509 Hinsdale Street
Brooklyn, NY 11207BBL 3-03835-0021Map
Owner of record: Riverdale Avenue Properties LLC
509 Hinsdale Street is a walk-up apartment building built in 1930 in Brooklyn, 11207. It has 21 residential units across 4 floors. The owner of record is Riverdale Avenue Properties LLC. HPD has recorded 1,593 housing violations here, most recently on October 20, 2026. 48 of the 50 most recent violations are still open. City tax records listed 21 rent-stabilized apartments here in 2024.
- HPD violations
- 1,593
- DOB violations
- 15
- ECB violations
- 24
- HPD complaints
- 2,205
What to know
Immediately hazardous issues among recent violations are still open.
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 · 1,593
- BHazardous
Provide dwelling with a janitor or responsible person or janitorial service.
Oct 20, 2026
Open — Nov sent out - ANon-hazardous
Paint metal in accordance with dept. regulation heat riser at east wall in the 4th room from east at south located at apt 2f, 2nd story, 2nd apartment from east at south
Oct 16, 2026 · Apt 2F
Open — Nov sent out - BHazardous
Repair the broken or defective plastered surfaces and paint in a uniform color at east wall in the 4th room from east at south located at apt 2f, 2nd story, 2nd apartment from east at south
Oct 16, 2026 · Apt 2F
Open — Nov sent out - CImmediately hazardous
Abate the infestation consisting of mice in the entire apartment located at apt 2f, 2nd story, 2nd apartment from east at south
Oct 16, 2026 · Apt 2F
Open — Notice of issuance sent to tenant - CImmediately hazardous
Repair the broken or defective plastered surfaces and paint in a uniform color at ceiling, north and west wall in the bathroom located at apt 2f, 2nd story, 2nd apartment from east at south
Oct 16, 2026 · Apt 2F
Open — Nov sent out - BHazardous
Repair the broken or defective plastered surfaces and paint in a uniform color at the east and west wall in the kitchen located at apt 2f, 2nd story, 2nd apartment from east at south
Oct 16, 2026 · Apt 2F
Open — Nov sent out - CImmediately hazardous
Replace or repair the self-closing doors that is missing or defective apartment door in the entrance located at apt 2f, 2nd story, 2nd apartment from east at south
Oct 16, 2026 · Apt 2F
Open — Nov sent out - CImmediately hazardous
Abate the infestation consisting of roaches in the entire apartment located at apt 3a, 3rd story, 1st apartment from east at south
Oct 9, 2026 · Apt 3A
Open — Notice of issuance sent to tenant - CImmediately hazardous
Abate the infestation consisting of mice in the entire apartment located at apt 3a, 3rd story, 1st apartment from east at south
Oct 9, 2026 · Apt 3A
Open — Notice of issuance sent to tenant - BHazardous
Properly repair with similar material the broken or defective grout at the bathtub in the 1st room from east at north located at apt 3a, 1st story, 1st apartment from east at south
Oct 9, 2026 · Apt 3A
Open — Nov sent out
Show 40 more ↓
- BHazardous
Repair the broken or defective plastered surfaces and paint in a uniform color the ceiling in the 1st room from east at south located at apt 3a, 1st story, 1st apartment from east at south
Oct 9, 2026 · Apt 3A
Open — Nov sent out - CImmediately hazardous
Properly secure the loose lighting fixture at ceiling in the bathroom located at apt 3c, 3rd story, 1st apartment from west at north
Aug 25, 2026 · Apt 3C
Open — Nov sent out - CImmediately hazardous
Provide a safe and adequate supply of electric service to the fixtures light switch and light fixture in the bathroom located at apt 3c, 3rd story, 1st apartment from west at north
Aug 25, 2026 · Apt 3C
Open — Nov sent out - CImmediately hazardous
Replace or repair the self-closing doors that is missing or defective self closing door at entrance in the entrance located at apt 3c, 3rd story, 1st apartment from west at north
Aug 25, 2026 · Apt 3C
Closed — Violation closed - CImmediately hazardous
Repair the broken or defective plastered surfaces and paint in a uniform color at ceiling in the bathroom located at apt 3c, 3rd story, 1st apartment from west at north
Aug 25, 2026 · Apt 3C
Open — Invalid certification - BHazardous
