840 Jefferson Avenue
Brooklyn, NY 11221BBL 3-01658-0042Map
Owner of record: Simpleton Resource Funds Xvii LLC
840 Jefferson Avenue is a walk-up apartment building built in 1910 in Brooklyn, 11221. It has 8 residential units across 4 floors. The owner of record is Simpleton Resource Funds Xvii LLC. HPD has recorded 76 housing violations here, most recently on July 1, 2016. 1 of the 50 most recent violations are still open. City tax records listed 2 rent-stabilized apartments here in 2024.
- HPD violations
- 76
- DOB violations
- 29
- ECB violations
- 2
- HPD complaints
- 285
What to know
No open immediately-hazardous violations among recent records.
Date of the most recent HPD inspection that found a problem.
No balance due on recent ECB violations.
Rent stabilization
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.
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 · 76
- BHazardous
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 a minimum of 100 watts of incandescent light required. (light fixture present)
Jul 1, 2016
Open — Nov sent out - ANon-hazardous
Post and maintain a proper notice on wall of the entrance story in english and spanish on the availability of the agency?s housing information guide. a sample notice can be found at www.nyc.gov/hpd. at public hall, 1st story
Oct 6, 2015
Closed — Violation dismissed - CImmediately hazardous
Provide hot water at all hot water fixtures in the entire apartment located at apt 4a, 4th story, 2nd apartment from east at south
May 7, 2014 · Apt 4A
Closed — Violation closed - CImmediately hazardous
Provide ready access to buildings heating system locked boiler room at cellar
May 7, 2014
Closed — Violation closed - ANon-hazardous
Refit door to roof at bulkhead at public hall, 4th story
Oct 12, 2013
Closed — Violation closed - CImmediately hazardous
Post notice, in form approved by the department, stating the name and location of the person designated by the owner to have key to buildings heating system .. at public hall, 1st story
Oct 12, 2013
Closed — Violation closed - BHazardous
Replace with new the missing mechanical ventilation vent in the kitchen located at apt 3b, 3rd story, 1st apartment from east at south
Oct 7, 2013 · Apt 3B
Closed — Violation closed - IInformation / order
The premises has been selected to participate in the alternative enforcement program which may result in building-wide inspections, fees, and extensive repair work to correct violations and underlying conditions. charges for repair work done pursuant to this order, if not paid, will become liens on the property
Jan 31, 2013
Closed — Violation dismissed - CImmediately hazardous
Properly repair the broken or defective locking device at entrance door to building
Oct 19, 2012
Closed — Violation closed - BHazardous
Properly repair the source and abate the evidence of a water leak at the ceiling ceiling in the bathroom located at apt 2, 2nd story, 2nd apartment from east at south
Sep 27, 2012 · Apt 2
Closed — Violation closed
Show 40 more ↓
- BHazardous
Repair the broken or defective plastered surfaces and paint in a uniform color the ceiling in the bathroom located at apt 2, 2nd story, 2nd apartment from east at south
Sep 27, 2012 · Apt 2
Closed — Violation closed - ANon-hazardous
Properly secure the loose wash basin cabinet in the bathroom located at apt 2, 2nd story, 2nd apartment from east at south
Sep 27, 2012 · Apt 2
Closed — Violation closed - CImmediately hazardous
Replace with new the broken or defective glass, lower sash in the 1st room from north located at apt 2, 2nd story, 2nd apartment from east at south
Sep 27, 2012 · Apt 2
Closed — Violation closed - ANon-hazardous
