Manhattan · Block 2128 · Lot 55 · 10032

511 West 171 Street

5 floors · 15 apartments · 12,665 sq ft · built 1910 · class C1 · owner of record: Nyc Housing Preservation And Development

61open violations
$0ECB/OATH penalties owed
4HPD class C (immediately hazardous)
49dto Bedbug annual filing

Get an email when anything changes here

New violations the morning after they're issued, plus deadline reminders. Free for one building.

Compliance deadlines

RequirementDueStatus
Annual parapet observation Check
Local Law 126 · By December 31 each year
What this is

If the building has a parapet facing a street, sidewalk or other public way, a competent person (such as a mason, engineer or architect) must observe it every year and the owner keeps the report for DOB on request. Detached one- and two-family homes are exempt. Agency page

Dec 31, 2026
in 49 days
Keep the report on file (not filed with DOB)
Bedbug annual filing Applies
Local Law 69 · December 1 to 31 each year
What this is

Owners of multiple dwellings file their bedbug infestation history for the prior year with HPD and post or distribute it to tenants. Agency page

Dec 31, 2026
in 49 days
Annual
Annual notice: window guards and lead paint Applies
HPD / Health Code · January 1 to 16 each year
What this is

Deliver the annual notice to every unit asking whether a child lives there (window guards for children 10 and under; lead paint for children under 6 in pre-1960 buildings), then follow up on units that don't return it by mid-February. Agency page

Jan 16, 2027
in 65 days
Annual
Annual property registration Applies
HPD registration · September 1 each year
What this is

Residential buildings with three or more units, and one- and two-family homes the owner doesn't occupy, register with HPD every year ($13 fee). An unregistered building can't start a nonpayment case in Housing Court and faces civil penalties. Agency page

Sep 1, 2027
in 293 days
Registered through 2027-09-01
Gas piping inspection (2027 cycle) Likely applies
Local Law 152 · During 2027
What this is

Buildings with gas piping (except one- and two-family homes) need a periodic gas piping inspection by a licensed master plumber every four years. Community district 12 is on the 2027 cycle; certification is filed with DOB after the inspection. Buildings with no gas piping file a certification instead. Agency page

Dec 31, 2027
in 414 days
Next cycle year 2027
Annual boiler inspection (1 boiler) Applies
Boiler inspection · By December 31 each year
What this is

Boilers are inspected each calendar year and the report is filed in DOB NOW: Safety within 14 days of the inspection (low-pressure boilers in residential buildings of 5 or fewer families are exempt). Latest report on record: 2026-09-29 (Accepted). Agency page

