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811 Classon Avenue

Brooklyn, NY 11238BBL 3-01178-0010Map

Owner of record: 811 Classon LLC

811 Classon Avenue is a walk-up apartment building built in 1920 in Brooklyn, 11238. It has 12 residential units across 4 floors. The owner of record is 811 Classon LLC. HPD has recorded 139 housing violations here, most recently on May 4, 2026. 9 of the 50 most recent violations are still open.

HPD violations
139
DOB violations
49
ECB violations
37
HPD complaints
97

What to know

Good
No open Class C

No open immediately-hazardous violations among recent records.

Good
Last violation May 4, 2026

Date of the most recent HPD inspection that found a problem.

Good
No unpaid ECB fines

No balance due on recent ECB violations.

Rent stabilization

No rent-stabilized units in 2018–2024 tax bills

Some apartments can still be regulated. Use the rent-stabilized checker or request the rent history from HCR.

Violations

Most recent first. Showing up to 50 per agency.

HPD housing violations · 139

  • A

    File annual bedbug report in accordance with hpd rule as described on the back of this notice of violation or as described on hpds website, www.nyc.gov\hpd, search bed bugs.

    May 4, 2026

    Open — Nov sent out
  • I

    And is therefore subject to civil penalties, prohibited from certifying violations, and denied the right to recover possession of premises for nonpayment of rent until a valid registration statement is filed.

    Nov 20, 2025

    Open — Info nov sent out
  • A

    File annual bedbug report in accordance with hpd rule as described on the back of this notice of violation or as described on hpds website, www.nyc.gov\hpd, search bed bugs.

    Jun 9, 2025

    Open — Nov sent out
  • A

    File annual bedbug report in accordance with hpd rule as described on the back of this notice of violation or as described on hpds website, www.nyc.gov\hpd, search bed bugs.

    Mar 22, 2023

    Closed — Violation dismissed
  • A

    File annual bedbug report in accordance with hpd rule as described on the back of this notice of violation or as described on hpds website, www.nyc.gov\hpd, search bed bugs.

    Feb 23, 2022

    Closed — Violation dismissed
  • A

    File annual bedbug report in accordance with hpd rule as described on the back of this notice of violation or as described on hpds website, www.nyc.gov\hpd, search bed bugs.

    Apr 7, 2021

    Closed — Violation dismissed
  • A

    Paint with light colored paint to the satisfaction of this department ceiling at public hall, 3rd story

    Dec 29, 2016

    Closed — Violation closed
  • A

    Refit door in the bathroom located at apt 3d, 3rd story, apartment at north

    Dec 29, 2016 · Apt 3D

    Closed — Violation dismissed
  • A

    Properly repair the broken or defective latch at door in the entrance located at apt 3d, 3rd story, apartment at north

    Dec 29, 2016 · Apt 3D

    Closed — Violation dismissed
  • B

    Repair or replace the smoke detector defective located at apt 3d, 3rd story, apartment at north

    Dec 29, 2016 · Apt 3D

    Closed — Violation dismissed
Show 40 more ↓
  • B

    Repair or replace the carbon monoxide detecting device(s). defective located at apt 3d, 3rd story, apartment at north

    Dec 29, 2016 · Apt 3D

    Closed — Violation dismissed
  • B

    Properly repair with similar material the broken or defective fire retardant ceiling at public hall, 3rd story

    Dec 29, 2016

    Closed — Violation closed
  • A

    Readjust and grade with a proper slope toward the rain leader, the gutter at roof

    Dec 29, 2016

    Closed — Violation closed
  • B

    Properly repair with similar material the broken or defective fire retardant ceiling & north wall at public hall stairs, 3rd story

    Dec 29, 2016

    Closed — Violation closed
  • A

    Paint with light colored paint to the satisfaction of this department ceiling & north wall at public hall stairs, 3rd story

    Dec 29, 2016

    Closed — Violation closed
  • A

    Post and maintain a proper notice on wall of the entrance story in english and spanish on the availability of the agencys housing information guide. a sample notice can be found at www.nyc.gov/hpd. at public hall, 1st story

    Dec 29, 2016

    Closed — Violation closed
  • B

    Repair the broken or defective plastered surfaces and paint in a uniform color ceiling in the 3rd room from east located at apt 3d, 3rd story, apartment at north

    Dec 29, 2016 · Apt 3D

    Closed — Violation dismissed
  • B

    Arrange and make self-closing the doors at bulkhead to roof at public hall stairs, 3rd story

