# 621 Crown St, Brooklyn

What New York City's public records say about this building. Page: https://blueflo.tech/b/621-crown-street-brooklyn

> These are city records, not an inspection by Blueflo. Every item shows its source and the date it was last checked.

## In one line

19 open immediately hazardous (class C) HPD violations about pests and fire safety and heat or hot water and mold (Housing Maintenance Code Violations, as of 2026-10-20)

## The building

- **Year built:** 1924 (PLUTO (tax lot data), as of 2026-08-24)
- **Stories:** 4 (Buildings Subject to HPD Jurisdiction, as of 2026-08-12)
- **Homes:** 47 (Buildings Subject to HPD Jurisdiction, as of 2026-08-12)

## Worth knowing

- 19 open immediately hazardous (class C) HPD violations about pests and fire safety and heat or hot water and mold
- 29 heat or hot water complaints filed with the city last winter
- 2 open major (class 2) building code violations from 2023–2024
- 62 open HPD violations about building conditions

## Also on record

- On the state's list of buildings with rent-stabilized apartments (2024 registrations)

## Clean in the records

- Water service line on record as non-lead (field inspection) (Lead Service Line Location Coordinates, as of 2026-01-30)
- Boiler inspection filed Jan 2026 with no defects reported (DOB NOW: Safety Boiler, as of 2026-10-20)
- Outside FEMA's 1% annual-chance flood zone; no mapped stormwater flooding (FEMA National Flood Hazard Layer, as of 2026-10-21)

## Building systems

- **Boiler inspection filings:** Latest accepted inspection Jan 2026, defects reported: no (DOB NOW: Safety Boiler, as of 2026-10-20)
- **Facade rating:** Not required: facade inspections apply only to buildings taller than 6 stories (DOB NOW: Safety – Facades Compliance Filings, as of 2026-10-20)
- **Water service line:** Non-Lead (field inspection) (Lead Service Line Location Coordinates, as of 2026-01-30)
- **FEMA flood zone:** Outside FEMA's 1% annual-chance flood zone: X (FEMA National Flood Hazard Layer, as of 2026-10-21)
- **Stormwater flooding:** Extreme storm, 2080 sea levels: Not in mapped flooding; Moderate storm, 2050 sea levels: Not in mapped flooding; Moderate storm, today's sea levels: Not in mapped flooding; Limited storm, today's sea levels: Not loaded (file format unreadable) (NYC Stormwater Flood Maps, as of 2024-07-03)
- **Basement:** Below grade (PLUTO (tax lot data), as of 2026-08-24)

## Violations and complaints

- **HPD violations:** 71 open: 62 about building conditions — pests (12), walls, floors and stairs (12), fire safety (8), other conditions (6); 19 immediately hazardous (class C), 9 about paperwork or notices. Also 9 older records from 1999–2013 never closed. 25 further violations from 2025–2026 were closed. 411 violations on record in all, 1991–2026 — the 190 most recent are listed here (Housing Maintenance Code Violations, as of 2026-10-20)
- **DOB violations:** 3 open: 2 about building conditions, 1 about filings or paperwork (DOB Violations, as of 2026-10-20)
- **Heat and hot water complaints:** 29 heat or hot water complaints (Housing Maintenance Code Complaints and Problems, as of 2026-10-20)
- **Resident complaints to the city:** 60 heat or hot water, 3 general repairs, 1 doors or windows, 1 electrical, 1 leaks, 1 paint or plaster, 1 plumbing, 1 unsanitary conditions (Housing Maintenance Code Complaints and Problems, as of 2026-10-20)

## More systems

- **Rent stabilization:** On the state's list of buildings with at least one rent-stabilized apartment (2024 registrations) (Rent Stabilized Building Lists (2024 HCR registrations), as of 2025-11-30)
- **Heat source:** Boiler burning No. 2 oil (Rockmills MP-80), registration current since May 2026 (Clean Air Tracking System (boiler registrations), as of 2026-10-21)
- **Boiler work permits:** Latest boiler work permit 1991 (DOB Permit Issuance (BIS), as of 2026-10-20)
- **Elevators:** No elevators registered to this building (DOB NOW Elevator Safety Compliance, as of 2026-10-20)
- **Gas piping:** No open gas piping filing violations. Inspection results themselves are not published (DOB Safety Violations, as of 2026-10-20)
- **Energy:** ENERGY STAR score 69 (2024 report) (Energy and Water Data Disclosure (Local Law 84), as of 2025-11-25)

## Permits and work

- **Permit history:** 4 permits since 1990 (DOB NOW: Build – Approved Permits, as of 2026-10-20)
- **Sidewalk shed and scaffolding:** No sidewalk shed permits on record (DOB NOW: Build – Approved Permits, as of 2026-10-20)
- **Landmark status:** Not in a historic district on record (PLUTO (tax lot data), as of 2026-08-24)

## By apartment

15 of 47 apartments named in a city record:

- Apt 2B: https://blueflo.tech/b/621-crown-street-brooklyn/unit/2b
- Apt A11: https://blueflo.tech/b/621-crown-street-brooklyn/unit/a11
- Apt A3: https://blueflo.tech/b/621-crown-street-brooklyn/unit/a3
- Apt A7: https://blueflo.tech/b/621-crown-street-brooklyn/unit/a7
- Apt B10: https://blueflo.tech/b/621-crown-street-brooklyn/unit/b10
- Apt B3: https://blueflo.tech/b/621-crown-street-brooklyn/unit/b3
- Apt B5: https://blueflo.tech/b/621-crown-street-brooklyn/unit/b5
- Apt C10: https://blueflo.tech/b/621-crown-street-brooklyn/unit/c10
- Apt C12: https://blueflo.tech/b/621-crown-street-brooklyn/unit/c12
- Apt C4: https://blueflo.tech/b/621-crown-street-brooklyn/unit/c4
- Apt C9: https://blueflo.tech/b/621-crown-street-brooklyn/unit/c9
- Apt D10: https://blueflo.tech/b/621-crown-street-brooklyn/unit/d10
- Apt D2: https://blueflo.tech/b/621-crown-street-brooklyn/unit/d2
- Apt D4: https://blueflo.tech/b/621-crown-street-brooklyn/unit/d4
- Apt D6: https://blueflo.tech/b/621-crown-street-brooklyn/unit/d6

## Registered with the city

- NISAN MAINTENANCE CORP (Agent, Registration Contacts)
- NISAN MAINTENANCE CORP (CorporateOwner, Registration Contacts)
- NISAN MAINTENANCE CORPORATION (TaxLotOwner, PLUTO (tax lot data))

## More

- Every record behind this card: https://blueflo.tech/b/621-crown-street-brooklyn/records
- The same card as JSON: https://blueflo.tech/v1/buildings/621-crown-street-brooklyn
- Ask about any building from an assistant (MCP): https://blueflo.tech/mcp
- Report something wrong: https://blueflo.tech/dispute?slug=621-crown-street-brooklyn
- How to use this data: https://blueflo.tech/llms.txt