Refit loose hinged door in the bathroom located at apt 1b, 1st story, 1st apartment from east at south
Aug 31, 2012 · Apt 1B
Closed — Violation closed - BHazardous
Replace the broken or defective washbasin in the bathroom located at apt 1b, 1st story, 1st apartment from east at south
Aug 31, 2012 · Apt 1B
Closed — Violation closed - ANon-hazardous
Refit loose hinged door in the 1st room from north located at apt 1b, 1st story, 1st apartment from east at south
Aug 31, 2012 · Apt 1B
Closed — Violation closed - ANon-hazardous
Refit loose hinged door in the 5th room from north located at apt 1b, 1st story, 1st apartment from east at south
Aug 31, 2012 · Apt 1B
Closed — Violation closed - BHazardous
Repair or replace the smoke detector inoperable located at apt 1b, 1st story, 1st apartment from east at south
Aug 31, 2012 · Apt 1B
Closed — Violation closed - BHazardous
Repair or replace the carbon monoxide detecting device(s). inoperable located at apt 1b, 1st story, 1st apartment from east at south
Aug 31, 2012 · Apt 1B
Closed — Violation closed - BHazardous
Properly repair the broken or defective mechanical vent at ceiling in the bathroom located at apt 1b, 1st story, 1st apartment from east at south
Aug 31, 2012 · Apt 1B
Closed — Violation closed - BHazardous
Replace with new the broken or defective door glass on vestibule door at public hall, 1st story
Aug 26, 2012
Closed — Violation closed - BHazardous
Properly repair the broken or defective mailbox at public hall, 1st story
Aug 26, 2012
Closed — Violation closed - BHazardous
Remove the accumulation of refuse and/or rubbish and maintain in a clean condition the front yard
Aug 26, 2012
Closed — Violation closed - BHazardous
Cleanse and disinfect to the satisfaction of this department after removing the urine & trash at all stories at public hall
Jul 13, 2012
Closed — Violation closed - BHazardous
Properly repair the source and abate the evidence of a water leak at ceiling in the bathroom located at apt 2b, 2nd story, 1st apartment from east at south
Jul 11, 2012 · Apt 2B
Closed — Violation closed - BHazardous
And dept. rules and regulations. remove the encumbrance obstructing egress from fire escapes air conditioner installed on window located at apt 2b, 2nd story, 1st apartment from east at south
Jul 11, 2012 · Apt 2B
Closed — Violation closed - ANon-hazardous
Paint with light colored paint to the satisfaction of this department the ceiling in the kitchen located at apt 2b, 2nd story, 1st apartment from east at south
Jul 8, 2012 · Apt 2B
Closed — Violation closed - CImmediately hazardous
Remove all obstructions and repair all defects in bathtub in the bathroom located at apt 1b, 1st story, 1st apartment from east at south
Jul 8, 2012 · Apt 1B
Closed — Violation closed - BHazardous
Replace with new the missing ceramic tiles north wall in the bathroom located at apt 1b, 1st story, 1st apartment from east at south
Jul 8, 2012 · Apt 1B
Closed — Violation closed - BHazardous
Remove the accumulation of refuse and/or rubbish and maintain in a clean condition the floor and stairs at public hall, 2nd story
Jul 8, 2012
Closed — Violation closed - CImmediately hazardous
Remove all obstructions and repair all defects in wasteline at bathtub in the bathroom located at apt 1b, 1st story, 1st apartment from east at south
Jul 8, 2012 · Apt 1B
Closed — Violation closed - BHazardous
Trace and repair the source and abate the nuisance consisting of mold ... at east wall and ceiling in the bathroom located at apt 1b, 1st story, 1st apartment from east at south
Jul 8, 2012 · Apt 1B
Closed — Violation closed - ANon-hazardous
Paint with light colored paint to the satisfaction of this department the ceiling in the 3rd room from north located at apt 2b, 2nd story, 1st apartment from east at south