    Dec 29, 2016

    Open — Not complied with
  • B

    Repair or replace the carbon monoxide detecting device(s). inoperative located at apt 3d, 3rd story, 1st apartment from west at north

    Dec 23, 2016 · Apt 3D

    Open — Nov certified late
  • B

    Repair the broken or defective plastered surfaces and paint in a uniform color ceiling and north wall at public hall, 3rd story

    Dec 23, 2016

    Open — Nov certified late
  • B

    Fire escape defective. replace with new the broken, defective and/or missing gusset plate at 2nd story balcony north corner building front stack.

    Dec 8, 2016

    Open — Nov sent out
  • B

    Properly secure the loose towel rack at the east wall in the bathroom located at apt 3a, 3rd story, apartment at east

    May 13, 2016 · Apt 3A

    Open — Not complied with
  • A

    Paint with light colored paint to the satisfaction of this department all walls in the entire apartment located at apt 3a, 3rd story, 1st apartment from north at east

    May 13, 2016 · Apt 3A

    Open — False certification
  • B

    Provide adequate lighting at or near the outside of the front entranceway of the building and keep same burning from sunset every day to sunrise on the day following 100 watts minimum required , light fixture present

    Jan 24, 2015

    Closed — Violation closed
  • B

    Provide adequate supply of hot water for the fixtures at washbasin in the bathroom located at apt 2a, 2nd story, 1st apartment from north at east

    Jan 2, 2015 · Apt 2A

    Closed — Violation closed
  • C

    Provide hot water at all hot water fixtures in the entire apartment located at apt 2a, 2nd story, 1st apartment from north at east

    Jan 2, 2015 · Apt 2A

    Closed — Violation closed
  • C

    Fire escape defective. adjust the dropladder so that it will slide easily in the guide rods at front fire escape

    Oct 9, 2014

    Closed — Violation closed
  • C

    Fire escape defective. adjust the dropladder so that it will slide easily in the guide rods at rear fire escape

    Oct 9, 2014

    Closed — Violation closed
  • C

    Fire escape defective. replace with new the broken, defective and/or missing gosse neck ladder at roof rear

    Oct 9, 2014

    Closed — Violation closed
  • C

    Provide a fire watch to building until further notice

    Oct 9, 2014

    Closed — Violation closed
  • B

    Provide adequate lighting at or near the outside of the front entranceway of the building and keep same burning from sunset every day to sunrise on the day following , 100 watts required.

    Apr 28, 2009

    Closed — Violation closed
  • B

    Repair or replace the smoke detector missing in the entire apartment located at apt 12, 3rd story

    Jan 21, 2004 · Apt 12

    Closed — Violation closed
  • B

    Repair or replace the smoke detector defective in the entire apartment located at apt 2, 1st story, apartment at north

    Jan 16, 2004 · Apt 2

    Closed — Violation closed
  • B

    M/d law abate the nuisance consisting of no bells to apartments

    Mar 13, 2000 · Apt 7

    Closed — Violation closed
  • B

    Replace with new the missing ceramic wall tiles in the bathroom located at apt 7, 2nd story

    Mar 13, 2000 · Apt 7

    Closed — Violation closed
  • B

    Replace with new the missing mortise lock in the entrance located at apt 7, 2nd story, apartment at southwest

    Mar 13, 2000 · Apt 7

    Closed — Violation closed
  • B

    Replace with new the broken or defective glass pane in the upper sash window in the 1st bedroom from west located at apt 7, 2nd story, apartment at southwest

    Mar 13, 2000 · Apt 7

    Closed — Violation closed
  • B

    Repair the broken or defective connection wasteline in the kitchen located at apt 7, 2nd story, apartment at southwest

    Mar 13, 2000 · Apt 7

    Closed — Violation closed
  • B

    Provide adequate supply of hot water for the fixtures at the sink in the kitchen located at apt 7, 2nd story

    Mar 13, 2000 · Apt 7

    Closed — Violation closed
  • A

    Paint with light colored paint to the satisfaction of this department walls and ceiling in the kitchen located at apt 7, 2nd story

    Mar 13, 2000 · Apt 7

    Closed — Violation closed
  • A

    Paint with light colored paint to the satisfaction of this department walls and ceiling in the 1st bedroom from west located at apt 7, 2nd story, apartment at southwest