On file2026 reports accepted

Open violations

ECB / OATH (1)
IssuedViolationHearingBalance
Jul 17, 1992Construction Non-Hazardous
FAILURE TO MAINTAIN DEFECT IS:AT APT C3-3RD FLOOR REAR HAS SAGGING FLOORS FROM FRONT ENTRANCE HALLWAY TO AND INCLUDING KITCHEN BATHROOM. APPROX SAG(8') LEADING TO BEDROOM & LIVING ROOM REAR ALSO FIRE RATED
#34076318M
Sep 10, 1992
WRITTEN OFF
$0
DOB (2)
IssuedViolationStatus
Nov 14, 2025LOW PRESSURE BOILER
VIOLATION ISSUED-FAILURE TO FILE 2024 EXTERNAL LOW PRESSURE INSPECTION
#04643
DOB VIOLATION - ACTIVE
Apr 25, 2023LOW PRESSURE BOILER
VIOLATION ISSUED-FAILURE TO FILE 2022 EXTERNAL LOW PRESSURE INSPECTION
#03226
DOB VIOLATION - ACTIVE
DOB NOW Safety (4)
IssuedViolationStatus
Nov 14, 2025Boiler LBLVIO
VIOLATION ISSUED-FAILURE TO FILE 2024 EXTERNAL LOW PRESSURE INSPECTION
Active
Jan 31, 2025Gas Piping - LL152 FTF-PL-PER
Cycle 1, Sub-cycle D (premises is in Community District 12)
Active
Oct 25, 2024Boiler FTC-BE-EXT-LP
Violation Issued-Failure To File 2023 External Inspection Affirmation of Correction for LP Device
Active
Apr 25, 2023Boiler LBLVIO
VIOLATION ISSUED FOR FAILURE TO FILE ANNUAL BOILER 2022 INSPECTION REPORT
Active
HPD (54) · C 4 · B 50 · A 0
IssuedClassViolationCorrect by
Apr 23, 1991BApt 3C · § 27-2005 ADM CODE & 309 M/D LAW ABATE THE NUISANCE CONSISTING OF EXPOSED ELECTRICAL WIRES CEILING NORTHEAST ROOM 4 STY NORTHWEST APT 3C. LOCATED AT APT 3CJun 10, 1991
Apr 23, 1991BApt 3C · § 27-2005 ADM CODE REPLACE WITH NEW THE MISSING CEILING LIGHT FIXTURE NORTHEAST ROOM 4 STY NORTHWEST APT 3C. LOCATED AT APT 3CJun 10, 1991
Apr 23, 1991BApt 3C · § 27-2005 ADM CODE PROPERLY REPAIR WITH SIMILAR MATERIAL THE BROKEN OR DEFECTIVE CERAMIC TILE WALLS AND FLOOR BATHROOM 4 STY NORTHWEST APT 3C. LOCATED AT APT 3CJun 10, 1991
Apr 23, 1991B§ 27-2005 ADM CODE REPLACE WITH NEW THE BROKEN OR DEFECTIVE WINDOW SASHES NORTHWEST ROOM 4 STY NORTHWEST ROOM 3C.Jun 10, 1991
Apr 23, 1991BApt 3C · § 27-2005 ADM CODE PROPERLY REPAIR THE BROKEN OR DEFECTIVE WOOD FLOOR ALL ROOMS AND PRIVATE HALL 4 STY NORTHWEST APT 3C. LOCATED AT APT 3CJun 10, 1991
Apr 23, 1991BApt 3C · § 27-2005 ADM CODE REPAIR THE BROKEN OR DEFECTIVE PLASTERED SURFACES AND PAINT IN A UNIFORM COLOR WALLS AND CEILING ALL ROOMS ETC 4 STY NORTHWEST APT 3C. LOCATED AT APT 3CJun 10, 1991
Apr 23, 1991BApt 3C · § 27-2005 ADM CODE & 309 M/D LAW ABATE THE NUISANCE CONSISTING OF SAGGING BATHROOM AND KITCHEN FLOOR 4 STY NORTHWEST APT 3C. LOCATED AT APT 3CJun 10, 1991
Aug 7, 1990BApt 1B · § 27-2005 ADM CODE REPLACE WITH NEW THE BROKEN OR DEFECTIVE WINDOW SASHES SOUTHWEST AND SOUTHEAST ROOM AND BATHROOM 2 STY WEST APT 1B. LOCATED AT APT 1BSep 24, 1990
