Building health · MANHATTAN, NY
built 1910 · 4 stories · 4 apartments
Registered with the city: CENTENNIAL PROPERTIES NY · 92 other buildings here list it; 420 W 51ST LLC · 1 other building here list it; 420 W 51 LLC · 2 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 Feb
Walls, floors and stairs class A
Housing Maintenance Code Violations
2026 Feb
Fire safety class A
2026 Feb
Rubbish and cleanliness class B
2026 Feb
Doors and windows class B
2026 Feb
Other conditions class A
2026 Feb
Smoke or CO detectorsApt 3 class B
2026 Feb
Smoke or CO detectorsApt 3 class B
2026 Feb
Heat or hot waterApt 3
Housing Maintenance Code Complaints and Problems
2026 Jan
Heat or hot water
2025 Nov
Heat or hot waterApt 4
2025 Oct
Heat or hot waterApt 4
2025 May
Latest accepted inspection May 2025, defects reported: no
DOB NOW: Safety Boiler
2025 Feb
General construction permit
DOB NOW: Build – Approved Permits
2024 Sep
Boiler burning No. 2 oil (H.B. Smith 19HE-S/W-07), registration current since Sep 2024
Clean Air Tracking System (boiler registrations)
2023 Dec
MoldApt 3
Housing Maintenance Code Complaints and Problems
2023 Nov
BE-EXT-LP Boiler
DOB Violations
2023 Nov
BE-EXT-LP Boiler
2022 Oct
Construction class - 2
2022 Oct
Unknown class - 2
2020 Oct
Plumbing permit, Boiler permit, Fuel burning permit
DOB NOW: Build – Approved Permits
2020 Sep
Latest boiler work permit 2020 (2 on record)
DOB Permit Issuance (BIS)
2017 Jun
General construction permit
DOB NOW: Build – Approved Permits
2016 Mar
Construction class - 2 · never closed
DOB Violations
2015 Aug
Construction class - 1 · never closed
2015 Mar
Boilers class - 2 · never closed
2014 Dec
Plumbing permit, General construction permit
DOB NOW: Build – Approved Permits
2007 Sep
Outside FEMA's 1% annual-chance flood zone: X
FEMA National Flood Hazard Layer
1910
Built
PLUTO (tax lot data)
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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Not an inspection and not a warranty. May not be used for tenant screening — terms of use · privacy.