321 21 Street, Brooklyn
Two-family · built 1905 · Block 892, Lot 70.
Building permits
- Demolition, filed Aug 25, 2026, estimated cost $25K
- New Building — Multi-Family, filed Jun 19, 2026, 7 units, 4 stories
- Alteration — Residential, filed Oct 9, 2020, estimated cost $1K, 2 units
Property taxes
- Assessment
- $76,920
- Last year’s tax
- $6,726
- Land value
- $16,500
- Improvement value
- $60,420
Zoning
R6B: built 0.98 of 2.00 allowed floor area ratio.
In the news
Permits Filed for 321 21st Street in Greenwood Heights, Brooklyn, New York YIMBY, Jun 22, 2026.