491 9th Street, Brooklyn
Apartment building · 6 units · built c. 1893 · Block 1090, Lot 48.
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Building permits
Permit records are unavailable right now; the map lists them once the city responds.
Property taxes
- Assessment
- $1,470,150
- 2026–27 tax
- $20,449
- Market value (city estimate)
- $3,267,000
- Taxable value
- $164,398
- Assessed land
- $10,350
- Assessed improvements
- $1,459,800
Zoning
R6B: floor area ratio 2.91 built, above the 2.00 base zoning allows, which bonuses, transfers or older rules can permit.
Flood zone
Current FEMA flood map: zone X, minimal flood hazard.
Landmarks
Part of Park Slope Historic District Extension (Historic District).