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523 Willoughby Avenue

Brooklyn, NY 11206BBL 3-01759-0072Map

Owner of record: Park Avenue Suites 523 LLC

523 Willoughby Avenue is a walk-up apartment building built in 1910 in Brooklyn, 11206. It has 8 residential units across 4 floors. The owner of record is Park Avenue Suites 523 LLC. HPD has recorded 47 housing violations here, most recently on September 23, 2026. 7 of the 47 most recent violations are still open. City tax records listed 3 rent-stabilized apartments here in 2024.

HPD violations
47
DOB violations
1
ECB violations
9
HPD complaints
118

What to know

Good
No open Class C

No open immediately-hazardous violations among recent records.

Watch
Last violation Sep 23, 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

Rent-stabilized units in 2024
3
About 38% of the building's 8 apartments
Down from 5 in 2019

Counts come from owners' rent-stabilization filings shown on NYC Department of Finance tax bills, as extracted by JustFix. They tell you a building has stabilized apartments, not which ones.

Stabilized units by tax-bill year

Think your apartment is stabilized? Request its rent history from HCR (free), then check your renewal with the renewal calculator.

Violations

Most recent first. Showing up to 50 per agency.

HPD housing violations · 47

  • B

    Properly repair the source and abate the evidence of a water leak at ceiling and west wall in the 1st room from north located at apt 2 lower level, 2nd story, 1st apartment from west at north

    Sep 23, 2026 · Apt 2

    Open — Nov sent out
  • B

    Repair the broken or defective plastered surfaces and paint in a uniform color at ceiling and west wall in the 1st room from north located at apt 2 lower level, 2nd story, 1st apartment from west at north

    Sep 23, 2026 · Apt 2

    Open — Nov sent out
  • B

    Properly repair with similar material the broken or defective buckling wood floor in the 1st room from north located at apt 2 upper level, 2nd story, 1st apartment from west at north

    Sep 23, 2026 · Apt 2

    Open — Nov sent out
  • B

    Repair the broken or defective plastered surfaces and paint in a uniform color at east wall in the bathroom located at apt 2 lower level, 2nd story, 1st apartment from west at north

    Sep 23, 2026 · Apt 2

    Open — Nov sent out
  • A

    Trace and repair the source and abate the visible mold condition... observed less than 10 sq ft at ceiling and west wall in the 1st room from north located at apt 2, 2nd story, 1st apartment from west at north

    Sep 23, 2026 · Apt 2

    Open — Notice of issuance sent to tenant
  • B

    Repair the broken or defective plastered surfaces and paint in a uniform color at ceiling and north east and west wall at basement

    Sep 23, 2026

    Open — Nov sent out
  • B

    Properly repair the source and abate the evidence of a water leak at ceailing at basement

    Sep 23, 2026

    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.

    May 6, 2026

    Closed — Violation dismissed
  • 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.

    Oct 31, 2019

    Closed — Violation dismissed
  • B

    Repair the flushing apparatus and maintain same so as to flush effectively the water closet .. in the bathroom located at apt 2f, 1st story, apartment at west

    Feb 8, 2014 · Apt 2F

    Closed — Violation closed
Show 37 more ↓
  • B

    Repair the leaky and/or defective faucets shower body at bath tub. in the bathroom located at apt 2f, 1st story

    Feb 8, 2014 · Apt 2F

    Closed — Violation closed
  • C

    Trace and repair the source and abate the nuisance consisting of mold ... 40 square feet at ceiling in the bathroom located at apt 2f, 1st story

    Feb 8, 2014 · Apt 2F

    Closed — Violation closed
  • B

    Abate the nuisance consisting of roaches in the entire apartment located at apt 2f, 1st story

    Feb 8, 2014 · Apt 2F

    Closed — Violation closed
  • B

    Abate the nuisance consisting of mice in the entire apartment located at apt 2f, 1st story

    Feb 8, 2014 · Apt 2F

    Closed — Violation closed
  • B

    Provide an approved and operational carbon monoxide detecting device, installed in accordance with applicable law and rules. in the entire apartment located at apt 2f, 1st story

    Feb 8, 2014 · Apt 2F

    Closed — Violation closed
  • A

    Reset, so as to secure a proper and tight connection, the water closet bowl and tank in the bathroom located at apt 2f, 1st story

    Feb 8, 2014 · Apt 2F

    Closed — Violation closed
  • B

    Properly repair the broken or defective mailbox door at front areaway

    Jan 17, 2013

    Closed — Violation closed
  • B

    Fire egress defective. remove obstructing bars or gates from window to fire escape ... in the entire apartment located at apt 2r, 1st story, 1st apartment from west at north

