491 4th Street, Brooklyn
Two-family · built c. 1891 · Block 1080, Lot 57.
Building permits
No building permits on file for this lot.
Property taxes
- Assessment
- $118,980
- 2026–27 tax
- $15,664
- Market value (city estimate)
- $1,983,000
- Taxable value
- $78,893
- Assessed land
- $42,000
- Assessed improvements
- $76,980
Zoning
R6B: floor area ratio 1.82 built, 2.00 allowed by base zoning.
Flood zone
Current FEMA flood map: zone X, minimal flood hazard.
Landmarks
Part of Park Slope Historic District (Historic District). 6 Landmarks Preservation Commission permits are on file.