218 21st Street, Brooklyn
Apartment building · 6 units · built c. 1931 · Block 643, Lot 25.
Building permits
No building permits on file for this lot.
Property taxes
- Assessment
- $557,100
- 2026–27 tax
- $9,423
- Market value (city estimate)
- $1,238,000
- Taxable value
- $75,756
- Assessed land
- $4,950
- Assessed improvements
- $552,150
Zoning
R6B: floor area ratio 1.50 built, 2.00 allowed by base zoning.
Flood zone
Current FEMA flood map: zone X, minimal flood hazard.
Recent sales
- May 23, 2017: $1,850,000, Apt 6
Open-market sales since 2016, from the Department of Finance’s sales files.