509 Liberty Avenue, Brooklyn
Commercial · built c. 1930 · Block 3961, Lot 26.
Building permits
No building permits on file for this lot.
Property taxes
- Assessment
- $362,700
- 2026–27 tax
- $32,892
- Market value (city estimate)
- $806,000
- Taxable value
- $303,210
- Assessed land
- $56,250
- Assessed improvements
- $306,450
Zoning
M1-4/R6A: floor area ratio 2.00 built, 3.00 allowed by base zoning.
Flood zone
Current FEMA flood map: zone X, minimal flood hazard.
Recent sales
- Jun 30, 2025: $1,200,000
Open-market sales since 2016, from the Department of Finance’s sales files.