Building health · MANHATTAN, NY

527 W 121 St

built 1926 · 6 stories · 25 apartments
Registered with the city: TRUSTEES OF COLUMBIA UNIVERSITY · 143 other buildings here list it

The building’s record over time

Filings, permits, complaints and violations from city records, newest first. Highlighted rows are unresolved and from the last year; older unresolved records are marked “never closed”. Tap any row to read it on the agency’s own site.
2026 Sep
Latest accepted inspection Sep 2026, defects reported: no
DOB NOW: Safety Boiler
2026 Feb
1 active elevator; latest periodic inspection Feb 2026
DOB NOW Elevator Safety Compliance
2025 Dec
EN-BENCH Benchmarking - LL84
DOB Violations
2025 Sep
EN-BENCH Benchmarking - LL84
2025 Sep
No active shed permit; permits since Sep 2024, last expired Sep 2025
DOB NOW: Build – Approved Permits
2025 Aug
Safe (cycle 10, filed Aug 2025)
DOB NOW: Safety – Facades Compliance Filings
2024 Oct
Structural permit, General construction permit
DOB NOW: Build – Approved Permits
2024 Sep
Boiler burning natural gas (Federal FST-40), registration current since Sep 2024
Clean Air Tracking System (boiler registrations)
2024 Sep
Suspended scaffold permit
DOB NOW: Build – Approved Permits
2024 Apr
Outside the building
Housing Maintenance Code Complaints and Problems
2024 Apr
Pests class A · paperwork · closed
Housing Maintenance Code Violations
2023 Jun
Low Pressure Boiler
DOB Violations
2023 Jun
Low Pressure Boiler
2022 Jun
General construction permit
DOB NOW: Build – Approved Permits
2022 May
Plumbing permit
2022 May
General construction permit
2022 Apr
Plumbing permit
2019 Nov
Low Pressure Boiler
DOB Violations
2017 Oct
Doors and windowsApt 63 class B
Housing Maintenance Code Violations
2017 Oct
Walls, floors and stairsApt 63 class B
2017 Oct
Walls, floors and stairsApt 63 class B
2017 Oct
Walls, floors and stairsApt 63 class B
2016 Jun
General construction permit
DOB NOW: Build – Approved Permits
2015 Dec
General construction permit
2013 Jan
Plumbing permit
2007 Sep
Outside FEMA's 1% annual-chance flood zone: X
FEMA National Flood Hazard Layer
1998 Jan
PestsApt 21 class B · never closed
Housing Maintenance Code Violations
1991 Apr
Fire safetyApt 21 class B · never closed
1991 Apr
Fire safetyApt 54 class B · never closed
1991 Mar
Walls, floors and stairs class A · never closed
1991 Mar
Doors and windowsApt 53 class A · never closed
1991 Mar
Walls, floors and stairs class B · never closed
1991 Mar
Fire safetyApt 61 class B · never closed
1991 Mar
Fire safety class A · never closed
1926
Built
PLUTO (tax lot data)
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Dates are the city's record dates, shown to the month.
These are city records, not an inspection by Blueflo. Every item shows its source and the date it was last checked.
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