    Nov 24, 2009 · Apt 2R

    Closed — Violation closed
  • B

    Abate the nuisance consisting of vermin , mice in the entire apartment located at apt 3r, 2nd story, apartment at north

    Apr 10, 2009 · Apt 3R

    Closed — Violation closed
  • B

    Abate the nuisance consisting of vermin roaches in the entire apartment located at apt 3r, 2nd story, apartment at north

    Apr 10, 2009 · Apt 3R

    Closed — Violation closed
  • B

    Provide an approved and operational carbon monoxide detecting device, installed in accordance with applicable law and rules. in the entire apartment located at apt 3r, 2nd story, apartment at north

    Apr 10, 2009 · Apt 3R

    Closed — Violation closed
  • B

    Fire egress defective. remove obstructing bars or gates from window to fire escape , in the entire apartment located at apt 3r, 2nd story, apartment at north

    Apr 10, 2009 · Apt 3R

    Closed — Violation closed
  • B

    Properly secure the loose mail boxes at front areaway

    Apr 10, 2009

    Closed — Violation closed
  • A

    Paint with light colored paint to the satisfaction of this department the walls and ceiling in the 1st room from north at west located at apt 3r, 2nd story, apartment at north

    Apr 10, 2009 · Apt 3R

    Closed — Violation closed
  • B

    Repair the broken or defective plastered surfaces and paint in uniform color the north and east walls in the kitchen located at apt 3r, 2nd story, apartment at north

    Apr 10, 2009 · Apt 3R

    Closed — Violation closed
  • C

    Repair the broken or defective connection at the waste line at the wash basin in the bathroom located at apt 3r, 2nd story, apartment at north

    Apr 10, 2009 · Apt 3R

    Closed — Violation closed
  • B

    Provide an approved and operational carbon monoxide detecting device, installed in accordance with applicable law and rules. in the entire apartment located at apt 4l, 3rd story

    Oct 3, 2007 · Apt 4L

    Closed — Violation closed
  • B

    Properly repair the broken or defective intercommunication system in the entire apartment located at apt 4l, 3rd story

    Oct 3, 2007 · Apt 4L

    Closed — Violation closed
  • C

    Properly repair the broken or defective mortise lock at entrance door to bldg

    Oct 3, 2007

    Closed — Violation closed
  • B

    Provide adequate lighting for 60 watts incandescent at 1st & 4th stys at public hall

    Oct 3, 2007

    Closed — Violation closed
  • B

    Repair the broken or defective plastered surfaces and paint in uniform color ceiling in the bathroom located at apt 3l, 2nd story, apartment at south

    Dec 20, 2005 · Apt 3L

    Closed — Violation closed
  • C

    M/d law abate the nuisance consisting of cascading water leak at ceiling in the bathroom located at apt 3l, 3rd story

    Nov 27, 2005 · Apt 3L

    Closed — Violation closed
  • B

    Repair the leaky and/or defective faucets bathtubs and washbasin bathroom bsmt apt 1.

    Nov 11, 2005

    Closed — Violation closed
  • A

    Properly repair the broken or defective ceiling light fixture private hall bsmt apt 1.

    Nov 11, 2005

    Closed — Violation closed
  • A

    Replace with new the missing gasket at refrigerator door kitchen bsmt apt 1.

    Nov 11, 2005

    Closed — Violation closed
  • B

    Provide an approved and operational carbon monoxide detecting device, installed in accordance with applicable law and rules. in the entire apartment located at apt 3l, 2nd story, 1st apartment from east at south

    Sep 30, 2005 · Apt 3L

    Closed — Violation closed
  • B

    Repair the broken or defective connection waste line locknuts at sink in the kitchen located at apt 3l, 2nd story, 1st apartment from east at south

    Sep 30, 2005 · Apt 3L

    Closed — Violation closed
  • B

    Remove the accumulation of refuse and/or rubbish and maintain in a clean condition the entire , cellar

    Jan 29, 2005

    Closed — Violation closed
  • C

    Provide hot water at all hot water fixtures in the entire apartment located at apt 1, 1st story

    Dec 29, 2000 · Apt 1

    Closed — Violation closed
  • B

    Repair the broken or defective plastered surfaces and paint in a uniform color ceiling private hall in the private hallway located at apt 1, 1st story

    Jan 31, 2000 · Apt 1

    Closed — Violation closed
  • B

    Repair the broken or defective plastered surfaces and paint in a uniform color walls north west room in the bedroom located at apt 1, 1st story

    Jan 31, 2000 · Apt 1

    Closed — Violation closed
  • B

    Repair the broken or defective plastered surfaces and paint in a uniform color ceiling south room in the 1st bedroom from south located at apt 1, 1st story