Jul 8, 2012 · Apt 2B
Closed — Violation closed - ANon-hazardous
Paint with light colored paint to the satisfaction of this department all peeling paint surfaces in the 4th room from north, the bathroom , the 5th room from north, the kitchen , the private hallway located at apt 1b, 1st story, 1st apartment from east at south
Jul 3, 2012 · Apt 1B
Closed — Violation closed - CImmediately hazardous
Remove all obstructions and repair all defects in waste line at bathtub in the bathroom located at apt 1b, 1st story, 1st apartment from east at south
Jul 3, 2012 · Apt 1B
Closed — Violation closed - BHazardous
Repair or replace the smoke detector inoperative located at apt 1b, 1st story, 1st apartment from east at south
Jul 3, 2012 · Apt 1B
Closed — Violation closed - BHazardous
Abate the nuisance consisting of roaches located at apt 1b, 1st story, 1st apartment from east at south
Jul 3, 2012 · Apt 1B
Closed — Violation closed - BHazardous
Repair or replace the carbon monoxide detecting device(s). inoperative located at apt 1b, 1st story, 1st apartment from east at south
Jul 3, 2012 · Apt 1B
Closed — Violation closed - BHazardous
Trace and repair the source and abate the nuisance consisting of mold ... approximately 20 sq.ft at east wall, north wall, ceiling in the bathroom located at apt 1b, 1st story, 1st apartment from east at south
Jul 3, 2012 · Apt 1B
Closed — Violation closed - ANon-hazardous
Paint with light colored paint to the satisfaction of this department all peeling paint surfaces in the 6th room from north, the 5th room from north, the 4th room from north located at apt 3a, 3rd story, 2nd apartment from east at south
May 27, 2012 · Apt 3A
Closed — Violation closed - BHazardous
M/d law abate the nuisance consisting of a/c unit blocking egress at fire escape window in the 5th room from north located at apt 3a, 3rd story, 2nd apartment from east at south
May 27, 2012 · Apt 3A
Closed — Violation closed - BHazardous
Repair the flushing apparatus and maintain same so as to flush effectively the water closet , in the bathroom located at apt 3a, 3rd story, 2nd apartment from east at south
May 27, 2012 · Apt 3A
Closed — Violation closed - BHazardous
Repair or replace the smoke detector missing in the entire apartment located at apt 3a, 3rd story, 2nd apartment from east at south
May 27, 2012 · Apt 3A
Closed — Violation closed - BHazardous
Repair or replace the carbon monoxide detecting device(s). missing in the entire apartment located at apt 3a, 3rd story, 2nd apartment from east at south
May 27, 2012 · Apt 3A
Closed — Violation closed - BHazardous
Properly repair the broken or defective porcelain in bath tub in the bathroom located at apt 4a, 4th story, 2nd apartment from east at south
May 15, 2012 · Apt 4A
Closed — Violation closed - ANon-hazardous
Paint with light colored paint to the satisfaction of this department all walls in the bathroom located at apt 4a, 4th story, 2nd apartment from east at south
May 15, 2012 · Apt 4A
Closed — Violation closed - BHazardous
Properly repair the broken or defective wash basin cabinet in the bathroom located at apt 4a, 4th story, 2nd apartment from east at south
May 15, 2012 · Apt 4A
Closed — Violation closed - BHazardous
Properly repair the broken or defective entrance door in the bathroom located at apt 4a, 4th story, 2nd apartment from east at south
May 15, 2012 · Apt 4A
Closed — Violation closed - BHazardous
Repair the flushing apparatus and maintain same so as to flush effectively the water closet .. in the bathroom located at apt 3a, 3rd story, 2nd apartment from east at south
May 15, 2012 · Apt 3A
Closed — Violation closed - ANon-hazardous
Cleanse to the satisfaction of this department the stairs and landings at all stories public hall