Repair, replace or provide an approved and operational smoke detecting device, installed in accordance with department of buildings rules and regulations missing in the entire apartment located at apt 3c, 3rd story, 1st apartment from west at north
Aug 25, 2026 · Apt 3C
Open — Violation will be reinspected - BHazardous
Repair, replace or provide an approved and operational carbon monoxide detecting device, installed in accordance with applicable law and rules missing in the entire apartment located at apt 3c, 3rd story, 1st apartment from west at north
Aug 25, 2026 · Apt 3C
Open — Violation will be reinspected - CImmediately hazardous
Abate the infestation consisting of mice in the entire apartment located at apt 2f, 2nd story, 2nd apartment from east at south
Jul 21, 2026 · Apt 2F
Open — Notice of issuance sent to tenant - BHazardous
Properly repair or replace the broken or defective lock at fire escape window at south wall in the kitchen located at apt 4f, 4th story, 2nd apartment from east at south
Jul 21, 2026 · Apt 4F
Open — Nov sent out - BHazardous
Properly repair with similar material the broken or defective porcelain glazing at bathtub in the bathroom located at apt 4f, 4th story, 2nd apartment from east at south
Jul 21, 2026 · Apt 4F
Open — Nov sent out - CImmediately hazardous
Properly repair or replace the broken or defective trip lever control valve at bathtub in the bathroom located at apt 4f, 4th story, 2nd apartment from east at south
Jul 21, 2026 · Apt 4F
Open — Nov sent out - CImmediately hazardous
Provide a safe and adequate supply of electric service to the fixtures electrical outlet at east wall in the 4th room from east located at apt 4f, 4th story, 2nd apartment from east at south
Jul 21, 2026 · Apt 4F
Open — Nov sent out - BHazardous
Properly repair or replace the broken or defective electric switch cover at east wall in the 3rd room from east located at apt 4f, 4th story, 2nd apartment from east at south
Jul 21, 2026 · Apt 4F
Open — Nov sent out - CImmediately hazardous
Properly repair with similar material the broken or defective vinyl tiles at floor in the 3rd room from east located at apt 4f, 4th story, 2nd apartment from east at south
Jul 21, 2026 · Apt 4F
Open — Nov sent out - CImmediately hazardous
Properly repair with similar material the broken or defective vinyl tiles at floor in the 4th room from east located at apt 4f, 4th story, 2nd apartment from east at south
Jul 21, 2026 · Apt 4F
Open — Nov sent out - CImmediately hazardous
Abate the infestation consisting of roaches in the entire apartment located at apt 2f, 2nd story, 2nd apartment from east at south
Jul 21, 2026 · Apt 2F
Open — Notice of issuance sent to tenant - CImmediately hazardous
Repair the broken or defective plastered surfaces and paint in a uniform color at ceiling in the bathroom located at apt 2f, 2nd story, 2nd apartment from east at south
Jul 21, 2026 · Apt 2F
Open — Nov sent out - CImmediately hazardous
Properly repair the source and abate the evidence of a water leak at ceiling in the bathroom located at apt 2f, 2nd story, 2nd apartment from east at south
Jul 21, 2026 · Apt 2F
Open — Nov sent out - CImmediately hazardous
Repair the broken or defective plastered surfaces and paint in a uniform color at ceiling and west wall in the bathroom located at apt 1a, 1st story, 1st apartment from east at south
Jul 21, 2026 · Apt 1A
Open — Nov sent out - CImmediately hazardous
Properly repair the source and abate the evidence of a water leak at ceiling and west wall in the bathroom located at apt 1a, 1st story, 1st apartment from east at south
Jul 21, 2026 · Apt 1A
Open — Nov sent out - CImmediately hazardous
Properly repair or replace the broken or defective lock at apartment entrance door in the entrance located at apt 1a, 1st story, 1st apartment from east at south
Jul 21, 2026 · Apt 1A
Open — Nov sent out - CImmediately hazardous
Properly repair or replace the broken or defective springs balances at 1st window lower sash at west wall in the 1st room from east located at apt 1a, 1st story, 1st apartment from east at south
Jul 21, 2026 · Apt 1A