    Jan 31, 2000 · Apt 1

    Closed — Violation closed
  • B

    Repair by closing so as to be gas tight all openings in the waste line under wash basin in the bathroom located at apt 1, 1st story

    Jan 31, 2000 · Apt 1

    Closed — Violation closed
  • B

    Repair the leaky and/or defective faucets wash basin in the bathroom located at apt 1, 1st story

    Jan 31, 2000 · Apt 1

    Closed — Violation closed
  • B

    M/d law abate the nuisance consisting of dampness pentrating the wall in the bathroom located at apt 1, 1st story

    Jan 31, 2000 · Apt 1

    Closed — Violation closed
  • B

    Properly repair with similar material the broken or defective ceramic tile walls in the bathroom located at apt 1, 1st story

    Jan 31, 2000 · Apt 1

    Closed — Violation closed
  • B

    Properly repair the broken or defective wood floor private hall in the 1st private hallway from east located at apt 1, 1st story

    Jan 31, 2000 · Apt 1

    Closed — Violation closed

DOB building violations · 1

  • Construction other optional

    C-construction other optional

    Aug 21, 2017

    Vp*-violation unserved ecb- dismissed

ECB violations · 9

  • Class - 1

    Bc3303.7.2:no fire extinguishers provided at floors 3,5,6 and roof.at the time of inspeciton of a 6 story bldg at 6th fl level non-active job site.i observed that there were no fire extinguishers on floors 3,5,

    Aug 21, 2017 · Penalty $400

    Resolve
  • Class - 1

    Bc3309.10:failure to protect or adequately protect adj properties during constructionor demolition operation.inadequate roof protection.at the time of inspection of a 6 story bldg at 6th fl level,non active wor

    Aug 21, 2017 · Penalty $400

    Resolve
  • Class - 1

    Housekeeping/at time of inspection of a 6 story nb currently at roof level.i observed inadequate housekeeping,miscellaneous garbage and combustible materials were on every floor causing hazardous conditions.rem

    Aug 10, 2017 · Penalty $400

    Resolve
  • Class - 1

    Designatin of construction superintendent.at the time of inspection ofa 6 story nb currently at roof level,with construction operations in progress upon request for the construction superintendent or designated

    Aug 10, 2017 · Penalty $2,500

    Resolve
  • Class - 1

    Guardrails.at the time of inspection of a 6 story nb currently at rooflevel with construction operations in progress i observed missing guardrail systems on multiple floors at expo 3.causing a hazardous conditi

    Aug 10, 2017 · Penalty $1,200

    Resolve
  • Class - 2

    Ircny 3301-02/log book.at the time of my inspection of a 6 story nb currently at roof level with construction work in progess upon request for construction superintendent logs as required for construction opera

    Aug 10, 2017

    Resolve
  • Class - 1

    3307.7 fence.noted:active construction site existing foundation in place(abt 6-8ft deep) missing construction site fence @exp#2 rear(approx 16 linear feet).guardrail erected around pit-inadequate broken down,mi

    Jun 9, 2016

    Resolve
  • Class - 1

    No guardrails-inadequate guardrail.noted:active construction site.existing foundation pit(6-8 ft deep)in place-inadequate guardrails erectedaround the pit,portion of guardrails is down.jobsite fence missing @ex

    Jun 9, 2016 · Penalty $400

    Resolve
  • Class - 2

    Work does not conform to approved construction documents &/or approvedamendments. at the time of inspection it was observed the party wall at exp#4 of 3rd & 4th fl was removed/demo while the approved demo plans

