21 Ashford Street, Brooklyn
Two-family · built c. 1910 · Block 3924, Lot 23.
Building permits
No building permits on file for this lot.
Property taxes
- Assessment
- $58,200
- 2026–27 tax
- $6,962
- Market value (city estimate)
- $970,000
- Taxable value
- $35,084
- Assessed land
- $15,780
- Assessed improvements
- $42,420
Zoning
R4: floor area ratio 0.60 built, 1.00 allowed by base zoning.
Flood zone
Current FEMA flood map: zone X, minimal flood hazard.
Recent sales
- Jun 16, 2026: $600,000, 1,996 sq ft ($301 per sq ft)
Open-market sales since 2016, from the Department of Finance’s sales files.