May 15, 2012
Closed — Violation closed
DOB building violations · 29
- Low pressure boiler boiler required
Violation issued-failure to file 2024 external low pressure inspection
Nov 14, 2025
Dob violation - active - Low pressure boiler boiler required
Violation issued-failure to file 2023 external low pressure inspection
Sep 23, 2024
Dob violation - active - Low pressure boiler boiler required
Violation issued-failure to file 2020 external low pressure inspection
Jun 30, 2023
Dob violation - active - Low pressure boiler boiler required
Violation issued-failure to file 2021 external low pressure inspection
Jun 30, 2023
Dob violation - active - Low pressure boiler boiler required
Violation issued-failure to file 2018 external low pressure inspection
Jun 20, 2023
Dob violation - active - Low pressure boiler boiler required
Violation issued-failure to file 2019 external low pressure inspection
Jun 20, 2023
Dob violation - active - Low pressure boiler boiler required
Violation issued-failure to file 2022 external low pressure inspection
Apr 25, 2023
Dob violation - active - Low pressure boiler boiler required
Violation issued for failure to file annual boiler 2017 inspection report
Nov 8, 2019
Dob violation - active - Low pressure boiler boiler required
Violation issued for failure to file annual boiler 2016 inspection report
Apr 6, 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 - active
Show 19 more ↓
- Low pressure boiler boiler required
Violation issued for failure to file annual boiler 2014 inspection report
Oct 1, 2015
Dob violation - active - Low pressure boiler boiler required
Violation issued for failure to file annual boiler 2013 inspection report
Mar 3, 2015
Dob violation - active - Low pressure boiler boiler required
Violation issued for failure to file annual boiler 2011 inspection report
Mar 1, 2013
Dob violation - active - Low pressure boiler boiler required
Violation issued for failure to file annual boiler 2010 inspection report
Dec 13, 2011
Dob violation - active - Low pressure boiler boiler required
Lblvio-low pressure boiler boiler required
Dec 31, 2009
Dob violation - active - Boilers boiler required
Ll6291-local law 62/91 - boilers boiler required
Jan 1, 2009
Dob violation - active - Boilers boiler required
Ll6291-local law 62/91 - boilers boiler required
Jan 3, 2008
Dob violation - active - Boilers boiler required
Ll6291-local law 62/91 - boilers boiler required
Jan 19, 2007
Dob violation - active - Boilers boiler required
Ll6291-local law 62/91 - boilers boiler required
Jan 6, 2006
Dob violation - active - Boilers boiler required
Ll6291-local law 62/91 - boilers boiler required
Jan 31, 2005
Dob violation - active - Boilers boiler required
Ll6291-local law 62/91 - boilers boiler required
Feb 13, 2004
Dob violation - active - 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
Feb 27, 2001
Dob violation - active - Boilers boiler required
Ll6291-local law 62/91 - boilers boiler required
Mar 16, 1999
Dob violation - dismissed - Boilers boiler required
Ll6291-local law 62/91 - boilers boiler required
May 4, 1998
Dob violation - dismissed - Boilers boiler required
Ll6291-local law 62/91 - boilers boiler required
Sep 16, 1997
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 · 2
- Non-hazardous
Failure to maintain exterior building wall. noted: separation at northeast exterior brick wall,approx 1 inch to 2 inches, from above the 3rdstory window location to parapet, as a result, section of loose bricks
Sep 13, 2004 · Penalty $800
Resolve - Non-hazardous
Failure to maintain exterior building wall. defect is chimney at roof north east section leaning out of plumb with loose missing and defective brick work. remedy: repair defective chimney.