    Mar 13, 2000 · Apt 7

    Closed — Violation closed
  • B

    M/d law abate the nuisance consisting of a painted sprinkler head in the kitchen located at apt 7, 2nd story

    Mar 13, 2000 · Apt 7

    Closed — Violation closed
  • B

    Provide adequate lighting at or near the outside of the front entranceway of the building and keep same burning from sunset every day to sunrise on the day following 100 watts minimum required fixture present light not on

    Jun 9, 1998

    Closed — Violation closed
  • B

    Provide an approved and operational smoke detecting device, installed in accordance with department of buildings rules and regulations missing 1 sty southeast apt 4. , section '' ''

    Sep 30, 1997 · Apt 4

    Closed — Violation closed
  • B

    Properly repair with similar material the broken or defective ceramic wall tiles bathroom 1 sty southeast apt 4. , section '' ''

    Sep 30, 1997 · Apt 4

    Closed — Violation closed
  • A

    Provide a lock and key to the entrance door of dwelling unit and, if a cl a multiple dwelling, also chain door guard 1 sty southeast apt 4. , section '' ''

    Sep 30, 1997 · Apt 4

    Closed — Violation closed
  • B

    Arrange and make self-closing the doors entrance 1 sty southeast apt 4. , section '' ''

    Sep 30, 1997 · Apt 4

    Closed — Violation closed
  • B

    M/d law abate the nuisance consisting of concealed leak ceiling bathroom 1 sty southeast apt 4. , section '' ''

    Sep 30, 1997 · Apt 4

    Closed — Violation closed
  • B

    Properly repair with similar material the broken or defective plasterboard ceiling bathroom 1 sty southeast apt 4. , section '' ''

    Sep 30, 1997 · Apt 4

    Closed — Violation closed
  • B

    Properly repair with similar material the broken or defective tar flashing rear and south parapet wall roof.

    Sep 25, 1997

    Closed — Violation closed

DOB building violations · 49

  • Low pressure boiler boiler required

    Violation issued-failure to file 2024 external low pressure inspection

    Nov 14, 2025

    Dob violation - dismissed
  • Fail to certify class 1 none

    Failure to certify correction on immediately hazardous (class 1) ecb violation

    Oct 30, 2024

    Dob violation - dismissed
  • Low pressure boiler boiler required

    Violation issued-failure to file 2023 external low pressure inspection

    Sep 23, 2024

    Dob violation - dismissed
  • Construction other optional

    Borough commissioner has ordered all work stopped under permit# 321048905 on 7/11/24. contractor withdrawal.

    Jul 25, 2024

    Dob violation - active
  • Construction other optional

    Borough commissioner has ordered all work stopped underpermit# 321594191 on 7/11/24. contractor withdrawal.

    Jul 25, 2024

    Dob violation - active
  • Low pressure boiler boiler required

    Violation issued-failure to file 2020 external low pressure inspection

    Jun 30, 2023

    Dob violation - dismissed
  • Low pressure boiler boiler required

    Violation issued-failure to file 2021 external low pressure inspection

    Jun 30, 2023

    Dob violation - dismissed
  • Low pressure boiler boiler required

    Violation issued-failure to file 2018 external low pressure inspection

    Jun 20, 2023

    Dob violation - dismissed
  • Low pressure boiler boiler required

    Violation issued-failure to file 2019 external low pressure inspection

    Jun 20, 2023

    Dob violation - dismissed
  • Low pressure boiler boiler required

    Violation issued-failure to file 2022 external low pressure inspection

    Apr 25, 2023

    Dob violation - dismissed
Show 39 more ↓
  • Construction other optional

    Borough commissioner has ordered all work stopped underpermit# 321594191 on 11/1/22. contractor withdrawal

    Nov 3, 2022

    Dob violation - active
  • Construction other optional

    Borough commissioner has ordered all work stopped underpermit# 321594191 on 11/1/22. contractor withdrawal