Open — Nov sent out - BHazardous
Repair the broken or defective plastered surfaces and paint in a uniform color at ceiling and north wall in the 1st room from east located at apt 1a, 1st story, 1st apartment from east at south
Jul 21, 2026 · Apt 1A
Open — Nov sent out - CImmediately hazardous
Properly repair the source and abate the evidence of a water leak at ceiling and north wall in the 1st room from east located at apt 1a, 1st story, 1st apartment from east at south
Jul 21, 2026 · Apt 1A
Open — Nov sent out - BHazardous
Repair the broken or defective plastered surfaces and paint in a uniform color at ceiling and west wall in the bathroom located at apt 3a, 3rd story, 1st apartment from east at south
Jan 28, 2026 · Apt 3A
Open — Nov sent out - BHazardous
Properly repair with similar material the broken or defective caulking around sink in the kitchen located at apt 3a, 3rd story, 1st apartment from east at south
Jan 28, 2026 · Apt 3A
Open — Nov sent out - CImmediately hazardous
Abate the infestation consisting of roaches in the entire apartment located at apt 3a, 3rd story, 1st apartment from east at south
Jan 28, 2026 · Apt 3A
Open — Notice of issuance sent to tenant - BHazardous
Repair, replace or provide an approved and operational smoke detecting device, installed in accordance with department of buildings rules and regulations missing in the entire apartment located at apt 3a, 3rd story, 1st apartment from east at south
Jan 28, 2026 · Apt 3A
Open — Nov sent out - BHazardous
Repair, replace or provide an approved and operational carbon monoxide detecting device, installed in accordance with applicable law and rules in the entire apartment located at apt 3a, 3rd story, 1st apartment from east at south
Jan 28, 2026 · Apt 3A
Open — Nov sent out - CImmediately hazardous
Properly repair with similar material the broken or defective wood sub floor in the 1st room from east at north located at apt 3a, 3rd story, 1st apartment from east at south
Jan 28, 2026 · Apt 3A
Open — Nov sent out - CImmediately hazardous
Abate the infestation consisting of mice in the entire apartment located at apt 3a, 3rd story, 1st apartment from east at south
Jan 28, 2026 · Apt 3A
Open — Notice of issuance sent to tenant - BHazardous
Properly repair or replace the broken or defective wood flooring at base cabinet in the kitchen located at apt 3a, 3rd story, 1st apartment from east at south
Jan 28, 2026 · Apt 3A
Open — Nov sent out - CImmediately hazardous
Properly repair with similar material the broken or defective ceramic floor tiles in the kitchen located at apt 3a, 3rd story, 1st apartment from east at south
Jan 28, 2026 · Apt 3A
Open — Nov sent out - BHazardous
Properly repair with similar material the broken or defective caulking ceramic tiles at west wall in the bathroom located at apt 3a, 3rd story, 1st apartment from east at south
Jan 28, 2026 · Apt 3A
Open — Nov sent out - ANon-hazardous
Trace and repair the source and abate the visible mold condition... approx 5 sq feet at ceiling in the bathroom located at apt 3a, 3rd story, 1st apartment from east at south
Jan 28, 2026 · Apt 3A
Closed — Violation closed - CImmediately hazardous
Properly repair with similar material the broken or defective marble saddle at entry in the bathroom located at apt 3a, 3rd story, 1st apartment from east at south
Jan 28, 2026 · Apt 3A
Open — Nov sent out - CImmediately hazardous
Properly repair with similar material the broken or defective ceramic floor tiles in the bathroom located at apt 3a, 3rd story, 1st apartment from east at south
Jan 28, 2026 · Apt 3A
Open — Nov sent out - CImmediately hazardous
Properly repair the source and abate the evidence of a water leak over ceiling in the bathroom located at apt 3a, 3rd story, 1st apartment from east at south
Jan 28, 2026 · Apt 3A
Open — Nov sent out - BHazardous
Trace and repair the source and abate the visible mold condition... approx 5 sq feet at ceiling in the bathroom located at apt 3a, 3rd story, 1st apartment from east at south original violation 18610130 issued 28-jan-26 has been upgraded to class b per administrative code 27-2017.3a(3)(a) or (b).
