646 10th Street, Brooklyn
Two-family · built c. 1888 · Block 1095, Lot 13.
Building permits
- Alteration, filed Oct 9, 2024, estimated cost $65K, described as “Filed for third floor renovations; to remove non-load bearing partitions, erect new partitions, and install skylights.”
Property taxes
- Assessment
- $248,220
- 2026–27 tax
- $11,454
- Market value (city estimate)
- $4,137,000
- Taxable value
- $57,725
- Assessed land
- $14,280
- Assessed improvements
- $233,940
Zoning
R6B: floor area ratio 1.83 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). 7 Landmarks Preservation Commission permits are on file.