    Nov 3, 2022

    Dob violation - active
  • Fail to certify class 1 none

    Failure to certify correction on immediately hazardous (class 1) ecb violation

    Mar 16, 2022

    Dob violation - dismissed
  • Fail to certify class 1 none

    Failure to certify correction on immediately hazardous (class 1) ecb violation

    Jan 19, 2022

    Dob violation - dismissed
  • Fail to certify class 1 none

    Failure to certify correction on immediately hazardous (class 1) ecb violation

    Nov 10, 2021

    Dob violation - dismissed
  • Fail to certify class 1 none

    Failure to certify correction on immediately hazardous (class 1) ecb violation

    Sep 29, 2021

    Dob violation - dismissed
  • Fail to certify class 1 none

    Failure to certify correction on immediately hazardous (class 1) ecb violation

    Aug 18, 2021

    Dob violation - dismissed
  • Fail to certify class 1 none

    Failure to certify correction on immediately hazardous (class 1) ecb violation

    Apr 28, 2021

    Dob violation - dismissed
  • Fail to certify class 1 none

    Failure to certify correction on immediately hazardous (class 1) ecb violation

    Jan 6, 2021

    Dob violation - dismissed
  • Fail to certify class 1 none

    Failure to certify correction on immediately hazardous (class 1) ecb violation

    Oct 28, 2020

    Dob violation - dismissed
  • Fail to certify class 1 none

    Failure to certify correction on immediately hazardous (class 1) ecb violation

    Sep 2, 2020

    Dob violation - dismissed
  • Low pressure boiler boiler required

    Violation issued for failure to file annual boiler 2017 inspection report

    Nov 8, 2019

    Dob violation - dismissed
  • Low pressure boiler boiler required

    Violation issued for failure to file annual boiler 2016 inspection report

    Apr 6, 2018

    Dob violation - dismissed
  • Construction other optional

    Failure to comply w/vacate order#321/2015 issued on 08/20/15 partrial vacate order as per my inspection on 01/16/2018 bldg is occupied by 1 male at the illegal 4th flr. bdrm, cvontrary to prior vacate order iss ued forillegal 4th flr. bdrm. and sleeping quarters in the cellar remedy: comply w/ vacate order

    Jan 16, 2018

    Dob violation - active
  • Low pressure boiler boiler required

    Violation issued for failure to file annual boiler 2015 inspection report

    Feb 24, 2017

    Dob violation - dismissed
  • Construction other optional

    Stop all work immediately make site safe only contact the boro. comm office at 718 802-3677

    Feb 22, 2016

    Dob violation - dismissed
  • Fail to certify class 1 none

    Failure to certify correction on immediately hazardous (class 1) ecb violation

    Dec 2, 2015

    Dob violation - dismissed
  • Fail to certify class 1 none

    Failure to certify correction on immediately hazardous (class 1) ecb violation

    Nov 18, 2015

    Dob violation - dismissed
  • Low pressure boiler boiler required

    Violation issued for failure to file annual boiler 2014 inspection report

    Oct 1, 2015

    Dob violation - dismissed
  • Construction other optional

    Stop all work immediately make site safe only, contact borough comm. o ffice at 718 802-3677 before work continues

    Sep 30, 2015

    Dob violation - active
  • Construction other optional

    Stop all work immediately make site safe only contact borough comm. of fice at 718 802-3677 before work continue

    Sep 30, 2015

    Dob violation - dismissed
  • Fail to certify class 1 none

    Failure to certify correction on immediately hazardous (class 1) ecb violation

    Dec 31, 2014

    Dob violation - dismissed
  • Fail to certify class 1 none

    Failure to certify correction on immediately hazardous (class 1) ecb violation

    Dec 31, 2014

    Dob violation - dismissed
  • Fail to certify class 1 none

    Failure to certify correction on immediately hazardous (class 1) ecb violation

    Dec 31, 2014

    Dob violation - dismissed
  • Fail to certify class 1 none

    Failure to certify correction on immediately hazardous (class 1) ecb violation

    Dec 31, 2014

    Dob violation - dismissed
  • Fail to certify class 1 none

    Failure to certify correction on immediately hazardous (class 1) ecb violation

    Dec 31, 2014

    Dob violation - dismissed
  • Fail to certify class 1 none

    Failure to certify correction on immediately hazardous (class 1) ecb violation

    Dec 31, 2014

    Dob violation - dismissed
  • Low pressure boiler boiler required

    Violation issued for failure to file annual boiler 2012 inspection report

    May 15, 2014

    Dob violation - dismissed
  • Low pressure boiler boiler required

    Violation issued for failure to file annual boiler 2011 inspection report

    Mar 1, 2013

    Dob violation - dismissed
  • Low pressure boiler boiler required

    Violation issued for failure to file annual boiler 2010 inspection report

    Dec 13, 2011

    Dob violation - dismissed
  • Construction other optional

    Work without a permit; at time of inspection observed entire interior renovation of 3 story mutiple dwelling building without permits remedy; stop all work/make site safe only, obtain permits and approval s for all work types at premises

