1439 East 9th Street, Brooklyn
Two-family · built c. 1915 · Block 6591, Lot 80.
Building permits
- Alteration, filed Oct 20, 2026, estimated cost $35K, described as “Install a new emergency gas-powered generator.”
- Alteration, filed Feb 14, 2025, estimated cost $175K, described as “Installation of sprinkler system in conjunction with GC #B01172737.”
- Major Renovation — Residential, filed Feb 11, 2025, estimated cost $2.3M, 1 unit in all, 3 stories, described as “Proposed 3 story building and cellar, one family dwelling”
- Alteration, filed Feb 11, 2025, estimated cost $15K, described as “Fence for construction”
Property taxes
- Assessment
- $173,400
- 2026–27 tax
- $15,010
- Market value (city estimate)
- $2,890,000
- Taxable value
- $75,644
- Assessed land
- $42,000
- Assessed improvements
- $131,400
Zoning
R5: floor area ratio 0.61 built, 1.50 allowed by base zoning.
Flood zone
Current FEMA flood map: zone X, minimal flood hazard.
Recent sales
- Dec 2, 2024: $3,999,999
Open-market sales since 2016, from the Department of Finance’s sales files.