Oct 14, 1992 · Penalty $1,000
Resolve
Complaints
- Unsanitary condition
Pests
May 10, 2024 · Apt 4A
Close - Paint/plaster
Ceiling
May 10, 2024 · Apt 4A
Close - Unsanitary condition
Pests
Apr 24, 2024 · Apt 4A
Close - Water leak
Heavy flow
Mar 18, 2022 · Apt 2B
Close - Unsanitary condition
Mold
Mar 18, 2022 · Apt 2B
Close - Heat/hot water
Apartment only
Jan 6, 2018 · Apt 2B
Close - Heat/hot water
Entire building
Oct 3, 2015 · Apt 1A
Close - Water leak
Slow leak
Sep 30, 2015 · Apt 2B
Close - Heat/hot water
Entire building
May 9, 2014 · Apt 1A
Close - Heat/hot water
Entire building
May 6, 2014 · Apt 3B
Close
Show 40 more ↓
- Heating
Heat related
Jan 23, 2014 · Apt 1A
Close - Heating
Heat related
Nov 29, 2013 · Apt 1A
Close - Nonconst
Signage
Oct 3, 2013 · Apt BLDG
Close - General
Ceramic-tile
Oct 3, 2013 · Apt BLDG
Close - General
Doors
Oct 3, 2013 · Apt BLDG
Close - General
Ventilation system
Oct 3, 2013 · Apt 3B
Close - General
Doors
Oct 3, 2013 · Apt 4B
Close - Paint/plaster
Wall
Oct 3, 2013 · Apt 4B
Close - Electric
Wiring
Oct 3, 2013 · Apt 4B
Close - Electric
Bell-buzzer/intercom
Oct 3, 2013 · Apt 4B
Close - Plumbing
Toilet
Oct 3, 2013 · Apt 4B
Close - Heating
Heat related
May 25, 2013 · Apt 1A
Close - Nonconst
Rubbish
Dec 6, 2012 · Apt 1A
Close - Nonconst
Rubbish
Oct 17, 2012 · Apt 1A
Close - Heating
Heat related
Oct 17, 2012 · Apt 1A
Close - General
Locks
Oct 17, 2012 · Apt 1A
Close - General
Windows
Sep 20, 2012 · Apt 2
Close - Paint/plaster
Wall
Aug 29, 2012 · Apt 1B
Close - Paint/plaster
Wall
Aug 29, 2012 · Apt 1B
Close - General
Doors
Aug 29, 2012 · Apt 1B
Close - Paint/plaster
Ceiling
Aug 29, 2012 · Apt 1B
Close - Paint/plaster
Ceiling
Aug 29, 2012 · Apt 1B
Close - Paint/plaster
Wall
Aug 29, 2012 · Apt 1B
Close - General
Doors
Aug 29, 2012 · Apt 1B
Close - General
Mold
Aug 29, 2012 · Apt 1B
Close - Plumbing
Basin/sink
Aug 29, 2012 · Apt 1B
Close - General
Doors
Aug 29, 2012 · Apt 1B
Close - Paint/plaster
Wall
Aug 29, 2012 · Apt 1B
Close - General
Mailbox
Aug 17, 2012 · Apt 2B
Close - Nonconst
Rubbish
Aug 17, 2012 · Apt 2B
Close - Nonconst
Rubbish
Aug 17, 2012 · Apt 2B
Close - General
Doors
Aug 17, 2012 · Apt 2B
Close - General
Locks
Aug 17, 2012 · Apt 2B
Close - Paint/plaster
Ceiling
Jul 7, 2012 · Apt 2B
Close - Plumbing
Water-leaks
Jul 7, 2012 · Apt 2B
Close - General
Locks
Jul 2, 2012 · Apt 1A
Close - Plumbing
Sewer
Jul 2, 2012 · Apt 1A
Close - Nonconst
Rubbish
Jul 2, 2012 · Apt 1A
Close - Nonconst
Janitor/super
Jul 2, 2012 · Apt 1B
Close - General
Mold
Jul 2, 2012 · Apt 1B
Close
Sales history
No recorded sales in our data
Building details
- Building type
- Walk-up apartment building (C1)
- Year built
- 1910
- Floors
- 4
- Residential units
- 8
- Building area
- 9,038 ft²
- Lot area
- 3,086 ft²
- Zoning
- R6B
- Community board
- 303
- Council district
- 41
- Block / lot
- 1658 / 42
- Assessed value
- $712,800
- Landmark / historic district
- No
HPD registration #302317, last renewed Aug 20, 2025.
Questions about 840 Jefferson Avenue
Who owns 840 Jefferson Avenue?
The owner of record in NYC Department of City Planning PLUTO data is Simpleton Resource Funds Xvii LLC.
Does 840 Jefferson Avenue have violations?
Yes. NYC HPD has recorded 76 housing violations at this property.
Is 840 Jefferson Avenue rent stabilized?
NYC Department of Finance tax bills listed 2 rent-stabilized units here in 2024 (about 25% of its 8 apartments). To confirm a specific apartment, request its rent history from NYS Homes and Community Renewal.
When was 840 Jefferson Avenue built?
City records list 1910 as the year it was built.
How many apartments are in 840 Jefferson 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.