    Jun 14, 2010

    Vw*-violation - work w/o permit dismissed
  • Boilers boiler required

    Ll6291-local law 62/91 - boilers boiler required

    Jan 1, 2009

    Dob violation - dismissed
  • Boilers boiler required

    Ll6291-local law 62/91 - boilers boiler required

    Jan 3, 2008

    Dob violation - dismissed
  • Boilers boiler required

    Ll6291-local law 62/91 - boilers boiler required

    Feb 13, 2004

    Dob violation - dismissed
  • Boilers boiler required

    Ll6291-local law 62/91 - boilers boiler required

    Mar 19, 2003

    Dob violation - dismissed
  • Boilers boiler required

    Ll6291-local law 62/91 - boilers boiler required

    Mar 26, 2002

    Dob violation - dismissed
  • Boilers boiler required

    Ll6291-local law 62/91 - boilers boiler required

    Jun 1, 1994

    Dob violation - dismissed
  • Boilers boiler required

    Ll6291-local law 62/91 - boilers boiler required

    Aug 16, 1993

    Dob violation - active
  • Boilers boiler required

    Ll6291-local law 62/91 - boilers boiler required

    Jun 1, 1993

    Dob violation - dismissed

ECB violations · 37

  • Class - 2

    At the time of my inspection of a4 story building construction in progress, observed foam particles at exposure # 4 yards pace from their foam and stucco operations at exposure # 3. also observed the supported

    Jul 29, 2025 · Penalty $5,000

    Resolve
  • Class - 1

    At the time of inspection observed sws has been removed. site removed sws shed while under a pswo rescind that was issued on 06/08/23. note site was allowed only to remove supported scaffold on top of sws (side

    Aug 22, 2024 · Penalty $12,500

    Resolve
  • Class - 2

    Atoi i observed an 4 story alteration with installed scaffolding on top of sidewalk shed at exposure 1/4. after reviewing approved scaffolding plans i observed at exposure 1 wasn't conforming as per plan. worki

    May 11, 2023

    Resolve
  • Class - 2

    Failure of permit holder provide inspection access to and or ongoing construction site. at time of inspection access has been denied while worker working on site under active permit 321594191, provide access an

    Apr 4, 2023 · Penalty $1,250

    Resolve
  • Class - 1

    Unlawfully continued work while on notice of a stop work order. at time of inspection observed active facade work at exposure. while premises under stop work order since 03/29/2023 complaint 3 3899084, comply w

    Apr 4, 2023 · Penalty $5,000

    Resolve
  • Class - 2

    At the time of inspection on an active job site currently at roof level, i observed a sidewalk shed at exposure 1 & 4 consisting of scaffold parts and other construction material and also was not clean from de

    Mar 29, 2023 · Penalty $625

    Resolve
  • Class - 2

    At the of inspection on an active job site currently at roof level, i observed a makeshift platform at exposure 3 rear yard approximately about 4 ft by 12ft over fire escape and using as over head protection up

    Mar 29, 2023

    Resolve
  • Class - 1

    At the time of inspection on an active job site , it was observed that the site safety plans was not on site to verify the work in progress during construction. job site in alteration phase as per november 2017

    Mar 29, 2023 · Penalty $625

    Resolve
  • Class - 2

    At the time of inspection, observed installed supported scaffold at exp1 over sidewalk shed. the planking on the scaffold at exp2 and 4 side exceeding the maximum cantilever allowed by the code. g.c failed to i

    Dec 22, 2022

    Resolve
  • Class - 2

    At the time of my inspection observed construction fence at exp#1. after reviewed department records revealed that there were no permit issued for construction fence which create an unsafe conditions for pedest

    Jun 15, 2022

    Resolve
Show 27 more ↓
  • Class - 2

    At the time of my inspection observed sidewalk shed at exp#1 and pathways that remain open to the public only 3 feet in width (not at least 5 feet as require by bc 3307.2.6)

    Jun 15, 2022 · Penalty $625

    Resolve
  • Class - 1

    Failure to maintain bldg walls or appurtenances.noted:observed atoi ofexp4,wall spalling/peeling,missing mortar/bricks causing severe fall hazard to anyone in alley/driveway next door.maintain bldg exterior wal

    Dec 16, 2021 · Penalty $6,250

    Resolve
  • Class - 1

    Failure to maintain bldg walls or appurtenances. noted: observed exp#4(driveway)during inspection the wall is spalling/peeling & missing brick/mortar. causing a severe fall hazard to anyone in the driveway area

    Oct 27, 2021

    Resolve
  • Class - 1

    Failure to maintain bldg walls &/or appurtenances. noted: at exp#4 facade cement/stucco spalling/loose & falling w/missing/loose bricks/mortar. previous ecb#35582561k. remedy: maintain exterior bldg.

