91 Atlantic Avenue, Brooklyn
Commercial · built c. 1860 · Block 274, Lot 14.
Building permits
- Alteration, filed Sep 12, 2025, estimated cost $400K, described as “Interior renovation of existing building, 2nd floor conversion from commercial to single family residence. New stair and bulkhead to roof with occupied deck.”
Property taxes
- Assessment
- $367,200
- 2026–27 tax
- $39,834
- Market value (city estimate)
- $816,000
- Taxable value
- $367,200
- Assessed land
- $157,950
- Assessed improvements
- $209,250
Zoning
R6: floor area ratio 1.50 built, 2.43 allowed by base zoning.
Flood zone
Current FEMA flood map: zone X, minimal flood hazard.
Landmarks
Part of Brooklyn Heights Historic District (Historic District). 7 Landmarks Preservation Commission permits are on file.
In the news
LPC To Review Rezoning Proposal For 89-91 Atlantic Avenue In Brooklyn Heights, Brooklyn, New York YIMBY, May 5, 2026.