# 281 Adelphi Street, Brooklyn

Co-op · 5 units · built c. 1871 · Block 2104, Lot 20.

On Umarelli: https://umarelli.org/nyc/3021040020/281-adelphi-street

More construction in Fort Greene: https://umarelli.org/nyc/brooklyn/fort-greene.md

Every lot on block 2104: https://umarelli.org/nyc/brooklyn/2104.md

## Building permits

- Alteration, filed Mar 21, 2025, estimated cost $20K, described as “Storm piping extension, plumbing fixtures installation for cellar, basement, 1ST fl and circulation loop update for 2ND fl as per plans filed herewith. No change to use, egress or occupancy.”
- Alteration, filed Nov 14, 2024, estimated cost $20K, described as “Structural framing for basement and lower and upper roof of the proposed addition in rear yard as per plans filed herewith. No change to use, egress or occupancy.”
- Alteration, filed Sep 19, 2024, estimated cost $200K, described as “Horizontal enlargement at the basement and 1ST floor level as per plans filed herewith. No change to use, egress or occupancy.”
- Alteration, filed Sep 4, 2024, estimated cost $70K, described as “Interior renovations for basement apartment as per plans filed herewith. No change to use, egress or occupancy.”

## Property taxes

- Assessment: $685,350
- 2026–27 tax: $20,509
- Market value (city estimate): $1,523,000
- Taxable value: $164,876
- Assessed land: $125,550
- Assessed improvements: $559,800

## Zoning

R6B: floor area ratio 1.48 built, 2.00 allowed by base zoning.

## Recent sales

- Mar 13, 2024: $900,000
- Jun 3, 2019: $1,920,000

Open-market sales since 2016, from the Department of Finance’s sales files.

## Flood zone

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

## Landmarks

Part of Fort Greene Historic District (Historic District). 19 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