Aug 7, 1990BApt 3C · § 27-2024 ADM CODE PROVIDE ADEQUATE SUPPLY OF HOT WATER FOR THE FIXTURES BATHROOM AND KITCHEN 4 STY REAR APT 3C. , SECTION '' ''Sep 24, 1990
Aug 7, 1990BApt 1B · § 27-2005 ADM CODE REPAIR THE BROKEN OR DEFECTIVE PLASTERED SURFACES AND PAINT IN A UNIFORM COLOR WALLS AND CEILING KITCHEN AND PRIVATE HALL SOUTHWEST ROOM WALL 2 STY WEST APT 1B. LOCATED AT APT 1BSep 24, 1990
Aug 7, 1990B§ 27-2005 ADM CODE PROPERLY REPAIR WITH SIMILAR MATERIAL THE BROKEN OR DEFECTIVE PLASTER WALLS AND CEILING 1 STY PUBLIC HALL.Sep 24, 1990
Aug 7, 1990B§ 27-2005 ADM CODE REPLACE WITH NEW THE MISSING ENTRANCE DOOR TO BLDG 1 STY PUBLIC HALL.Sep 24, 1990
Aug 7, 1990BApt 1B · § 27-2045, 2046 ADM CODE PROVIDE AN APPROVED AND OPERATIONAL SMOKE DETECTING DEVICE, INSTALLED IN ACCORDANCE WITH DEPARTMENT OF BUILDINGS RULES AND REGULATIONS MISSING 2 STY WEST APT 1B. LOCATED AT APT 1BSep 24, 1990
Aug 7, 1990BApt 1B · § 27-2005 ADM CODE PROPERLY REPAIR THE BROKEN OR DEFECTIVE WOOD FLOOR NORTH ROOM 2 STY WEST APT 1B. LOCATED AT APT 1BSep 24, 1990
Aug 7, 1990BApt 1B · § 27-2005 ADM CODE PROPERLY REPAIR THE BROKEN OR DEFECTIVE DOOR FRAME NORTH ROOM 2 STY WEST APT 1B. LOCATED AT APT 1BSep 24, 1990
Aug 7, 1990BApt 1B · § 27-2005 ADM CODE PROPERLY SECURE THE LOOSE MEDICINE CABINET WALL BATHROOM 2 STY WEST APT 1B. LOCATED AT APT 1BSep 24, 1990
Jul 3, 1990C§ 27-2005 ADM CODE & 309 M/D LAW ABATE THE NUISANCE CONSISTING OF CONCEALED WATER LEAK CEILING BOILER ROOM ER1.Jul 23, 1990
Jul 3, 1990B§ 27-2010, 2011, 2012 ADM CODE CLEANSE AND DISINFECT TO THE SATISFACTION OF THIS DEPARTMENT AFTER REMOVING THE CELLAR THRU OUT.Aug 20, 1990
Jul 3, 1990C§ 27-2005 ADM CODE PROPERLY REPAIR THE BROKEN OR DEFECTIVE BOILER CELLAR.Jul 23, 1990
Jul 3, 1990C§ 27-2005 ADM CODE REPLACE WITH NEW THE BROKEN OR DEFECTIVE SEWER WASTELINE CELLAR EAST ER1.Jul 23, 1990
Jul 3, 1990CApt 3C · § 27-2031 ADM CODE PROVIDE HOT WATER AT ALL HOT WATER FIXTURES KITCHEN & BATHROOM 3 STY SOUTHEAST APT 3C. LOCATED AT APT 3CJul 23, 1990
Jan 30, 1990BApt 1B · § 27-2005 ADM CODE REPAIR THE BROKEN OR DEFECTIVE PLASTERED SURFACES AND PAINT IN A UNIFORM COLOR WALLS & CEILING BATHROOM PRIVATE HALL KITCHEN & WALLS CENTER ROOM 2 STY SOUTH APT 1B. , SECTION '' ''Mar 19, 1990
Jan 30, 1990BApt 1B · § 27-2005 ADM CODE PROPERLY REPAIR WITH SIMILAR MATERIAL THE BROKEN OR DEFECTIVE BATHROOM CERAMIC TILE FLOOR & WALLS 2 STY SOUTH APT 1B. , SECTION '' ''Mar 19, 1990
Jan 30, 1990BApt 1B · § 27-2026 ADM CODE REPAIR THE FLUSHING APPARATUS AND MAINTAIN SAME SO AS TO FLUSH EFFECTIVELY THE WATER CLOSET BATHROOM 2 STY SOUTH APT 1B. , SECTION '' ''Mar 19, 1990