Jan 28, 2026 · Apt 3A
Open — First no access to re- inspect violation - BHazardous
Repair the broken or defective plastered surfaces and paint in a uniform color the ceiling in the 4th room from north located at apt 2b, 2nd story, 1st apartment from north at east
Dec 16, 2025 · Apt 2B
Open — Nov sent out
DOB building violations · 15
- Construction other optional
At time of inspection of 4 story bldg. observed unsafe fa ade cracked & separated masonry, deteriorated mortar joints, spalled/loose brick, cracked lintels/sills, unsecured ac units, shifted parapet/coping stones, warped walls. fire escape anchorage into compromised masonry reducing capacity. materials stored on 3rd & 4th floors blocking
Oct 2, 2025
Dob violation - active - Immediate emergency anythingoptional
Remedy:installation of sidewalk shed at exposure #1 approximately 100 linear feet, and at exposure #4 60 linear feet to protect the public q
Oct 2, 2025
Dob violation - active - Immediate emergency anythingoptional
Remedy:installation of sidewalk shed at exposure #1 approximately 100 linear feet, and at exposure #4 60 linear feet to protect the public, pedestrians and property
Oct 2, 2025
Dob violation - dismissed - Fail to certify class 1 none
Failure to certify correction on immediately hazardous (class 1) ecb violation
Sep 5, 2018
Dob violation - dismissed - Fail to certify class 1 none
Failure to certify correction on immediately hazardous (class 1) ecb violation
Feb 22, 2017
Dob violation - dismissed - Fail to certify class 1 none
Failure to certify correction on immediately hazardous (class 1) ecb violation
Jun 1, 2016
Dob violation - dismissed - Boilers boiler required
Ll6291-local law 62/91 - boilers boiler required
Jan 31, 2005
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
Feb 7, 2000
Dob violation - dismissed - Boilers boiler required
Ll6291-local law 62/91 - boilers boiler required
Sep 16, 1997
Dob violation - dismissed
Show 5 more ↓
- Boilers boiler required
Ll6291-local law 62/91 - boilers boiler required
Feb 10, 1997
Dob violation - dismissed - Boilers boiler required
Ll6291-local law 62/91 - boilers boiler required
Aug 29, 1995
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 · 24
- Class - 1
Failure to maintain building in code compliant manner for violation #39162292x. observed step and horizontal cracks above windows on 4th floor throughout facade at exposure 1 and 4/,also observed a/c units with
Jun 25, 2026 · Penalty $6,280
Active - Class - 1
Atoi, observed multiple facade defects incl. cracked, displaced & spalled brickwork, open mortar joints, cracked stone sills & lintels, unsecured ac units, loose wiring, and rusted fire escape supports embedded
Oct 2, 2025 · Penalty $12,500
Active - Class - 2
Failure to have new or altered system tested i observed in the cellar waste and swear lines was installed for the laundromat , perform test
May 31, 2019 · Penalty $1,250
Active - Class - 2
Work without a permit i observed in cellar under the laundromat store pvc pipe for waste and swear lines was installed , obtain all permits
May 31, 2019
Resolve - Class - 2
Failure to maintain building in code-compliant manner i observed pvc pipe was installed for laundromat space in cellar used fernco couplings on waste line and swear waste line is not being support properly an
May 31, 2019 · Penalty $625
Active - Class - 2
Failure to comply w/the comm's order contained in summons/vio#35333100k issued on 06-07-18 & to file a c of c pursuant to 28-201.1 & 1rcny 102-01. for: failure to maintain bldg in code compliant manner.
Sep 5, 2018
Resolve - Class - 2
Failure to comply with the commissioner's order contained in summons/violation #35333100k issued on 6/7/18 and to file a certificate of correction pursuant to 28-201.1 and 1rcny 102-01.failure to maintain build
Jul 21, 2018
Resolve - Class - 1
Failure to maintain bldg in code-compliant manner.noted:@1st fl story,east section of bldg apt 1b private hall between bathroom & livingroom,door frame is (slanted) approx (3") fllor is sagging throughout door
Jun 7, 2018
Resolve - Class - 1
Work w.o a permit.on nov 10,2016 @ 2:15pm @the above address.i observed the removal of gas meter, and gas riggers.also began to install new gas piping.*photos taken*rem:obtain all required permits.