    Aug 20, 2021

    Resolve
  • Class - 1

    Failure to maintain bldg walls or appurtenances. noted: at exp#4 facade cement/stucco spalling/loose& falling w/missing bricks/mortar. previous ecb#35557623m. remedy: maintain exterior bldg walls.

    Jul 1, 2021 · Penalty $6,250

    Resolve
  • Class - 1

    Failure to maintain bldg walls or appurtenances at exp#4 between 2nd fl to top of roof. facing adjunct 815 classon ave exterior walls are spalling & show signs of deteriorated conditions w/missing bricks that

    May 17, 2021 · Penalty $6,250

    Resolve
  • Class - 1

    Failure to maintain bldg walls or appurtanances at the time of inspection & observed at 3 story bldg exterior exp#4 facing adjunct 815 classon ave finisher is deteriorated by masonry/paint peeling exposed brick

    Jan 25, 2021 · Penalty $6,250

    Resolve
  • Class - 2

    Failure to maintain building building in code compliant mannner failure to comply with the commissioners order contained in summon/violation# 35474653j issued on 08-09-20 and to file a certificate of corr

    Nov 9, 2020 · Penalty $1,250

    Resolve
  • Class - 1

    Failure to maintain bldg walls or appurtenances. noted: at exp#4 stucco finish deterioting/falling & missing exposing brick/masonry wall w/deteriorating/loose bricks & missing mortar. previous ecb#390229933y.

    Oct 7, 2020 · Penalty $6,250

    Resolve
  • Class - 1

    Failure to maintain bldg in code complaint amnner. as noted: @time of inspection observed @exp#1 loose brick, missing brick (defolicated) mortar joints, deteriorating (delapetated (joints) that has fallen

    Aug 9, 2020 · Penalty $1,250

    Resolve
  • Class - 1

    At exposure 4, at rear of wall at 3rd floor level, membrane finish missing exposing masonry wall. large section of wall has deteriorated and missing mortar with bricks loose and in danger of dislodging, also no

    May 29, 2020 · Penalty $2,500

    Resolve
  • Class - 1

    28-207.4.4.miscellaneous construction violations-tampering.nyc bc indicates that the owner shall ensure that the vacate order remains posteduntill rescinded.noted:the vacate order #221 issued 8/20/15 removed

    Feb 2, 2016 · Penalty $8,000

    Resolve
  • Class - 1

    Misc viol. gas hot water heater and gas piping installed prohibited location-gas under cellar egress stairs electric eqpt in gas meter room remove-relocae. photos taken.rmdy: comply w/nov.

    Aug 20, 2015

    Resolve
  • Class - 2

    Work does not conform to approved construction documents &/or approvedamendments. noted: job #320215450 does not indicate stairs from 1st tocellar & from 3 & 4fl to roof creating duplex apts at 1st & 3rd fl lev

    Aug 20, 2015 · Penalty $1,250

    Resolve
  • Class - 1

    Occupancy contrary to that allowed by the c of o or bldg dept records.noted co#161884 indicates a 12 families,3 sty bldg w/cellar as ordinary. at time of inspection,cellar has been converted into living room &

    Aug 20, 2015 · Penalty $6,000

    Resolve
  • Class - 2

    Work w/o a permit. noted at cellar level erected full height partition,sub dividing cellar. at 1st & 3rd fl installed metal & wooden stairs to create duplex apts at 1st & 3rd fl refectively. at roof level erect

    Aug 20, 2015 · Penalty $2,000

    Resolve
  • Class - 1

    Failure to maintain bldg wall(s) or appurtenances noted: contractor/ owner failed to maintain secondary egress for fire escapes front and rear of premises. at front exposure 1 fire escape drop down ladder is

