6717 21st Avenue, Brooklyn
Condominium · 6 units · built 2000 · Block 5572, Lot 7501.
Some of the city’s records for this lot were still loading when this page was made; it refreshes within minutes.
Building permits
Permit records are unavailable right now; the map lists them once the city responds.
Property taxes
- Assessment
- $400,620
- 2026–27 tax
- $50,110
- Market value (city estimate)
- $6,677,004
- Taxable value
- $254,408
- Assessed land
- $121,200
- Assessed improvements
- $279,420
- Condo units with their own tax lots
- 6
Zoning
R5: floor area ratio 1.31 built, 1.50 allowed by base zoning.
Flood zone
Current FEMA flood map: zone X, minimal flood hazard.
Recent sales
- Feb 23, 2022: $751,000, Apt 2A
Open-market sales since 2016, from the Department of Finance’s sales files.