Nov 10, 2016 · Penalty $800
Resolve - Class - 1
Faiolure to maintain bldg in code-compliant manner: plumbing waste piping.on my inspection at the above 1b i observed open ceiling in 1b apartment bathroom and the tub trap from the 2nd flr tub was rotted
Mar 3, 2016 · Penalty $1,000
Resolve
Show 14 more ↓
- Class - 2
Fgc misc. miscellanius. vio. failure to provide fire stopping thru outmechanical dryers room- gas operated open ceilings missing sheet rock & pipe penetration. remedy: comply w/ notice of violation
Nov 17, 2014 · Penalty $400
Resolve - Class - 2
Failure to maitnain bldg in code complaint manner. installation / maintain of plumbing material / equipment per pc 102.3 - 27-902 observed at 12:15pm in laundry mat mechinical room hot water storage tank piping
Nov 17, 2014 · Penalty $500
Active - Class - 2
Failure to maintain bldg in code compliant manner. failure to comply wlaw of drainage system per pc 702.1 - 27.911 observed at 12:15pm ceiling open from water leakage at time of insp. from upper fl in laundry m
Nov 17, 2014 · Penalty $200
Resolve - Hazardous
Failure to maintain bldg. defect noted: ceiling joists at cellar levelof a multiple dwelling not fire-protected throughout. also noted at apt (7a) bathroom and kitchen area floor are sagged and bulged. approx
May 2, 2008 · Penalty $130
Active - Non-hazardous
Failure to maintain bldg defect is steel lintels around windows are corded & in disrepair also water is entering into numerous apts causing damage to ceiling & walls apts 2a, 3a, 4a.remedy:repair & or replace
Sep 7, 2006 · Penalty $350
Resolve - Non-hazardous
Failure to maintain: east side lot flamable debri throughout lot. remedy; remove all debri forthwith.
Oct 23, 2002 · Penalty $2,500
Resolve - Hazardous
Failure to maintain interior of the building defects are: broken rotted and defective wood beams, supported by service jacks at 1st floor east throughout remedy: obtain a permit make all necessary repairs submi
Dec 12, 1997 · Penalty $2,500
Resolve - Hazardous
Failure to maintain the building interior defect is: missing fire retardent ceiling throughout remedy: replace the missing ceiling throughout the cellar.
Dec 12, 1997 · Penalty $2,500
Resolve - Hazardous
Failure to maintain building interor defect is: missing ceiling at cellar thoughout. remedy: replace the missing fire rated ceiling.
May 8, 1997 · Penalty $1,000
Resolve - Non-hazardous
Failure to maintain building interior defects are: rotted and broken floor first at center north /center south various other locations rotted sagged and has temp. supports remedy:make all necessary repairs subm
May 8, 1997 · Penalty $1,000
Resolve - Non-hazardous
Failure to maintain defect is: entire cellar fire rated ceiling missing(2) holes in boiler room walls.(3) first story floor joist rotted and defective at east section and supported by temporary one wood shore a
Oct 22, 1996 · Penalty $1,000
Resolve - Non-hazardous
Failure to maintain exterior building wall. defect is cracked brick work at west side of bulkhead and chimney roof south. remedy:make all necessary repairs.
Oct 29, 1993 · Penalty $1,000
Resolve - Hazardous
Failure to maintain roof access in that door to buld head is defectivedoor fading all hinges and material defective brick leader above roll down gates approximately 12' long separates from mortor joists also b
Jun 7, 1993
Resolve - Hazardous
Failure to maintain roof access (bulkhead) in that the door is missingremedy: make necessary repairs to the satisfaction of this department.
