5710 21st Avenue, Brooklyn
Single family · built c. 1925 · Block 5500, Lot 43.
Building permits
No building permits on file for this lot.
Property taxes
- Assessment
- $101,700
- 2026–27 tax
- $7,473
- Market value (city estimate)
- $1,695,000
- Taxable value
- $37,662
- Assessed land
- $21,300
- Assessed improvements
- $80,400
Zoning
R5: floor area ratio 0.50 built, 1.50 allowed by base zoning.
Flood zone
Current FEMA flood map: zone X, minimal flood hazard.