454 9th Street, Brooklyn
Two-family · built c. 1884 · Block 1092, Lot 5.
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Building permits
Permit records are unavailable right now; the map lists them once the city responds.
Property taxes
- Assessment
- $315,600
- 2026–27 tax
- $13,928
- Market value (city estimate)
- $5,260,000
- Taxable value
- $70,190
- Assessed land
- $32,820
- Assessed improvements
- $282,780
Zoning
R6A: floor area ratio 2.36 built, 3.00 allowed by base zoning.
Flood zone
Current FEMA flood map: zone X, minimal flood hazard.
Landmarks
Part of Park Slope Historic District Extension (Historic District). 5 Landmarks Preservation Commission permits are on file.