Mar 25, 1992 · Penalty $5,000
Resolve
Complaints
- Heat/hot water
Entire building
Oct 22, 2026 · Apt 3B
Open - Heat/hot water
Entire building
Oct 22, 2026 · Apt 2B
Open - Heat/hot water
Entire building
Oct 22, 2026 · Apt 2B
Open - Heat/hot water
Apartment only
Oct 20, 2026 · Apt 2B
Close - Heat/hot water
Entire building
Oct 19, 2026 · Apt 2B
Close - General
Janitor/super
Oct 18, 2026 · Apt 2B
Close - Heat/hot water
Entire building
Oct 18, 2026 · Apt 2B
Close - Unsanitary condition
Mold
Oct 1, 2026 · Apt 2F
Close - Door/window
Door
Sep 29, 2026 · Apt 3A
Close - Safety
Smoke detector
Sep 29, 2026 · Apt 3A
Close
Show 40 more ↓
- Unsanitary condition
Pests
Sep 29, 2026 · Apt 3A
Close - Water leak
Slow leak
Sep 29, 2026 · Apt 3A
Close - General
Cabinet
Sep 29, 2026 · Apt 3A
Close - Unsanitary condition
Mold
Sep 29, 2026 · Apt 3A
Close - Door/window
Window frame
Sep 29, 2026 · Apt 3A
Close - Plumbing
Bathtub/shower
Sep 29, 2026 · Apt 3A
Close - Flooring/stairs
Floor
Sep 29, 2026 · Apt 3A
Close - Door/window
Door
Sep 29, 2026 · Apt 3A
Close - General
Bell/buzzer/intercom
Sep 29, 2026 · Apt 3A
Close - Paint/plaster
Wall
Sep 29, 2026 · Apt 3A
Close - Appliance
Electric/gas range
Sep 29, 2026 · Apt 3A
Close - Safety
Carbon monoxide detector
Sep 29, 2026 · Apt 3A
Close - Unsanitary condition
Pests
Sep 29, 2026 · Apt 3A
Close - Plumbing
Water supply
Sep 29, 2026 · Apt 3A
Close - Paint/plaster
Wall
Sep 16, 2026 · Apt 2F
Close - Water leak
Slow leak
Sep 16, 2026 · Apt 2F
Close - Door/window
Door frame
Sep 16, 2026 · Apt 2F
Close - Paint/plaster
Wall
Sep 16, 2026 · Apt 2F
Close - General
Cooking gas
Sep 14, 2026 · Apt 3D
Close - Water leak
Heavy flow
Sep 14, 2026 · Apt 3D
Close - Paint/plaster
Wall
Sep 14, 2026 · Apt 3D
Close - Paint/plaster
Ceiling
Aug 21, 2026 · Apt 1A
Close - General
Cabinet
Aug 21, 2026 · Apt 1A
Close - Water leak
Heavy flow
Aug 21, 2026 · Apt 1A
Close - Unsanitary condition
Mold
Aug 21, 2026 · Apt 1A
Close - Unsanitary condition
Sewage
Aug 21, 2026 · Apt 1A
Close - General
Cabinet
Aug 21, 2026 · Apt 1A
Close - Water leak
Heavy flow
Aug 21, 2026 · Apt 1A
Close - Water leak
Heavy flow
Jul 20, 2026 · Apt 3C
Close - Unsanitary condition
Mold
Jul 20, 2026 · Apt 3C
Close - Electric
Power outage
Jul 16, 2026 · Apt 4F
Close - Water leak
Slow leak
Jul 13, 2026 · Apt 2F
Close - Plumbing
Bathtub/shower
Jul 10, 2026 · Apt 1F
Close - Plumbing
Bathtub/shower
Jul 10, 2026 · Apt 1F
Close - Electric
Lighting
Jul 10, 2026 · Apt 1F
Close - Plumbing
Basin/sink
Jul 10, 2026 · Apt 1F
Close - Unsanitary condition
Mold
Jul 10, 2026 · Apt 1F
Close - Flooring/stairs
Floor
Jul 10, 2026 · Apt 1F
Close - Paint/plaster
Ceiling
Jul 10, 2026 · Apt 1F
Close - Plumbing
Toilet
Jul 10, 2026 · Apt 1F
Close
Sales history
No recorded sales in our data
Building details
- Building type
- Walk-up apartment building (C7)
- Year built
- 1930
- Floors
- 4
- Residential units
- 21
- Building area
- 18,000 ft²
- Lot area
- 5,000 ft²
- Zoning
- R6
- Community board
- 305
- Council district
- 42
- Block / lot
- 3835 / 21
- Assessed value
- $874,800
- Landmark / historic district
- No
HPD registration #324839, last renewed Oct 3, 2025.
Questions about 509 Hinsdale Street
Who owns 509 Hinsdale Street?
The owner of record in NYC Department of City Planning PLUTO data is Riverdale Avenue Properties LLC.
Does 509 Hinsdale Street have violations?
Yes. NYC HPD has recorded 1,593 housing violations at this property.
Is 509 Hinsdale Street rent stabilized?
NYC Department of Finance tax bills listed 21 rent-stabilized units here in 2024 (about 100% of its 21 apartments). To confirm a specific apartment, request its rent history from NYS Homes and Community Renewal.
When was 509 Hinsdale Street built?
City records list 1930 as the year it was built.
How many apartments are in 509 Hinsdale Street?
It has 21 residential units and 25 units in total.
Source: NYC Open Data (DCP PLUTO, HPD, DOB, ECB/OATH, DOF). Records can lag the city's systems. Data refreshed weekly.