    Oct 9, 2014 · Penalty $1,000

    Resolve
  • Class - 1

    28-212.11 removal of posted order of the commissioner swo removed fromthe building. noted: stop work order served and posted at front main entrance to bldg previously issued on 10/6/14 comp #3494834.the commis

    Oct 9, 2014 · Penalty $800

    Resolve
  • Class - 1

    Work w/o a permit. noted: contractor removed entire sprinkler system at interior hallway throughout entire premises w/o any permits or job fillings.stop all work. job#320215450 exp 12/10/14. hazardous.rmdy:obt

    Oct 9, 2014

    Resolve
  • Class - 2

    Failure to provide approved/accepted plans @ job @ time of insp.noted:ongoing work being performed throughout entire bldg at roof top level 2 vertical extensions are being erected with plumbing & electrical no

    Oct 6, 2014 · Penalty $250

    Resolve
  • Class - 1

    Failure to maintain bldg in code compliant manner.noted:ongoing construction throughout entire bldg @ all floors.@ 3rd story landing interior hallway partial fore stopping has been removed along walls & ceiling

    Oct 6, 2014 · Penalty $1,000

    Resolve
  • Class - 1

    Failure to safeguard all persons & property affected by construction operations.noted:ongoing work throughout enite bldg.@ rooftop level 2 vertical extensions are being erected along exp.4 w/o protection to adj

    Oct 6, 2014 · Penalty $2,400

    Resolve
  • Class - 1

    Failure to maintain bldg wall(s)or appurtenances.noted:ongoing work throughout bldg.@ exp.1 fire escape drop down ladder is not inline track to be safely dropped down for egress access,also would not be able to

    Oct 6, 2014 · Penalty $1,000

    Resolve
  • Class - 2

    Work does not conform to approved construction documents &/or approvedplans. 1)2nd fl & 3rd fl framing not as per plan 2)detail all partition types & replacement joints 3)show all 1st fl joist that are rotted

    Nov 22, 2013 · Penalty $500

    Resolve
  • Class - 2

    Failure to maintain bldg in code compliant manner. 1)roof black bags w/construction debris tar,container,barbeque cooker 2)1st fl front rightside of corridor plaster,lath,sheet rock. remedy: maintain adequate

    Nov 22, 2013

    Resolve
  • Class - 2

    Failure to maintain bldg in code-compliant manner. note: at front of bldg at cellar level large pile of combustible garbage such as cardboard boxes, mattress, paper & black garbage bags w/other garbage stored

    Jul 14, 2013

    Resolve
  • Hazardous

    Failure to maintain building- hazardous. defect noted: 1st and 2nd floors. front glass windows is broken, loose hanging and in danger of collapsing down, which creates health and safety hazard for occupants of