Jan 30, 1990BApt 1B · § 27-2026 ADM CODE REPAIR THE LEAKY AND/OR DEFECTIVE FAUCETS BATHROOM BATHTUB 2 STY SOUTH APT 1B. , SECTION '' ''Mar 19, 1990
Jan 30, 1990BApt 1B · § 27-2005 ADM CODE PROPERLY SECURE THE LOOSE WASHBASIN BATHROOM 2 STY SOUTH APT 1B. , SECTION '' ''Mar 19, 1990
Jan 30, 1990BApt 1B · § 27-2026 ADM CODE REPLACE THE BROKEN OR DEFECTIVE BATHROOM WASH TUB 2 STY SOUTH APT 1B. , SECTION '' ''Mar 19, 1990
Jan 30, 1990BApt 1B · § 27-2005 ADM CODE PROPERLY SECURE THE LOOSE KITCHEN WALL CABINET 2 STY SOUTH APT 1B. , SECTION '' ''Mar 19, 1990
Jan 30, 1990BApt 1B · § 27-2005 ADM CODE REPLACE WITH NEW THE BROKEN OR DEFECTIVE WINDOW SASHES NORTH ROOM & KITCHEN 2 STY SOUTH APT 1B. , SECTION '' ''Mar 19, 1990
Jan 30, 1990BApt 1B · § 27-2018 ADM CODE ABATE THE NUISANCE CONSISTING OF VERMIN MICE & ROACHES KITCHEN & BATHROOM 2 STY SOUTH APT 1B. , SECTION '' ''Mar 19, 1990
Jan 30, 1990BApt 1B · § 27-2005 ADM CODE PROPERLY REPAIR THE BROKEN OR DEFECTIVE WOOD FLOOR CENTER ROOM 2 STY SOUTH APT 1B. , SECTION '' ''Mar 19, 1990
Nov 6, 1989BApt 3C · § 27-2005 ADM CODE & 309 M/D LAW ABATE THE NUISANCE CONSISTING OF EXPOSED ELECTRICAL WIRES CEILING NORTHEAST ROOM & KITCHEN 4 STY NORTH APT 3C. , SECTION '' ''Dec 24, 1989
Nov 6, 1989BApt 3C · § 27-2005 ADM CODE REPLACE WITH NEW THE BROKEN OR DEFECTIVE WINDOW SASHES NORTHEAST ROOM 4 STY NORTH APT 3C. , SECTION '' ''Dec 24, 1989
Nov 6, 1989BApt 3C · § 27-2005 ADM CODE REPAIR THE BROKEN OR DEFECTIVE PLASTERED SURFACES AND PAINT IN A UNIFORM COLOR WALLS & CEILING ALL ROOMS ETC THROUGHOUT 4 STY NORTH APT 3C. , SECTION '' ''Dec 24, 1989
Nov 6, 1989BApt 3C · § 27-2005 ADM CODE PROPERLY REPAIR THE BROKEN OR DEFECTIVE WOOD FLOOR KITCHEN 4 STY NORTH APT 3C. , SECTION '' ''Dec 24, 1989
Nov 6, 1989BApt 3C · § 27-2005 ADM CODE PROPERLY REPAIR THE BROKEN OR DEFECTIVE CEILING LIGHT FIXTURE KITCHEN 4 STY NORTH APT 3C. , SECTION '' ''Dec 24, 1989
Nov 6, 1989BApt 3C · § 27-2005 ADM CODE PROPERLY REPAIR WITH SIMILAR MATERIAL THE BROKEN OR DEFECTIVE CERAMIC TILE WALLS BATHROOM 4 STY NORTH APT 3C. , SECTION '' ''Dec 24, 1989
Nov 6, 1989BApt 3C · § 27-2005 ADM CODE REPLACE WITH NEW THE MISSING CEILING LIGHT FIXTURE NORTHEAST ROOM 4 STY NORTH APT 3C. , SECTION '' ''Dec 24, 1989
Oct 25, 1988BApt C3 · § 27-2005 ADM CODE PROPERLY REPAIR WITH SIMILAR MATERIAL THE BROKEN OR DEFECTIVE CERAMIC TILE FLOOR 4 STY REAR APT C3 BATHROOM. , SECTION '' ''Dec 12, 1988
Oct 25, 1988BApt C3 · § 27-2018 ADM CODE ABATE THE NUISANCE CONSISTING OF VERMIN ROACHES 4 STY REAR APT C3 KITCHEN. , SECTION '' ''Dec 12, 1988
Oct 25, 1988BApt C3 · § 27-2045 ADM CODE REPAIR OR REPLACE THE SMOKE DETECTOR MISSING 4 STY REAR APT C3 WILLIAMS. , SECTION '' ''Dec 12, 1988
