Building record from city data · BROOKLYN, NY

751 Nostrand Ave

Printed 2026-10-21 from blueflo.tech/b/751-nostrand-avenue-brooklyn, where it is kept current. These are city records, not an inspection by Blueflo. Every item shows its source and the date it was last checked. Not a warranty. May not be used for tenant screening (terms of use).

Also known as 847 St Johns Pl, 849 St Johns Pl, 851 St Johns Pl — one building, several doors.

built 1905 · 3 stories · 4 apartments · BIN 3031909 · BBL 3012480001

Worth knowing
4 open immediately hazardous (class C) HPD violations about fire safety
Source: Housing Maintenance Code Violations · as of 2026-10-19
Worth knowing
Also on record
Clean in the records
Registered with the city

751 NOSTRAND REALTY LLC

Worth knowing
4 open immediately hazardous (class C) HPD violations about fire safety
Source: Housing Maintenance Code Violations · as of 2026-10-19

How often each problem is reported

2024 – 2026

A filled month had a report to HPD; darker means more than one, and the past year is brightest. Tap one to read it. Complaints within a week count as one report. Records list complaints filed, not conditions found.

Apartments named in these records

City records name 5 apartment labels, more than the 4 apartments the city lists for this building, so some are likely the same apartment written differently.

These are city records about an apartment, not about anyone who lives or lived there. They may not be used to screen a tenant.

Flooding

Issues on record
FEMA flood zone

Outside FEMA's 1% annual-chance flood zone: X

FEMA National Flood Hazard Layer, as of 2026-10-20
What this counts

Effective FIRM zones touching the building footprint

Stormwater flooding

Extreme storm, 2080 sea levels: Nuisance flooding (4 in. to 1 ft); 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
What this counts

Mapped ponding touching the building footprint

BasementWhole tax lot

Below grade

PLUTO (tax lot data), as of 2026-08-24

Heat and hot water

Issues on record, most recently 2022

Water and pipes

No issues on record
Water service line

Non-Lead (records)

Lead Service Line Location Coordinates, as of 2026-01-30

Pests and cleanliness

1 complaint, 2025

Fire and safety

Issues on record, most recently 2022

Electrical

Older records on file

Structure and facade

Older records on file
  • Facade ratingnot requiredNot required: facade inspections apply only to buildings taller than 6 stories
  • Sidewalk shed and scaffoldingno recordNo sidewalk shed permits on record
  • Landmark statusno recordNot in a historic district on record

General condition and all records

HPD violations

21 open: 21 about building conditions — fire safety (7), smoke or CO detectors (6), doors and windows (4), heat or hot water (3); 4 immediately hazardous (class C). Also 28 older records from 1978–2007 never closed. 1 further violation from 2024 was closed. 131 violations on record in all, 1978–2024 — the 50 most recent are listed here

Housing Maintenance Code Violations, as of 2026-10-19 · Read these violations in full at HPD Online →
What this counts

Open HPD violations inspected in the last 10 years; class C = immediately hazardous. Paperwork = failure to file, notify or certify

DOB violations

5 open: 4 about filings or paperwork, 1 older than 10 years

DOB Violations, as of 2026-10-19 · Read these violations in full at DOB →
What this counts

Open DOB, ECB and DOB NOW Safety violations, any date, one per violation. ECB class 1 = hazardous, class 2 = major

Resident complaints to the city

1 general repairs, 1 paint or plaster, 1 pests

Housing Maintenance Code Complaints and Problems, as of 2026-10-20 · See the complaints at HPD Online →
What this counts

HPD complaints received in the last 2 years; the list below is every complaint on record for the last three years

  • Permit historyno record0 permits since 1990

Nothing on record

Gasno record
  • Gas pipingno recordNo open gas piping filing violations. Inspection results themselves are not published
Energyno record
  • Energynot requiredNot required: energy reporting applies to buildings over 25,000 sq ft
ElevatorsNot applicable
  • Elevatorsnot requiredNo elevators registered to this building
Rent and tenancyNot applicable
  • Rent stabilizationnot requiredNot on the state's list. Rent stabilization generally applies to buildings with 6 or more apartments

Sources

23 datasets

Each date is when we last checked that dataset, not when the record itself was created.