623 3rd Street, Brooklyn
Single family · built c. 1910 · Block 1079, Lot 51.
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Building permits
Permit records are unavailable right now; the map lists them once the city responds.
Property taxes
- Assessment
- $352,800
- 2026–27 tax
- $19,242
- Market value (city estimate)
- $5,880,000
- Taxable value
- $96,971
- Assessed land
- $20,520
- Assessed improvements
- $332,280
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.
Landmarks
Part of Park Slope Historic District (Historic District). 2 Landmarks Preservation Commission permits are on file.