Oct 25, 1988BApt C3 · § 27-2005 ADM CODE PROPERLY REPAIR THE BROKEN OR DEFECTIVE ELECTRIC WALL OUTLET 4 STY REAR APT C3 NORTHEAST ROOM. , SECTION '' ''Dec 12, 1988
Oct 25, 1988BApt C3 · § 27-2005 ADM CODE REPLACE WITH NEW THE BROKEN OR DEFECTIVE GLASS UPPER WINDOW SASH 4 STY REAR APT C3. , SECTION '' ''Dec 12, 1988
Oct 25, 1988BApt C3 · § 27-2005 ADM CODE PROPERLY REPAIR THE BROKEN OR DEFECTIVE ELECTRIC LIGHT FIXTURE CEILING 4 STY REAR APT C3 KITCHEN PRIVATE HALL & NORTHEAST ROOM. , SECTION '' ''Dec 12, 1988
Oct 25, 1988BApt C3 · § 27-2005 ADM CODE REPAIR THE BROKEN OR DEFECTIVE PLASTERED SURFACES AND PAINT IN A UNIFORM COLOR WALLS & CEILING 4 STY REAR APT C3 BATHROOM. , SECTION '' ''Dec 12, 1988
Sep 13, 1988B§ 27-2005 ADM CODE REPAIR THE BROKEN OR DEFECTIVE PLASTERED SURFACES AND PAINT IN A UNIFORM COLOR WALLS & CEILING THROUGHOUT 1 STY NORTH APT C.Oct 31, 1988
Jul 18, 1983BApt 3B · D26-13.03 ADM CODE ABATE THE NUISANCE CONSISTING OF VERMIN MICE 4 STY FRONT WEST APT 3B THROUGHOUT. , SECTION '' ''Sep 4, 1983
Jul 18, 1983BApt 3B · D26-10.01 ADM CODE REPAIR THE BROKEN OR DEFECTIVE PLASTERED SURFACES AND PAINT IN A UNIFORM COLOR CEILING 4 STY FRONT WEST APT 3B BATHROOM. , SECTION '' ''Sep 4, 1983
Jul 18, 1983BApt 3B · D26-10.01 ADM CODE PROPERLY SECURE THE LOOSE ELECTRIC LIGHT CEILING FIXTURE 4 STY FRONT WEST APT 3B CENTER ROOM. , SECTION '' ''Sep 4, 1983
Jul 18, 1983BApt 3B · D26-10.01 ADM CODE PROPERLY REPAIR WITH SIMILAR MATERIAL THE BROKEN OR DEFECTIVE TILE FLOOR 4 STY FRONT WEST APT 3B BATHROOM. , SECTION '' ''Sep 4, 1983
Mar 21, 1983BApt 2B · D26-10.01, 10.05 ADM CODE FIRE EGRESS DEFECTIVE. REMOVE OBSTRUCTING BARS OR UNLAWFUL GATES FROM WINDOW TO FIRE ESCAPE OR PROVIDE APPROVED TYPE GATE 3RD STY FRONT WEST APT 2B. LOCATED AT APT 2BMay 8, 1983
Mar 21, 1983BApt 2B · D26-10.01 ADM CODE REPAIR THE BROKEN OR DEFECTIVE PLASTERED SURFACES AND PAINT IN A UNIFORM COLOR WALLS AND CEILING 3RD STY FRONT WEST APT 2B BATHROOM AND KITCHEN. LOCATED AT APT 2BMay 8, 1983
Mar 21, 1983BApt 2B · D26-10.01 ADM CODE & 309 M/D LAW ABATE THE NUISANCE CONSISTING OF EXPOSED ELECTRIC WIRES IN CEILING AND WALL 3RD STY FRONT WEST APT 2B THROUGHOUT. LOCATED AT APT 2BMay 8, 1983
Mar 21, 1983BD26-13.03 ADM CODE ABATE THE NUISANCE CONSISTING OF VERMIN ROACHES AND MICE 3RD STY WEST APT 2B THROUGHOUT APT.May 8, 1983

Check the agency records

Always confirm on the city's own systems before acting: DOB BIS property profile · DOB NOW · HPD Online · Pay ECB/OATH penalties (CityPay)

City records as of Nov 12, 2026, 8:31 PM ET. BBL 1021280055.

Look up another building