    Apr 8, 2016 · Penalty $250

    Resolve

Complaints

  • Water leak

    Slow leak

    Sep 27, 2026 · Apt 2

    Close
  • Unsanitary condition

    Pests

    Sep 27, 2026 · Apt 6

    Close
  • Water leak

    Slow leak

    Sep 18, 2026 · Apt 2

    Close
  • Flooring/stairs

    Floor

    Sep 18, 2026 · Apt 2

    Close
  • Unsanitary condition

    Mold

    Sep 18, 2026 · Apt 2

    Close
  • Unsanitary condition

    Mold

    Sep 18, 2026 · Apt 2

    Close
  • Heat/hot water

    Apartment only

    Aug 23, 2026 · Apt 5

    Close
  • Heat/hot water

    Entire building

    Feb 14, 2024 · Apt BLDG

    Close
  • Electric

    Power outage

    Feb 14, 2024 · Apt BLDG

    Close
  • Unsanitary condition

    Pests

    May 27, 2023 · Apt 1

    Close
Show 40 more ↓
  • Unsanitary condition

    Mold

    May 27, 2023 · Apt 1

    Close
  • Water leak

    Heavy flow

    Jul 10, 2020 · Apt 2

    Close
  • Heat/hot water

    Entire building

    Sep 13, 2014 · Apt BLDG

    Close
  • General

    Cooking gas

    Sep 13, 2014 · Apt BLDG

    Close
  • General

    Cooking gas

    Sep 13, 2014 · Apt ALL

    Close
  • Unsanitary condition

    Pests

    Apr 18, 2014 · Apt 2F

    Close
  • Unsanitary condition

    Pests

    Apr 18, 2014 · Apt 2F

    Close
  • Unsanitary condition

    Pests

    Apr 18, 2014 · Apt 2F

    Close
  • Unsanitary condition

    Pests

    Apr 18, 2014 · Apt 2F

    Close
  • Unsanitary condition

    Pests

    Apr 18, 2014 · Apt 2F

    Close
  • Unsanitary condition

    Pests

    Apr 18, 2014 · Apt 2F

    Close
  • Heat/hot water

    Entire building

    Apr 18, 2014 · Apt 2F

    Close
  • Nonconst

    Rubbish

    Jan 5, 2014 · Apt 2F

    Close
  • Nonconst

    Rubbish

    Jan 5, 2014 · Apt 2F

    Close
  • Nonconst

    Vermin

    Jan 5, 2014 · Apt 2F

    Close
  • Nonconst

    Vermin

    Jan 5, 2014 · Apt 2F

    Close
  • General

    Mold

    Jan 5, 2014 · Apt 2F

    Close
  • Plumbing

    Bathtub/shower

    Jan 5, 2014 · Apt 2F

    Close
  • Plumbing

    Basin/sink

    Jan 5, 2014 · Apt 2F

    Close
  • Plumbing

    Toilet

    Jan 5, 2014 · Apt 2F

    Close
  • Heating

    Heat related

    Jan 5, 2014 · Apt 2F

    Close
  • Nonconst

    Vermin

    Dec 8, 2013 · Apt 2F

    Close
  • Plumbing

    Bathtub/shower

    Dec 8, 2013 · Apt 2F

    Close
  • Plumbing

    Toilet

    Dec 8, 2013 · Apt 2F

    Close
  • Plumbing

    Toilet

    Dec 8, 2013 · Apt 2F

    Close
  • Nonconst

    Rubbish

    Dec 8, 2013 · Apt 2F

    Close
  • General

    Windows

    Jan 12, 2013 · Apt 2R

    Close
  • General

    Mailbox

    Jan 12, 2013 · Apt 2R

    Close
  • Heating

    Heat related

    Jan 12, 2013 · Apt 2R

    Close
  • Paint/plaster

    Ceiling

    May 2, 2012 · Apt 1R

    Close
  • General

    Mold

    May 2, 2012 · Apt 1R

    Close
  • Paint/plaster

    Ceiling

    May 2, 2012 · Apt 1R

    Close
  • Electric

    Electric-supply

    May 2, 2012 · Apt 1R

    Close
  • General

    Cooking gas

    May 2, 2012 · Apt 1R

    Close
  • Heating

    Heat related

    Apr 5, 2011 · Apt 3R

    Close
  • Heating

    Heat related

    Feb 24, 2011 · Apt 3R

    Close
  • Heating

    Heat related

    Nov 13, 2009 · Apt 3R

    Close
  • General

    Cabinet

    Nov 13, 2009 · Apt 3R

    Close
  • General

    Mailbox

    Nov 13, 2009 · Apt 3R

    Close
  • Plumbing

    Basin/sink

    Nov 13, 2009 · Apt 3R

    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
1910
Floors
4
Residential units
8
Building area
5,156 ft²
Lot area
2,000 ft²
Zoning
R6A
Community board
303
Council district
36
Block / lot
1759 / 72
Assessed value
$526,950
Landmark / historic district
No

HPD registration #388882, last renewed Oct 9, 2025.

Questions about 523 Willoughby Avenue

Who owns 523 Willoughby Avenue?

The owner of record in NYC Department of City Planning PLUTO data is Park Avenue Suites 523 LLC.

Does 523 Willoughby Avenue have violations?

Yes. NYC HPD has recorded 47 housing violations at this property.

Is 523 Willoughby Avenue rent stabilized?

NYC Department of Finance tax bills listed 3 rent-stabilized units here in 2024 (about 38% of its 8 apartments). To confirm a specific apartment, request its rent history from NYS Homes and Community Renewal.

When was 523 Willoughby Avenue built?

City records list 1910 as the year it was built.

How many apartments are in 523 Willoughby Avenue?

It has 8 residential units.

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