# 400 Washington Avenue, Brooklyn

Single-room occupancy · built c. 1885 · Block 1945, Lot 45.

On Umarelli: https://umarelli.org/nyc/3019450045/400-washington-avenue

More construction in Clinton Hill: https://umarelli.org/nyc/brooklyn/clinton-hill.md

Every lot on block 1945: https://umarelli.org/nyc/brooklyn/1945.md

## Building permits

- Alteration, filed Apr 20, 2023, estimated cost $13K, described as “Installation of sprinkler system for entire building design bt hydraulic calculation as per nfpa-13 2007,section”
- Alteration, filed Apr 18, 2023, estimated cost $50K, described as “Filing for new plumbing work in-conjunction with alteration co/general construction DOB job # B00677000. Filing to remove old gas boiler and replace with gas furnaces”
- Alteration, filed May 19, 2022, estimated cost $350K, described as “Alter class b building into five class a dwelling units. No change in bulk or egress., plumbing application # B00258985, sprinkler APPLICATION#B00798127 and FDNY application # 23TMP-33983.”

## Property taxes

- Assessment: $236,250
- 2026–27 tax: $22,797
- Market value (city estimate): $525,000
- Taxable value: $210,150
- Assessed land: $31,500
- Assessed improvements: $204,750

## Zoning

R6B: floor area ratio 1.44 built, 2.00 allowed by base zoning.

## Flood zone

Current FEMA flood map: zone X, minimal flood hazard.

## Landmarks

Part of Clinton Hill Historic District (Historic District). 18 Landmarks Preservation Commission permits are on file.

From New York City and Jersey City public records, refreshed within a day of each release. Sources: https://umarelli.org/sources. Methodology and corrections: https://umarelli.org/methodology