    Jun 6, 2005 · Penalty $2,500

    Resolve

Complaints

  • Unsanitary condition

    Garbage/recycling storage

    May 19, 2025 · Apt BLDG

    Close
  • Unsanitary condition

    Garbage/recycling storage

    May 19, 2025 · Apt BLDG

    Close
  • Water leak

    Heavy flow

    Sep 28, 2018 · Apt 3D

    Close
  • Water leak

    Slow leak

    Oct 10, 2017 · Apt 3D

    Close
  • Water leak

    Slow leak

    Sep 12, 2017 · Apt 3D

    Close
  • Water leak

    Heavy flow

    Aug 17, 2017 · Apt 3D

    Close
  • Unsanitary condition

    Sewage

    Jan 24, 2017 · Apt 1C

    Close
  • Water leak

    Slow leak

    Jan 24, 2017 · Apt 1C

    Close
  • Water leak

    Slow leak

    Jan 24, 2017 · Apt 1C

    Close
  • Water leak

    Slow leak

    Jan 24, 2017 · Apt 1C

    Close
Show 40 more ↓
  • Unsanitary condition

    Sewage

    Jan 24, 2017 · Apt 1C

    Close
  • Water leak

    Slow leak

    Dec 13, 2016 · Apt 3D

    Close
  • Outside building

    Roofing

    Dec 13, 2016 · Apt 3D

    Close
  • Unsanitary condition

    Mold

    Dec 13, 2016 · Apt 3D

    Close
  • Unsanitary condition

    Pests

    Dec 13, 2016 · Apt 3D

    Close
  • Unsanitary condition

    Pests

    Dec 13, 2016 · Apt 3D

    Close
  • Water leak

    Slow leak

    Dec 13, 2016 · Apt 3D

    Close
  • Door/window

    Window frame

    Dec 13, 2016 · Apt 3D

    Close
  • Unsanitary condition

    Sewage

    Nov 21, 2016 · Apt 1B

    Close
  • Flooring/stairs

    Floor

    Oct 26, 2016 · Apt 3D

    Close
  • Plumbing

    Basin/sink

    Oct 26, 2016 · Apt 3D

    Close
  • Unsanitary condition

    Mold

    Oct 26, 2016 · Apt 3D

    Close
  • Safety

    Smoke detector

    Oct 26, 2016 · Apt 3D

    Close
  • Water leak

    Slow leak

    Oct 26, 2016 · Apt 3D

    Close
  • Water leak

    Slow leak

    Oct 26, 2016 · Apt 3D

    Close
  • Plumbing

    Basin/sink

    Oct 26, 2016 · Apt 3D

    Close
  • Unsanitary condition

    Pests

    Oct 26, 2016 · Apt 3D

    Close
  • Door/window

    Window frame

    Oct 26, 2016 · Apt 3D

    Close
  • Plumbing

    Water supply

    Apr 27, 2016 · Apt 3A

    Close
  • Safety

    Carbon monoxide detector

    Apr 27, 2016 · Apt 3A

    Close
  • Unsanitary condition

    Pests

    Apr 27, 2016 · Apt 3A

    Close
  • Electric

    Lighting

    Apr 27, 2016 · Apt 3A

    Close
  • Flooring/stairs

    Floor

    Apr 27, 2016 · Apt 3A

    Close
  • General

    Cabinet

    Apr 27, 2016 · Apt 3A

    Close
  • Paint/plaster

    Wall

    Apr 27, 2016 · Apt 3A

    Close
  • Safety

    Smoke detector

    Apr 27, 2016 · Apt 3A

    Close
  • Flooring/stairs

    Floor

    Mar 24, 2016 · Apt 3A

    Close
  • General

    Cabinet

    Mar 24, 2016 · Apt 3A

    Close
  • Safety

    Smoke detector

    Mar 24, 2016 · Apt 3A

    Close
  • Safety

    Carbon monoxide detector

    Mar 24, 2016 · Apt 3A

    Close
  • Unsanitary condition

    Pests

    Mar 24, 2016 · Apt 3A

    Close
  • Electric

    Lighting

    Mar 24, 2016 · Apt 3A

    Close
  • Electric

    Lighting

    Mar 24, 2016 · Apt 3A

    Close
  • Paint/plaster

    Wall

    Mar 24, 2016 · Apt 3A

    Close
  • Plumbing

    Water supply

    Mar 24, 2016 · Apt 3A

    Close
  • Heat/hot water

    Apartment only

    Dec 30, 2015 · Apt 2A

    Close
  • Heat/hot water

    Entire building

    Mar 1, 2015 · Apt 2B

    Close
  • Electric

    Lighting

    Feb 28, 2015 · Apt BLDG

    Close
  • Electric

    Lighting

    Feb 15, 2015 · Apt BLDG

    Close
  • Water leak

    Heavy flow

    Feb 1, 2015 · Apt 2B

    Close

Sales history

No recorded sales in our data

Sales come from the NYC Department of Finance rolling sales file.

Building details

Building type
Walk-up apartment building (C1)
Year built
1920
Floors
4
Residential units
12
Building area
7,564 ft²
Lot area
2,000 ft²
Zoning
R7A
Community board
308
Council district
35
Block / lot
1178 / 10
Assessed value
$638,550
Landmark / historic district
No

HPD registration #349636, last renewed Nov 20, 2024.

Questions about 811 Classon Avenue

Who owns 811 Classon Avenue?

The owner of record in NYC Department of City Planning PLUTO data is 811 Classon LLC.

Does 811 Classon Avenue have violations?

Yes. NYC HPD has recorded 139 housing violations at this property.

Is 811 Classon Avenue rent stabilized?

No rent-stabilized units appear in its 2018–2024 tax bills. Individual apartments can still be regulated, so request the rent history from NYS Homes and Community Renewal if unsure.

When was 811 Classon Avenue built?

City records list 1920 as the year it was built.

How many apartments are in 811 Classon Avenue?

It has 12 residential units.

Source: NYC Open Data (DCP PLUTO, HPD, DOB, ECB/OATH, DOF). Records can lag the city's systems. Data refreshed weekly.