638 Union Street, Brooklyn
Two-family · built c. 1901 · Block 955, Lot 17.
Building permits
No building permits on file for this lot.
Property taxes
- Assessment
- $155,940
- 2026–27 tax
- $5,267
- Market value (city estimate)
- $2,599,000
- Taxable value
- $26,544
- Assessed land
- $24,780
- Assessed improvements
- $131,160
Zoning
R6A: floor area ratio 1.26 built, 3.00 allowed by base zoning.
Flood zone
Current FEMA flood map: zone X, minimal flood hazard.
Recent sales
- Sep 27, 2023: $2,700,000
Open-market sales since 2016, from the Department of Finance’s sales files.