631 3rd Street, Brooklyn
Single family · built c. 1910 · Block 1079, Lot 47.
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Building permits
- Alteration, filed Jun 21, 2022, estimated cost $10K, described as “Hereby filing structural work as per plans filed herewith. No change in use, egress, or occupancy.”
- Alteration, filed Oct 22, 2021, estimated cost $10K, described as “Hereby filing mechanical work to existing 1 family residence as per plans. No change to use, egress, or occupancy.”
- Alteration, filed Oct 22, 2021, estimated cost $12K, described as “Hereby filing plumbing work (sanitary, vent, water & gas) to existing 1 family residence as per plans. No change in use, egress, or occupancy.”
- Alteration, filed Oct 14, 2021, estimated cost $294K, described as “Hereby filing general construction work to existing 1 family residence as per plans. No change in use, egress, or occupancy.”
Property taxes
- Assessment
- $326,700
- 2026–27 tax
- $30,572
- Market value (city estimate)
- $5,445,000
- Taxable value
- $154,070
- Assessed land
- $56,220
- Assessed improvements
- $270,480
Zoning
R7B: floor area ratio 2.19 built, 3.00 allowed by base zoning.
Flood zone
Current FEMA flood map: zone X, minimal flood hazard.
Recent sales
- Jun 25, 2021: $5,400,000
Open-market sales since 2016, from the Department of Finance’s sales files.
Landmarks
Part of Park Slope Historic District (Historic District). 11 Landmarks Preservation Commission permits are on file.