Building health · BROOKLYN, NY

2229 Knapp St

built 1951 · 6 stories · 66 apartments
Also known as 2230 Plumb 1 St — one building, several doors.
Registered with the city: ARGO REAL ESTATE, LLC · 55 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
EN-BENCH Benchmarking - LL84
DOB Violations
2026 Sep
PS-INITL Parking Structures
2026 Sep
No active shed permit; permits since Mar 2019, last expired Sep 2026
DOB NOW: Build – Approved Permits
2026 Jun
Suspended scaffold permit
2026 Mar
Aeu-Haz Aeuhaz
DOB Violations
2026 Jan
1 active elevator; latest periodic inspection Jan 2026
DOB NOW Elevator Safety Compliance
2025 Dec
Doors and windows class B
Housing Maintenance Code Violations
2025 Dec
Doors and windows class B
2025 Dec
Fire safety class C · closed
2025 Dec
Heat or hot water, plumbingApt 1C
Housing Maintenance Code Complaints and Problems
2025 Dec
Plumbing
2025 Dec
Heat or hot water
2025 Dec
PlumbingApt 3H
2025 Dec
PlumbingApt 2F
2025 Nov
Structural permit, General construction permit
DOB NOW: Build – Approved Permits
2025 Mar
Heat or hot water
Housing Maintenance Code Complaints and Problems
2024 Dec
Heat or hot water
2024 Dec
Structural permit, General construction permit
DOB NOW: Build – Approved Permits
2024 Aug
Construction class - 1
DOB Violations
2024 Aug
Construction
2024 Aug
Construction
2024 Jul
Heat or hot water
Housing Maintenance Code Complaints and Problems
2024 Jan
Heat or hot water
2023 Dec
Heat or hot water
2023 Nov
Heat or hot water
2021 Feb
Plumbing class - 1
DOB Violations
2021 Feb
Construction class - 1
2016 Nov
General construction permit
DOB NOW: Build – Approved Permits
2013 Aug
General construction permit
2007 Sep
Outside FEMA's 1% annual-chance flood zone: X
FEMA National Flood Hazard Layer
1993 Aug
Local Law 62/91 - Boilers never closed
DOB Violations
1951
Built
PLUTO (tax lot data)
1900 Jan
Boiler burning no6fuel ( ), registration cancelled since Jan 1900
Clean Air Tracking System (boiler registrations)
See all records and sources
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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