# 6708 21st Avenue, Brooklyn

Four-family · built c. 1931 · Block 5571, Lot 38.

On Umarelli: https://umarelli.org/nyc/3055710038/6708-21-avenue

More construction in Bensonhurst: https://umarelli.org/nyc/brooklyn/bensonhurst.md

Every lot on block 5571: https://umarelli.org/nyc/brooklyn/5571.md

## Building permits

No building permits on file for this lot.

## Property taxes

- Assessment: $407,700
- 2026–27 tax: $15,889
- Market value (city estimate): $906,000
- Taxable value: $127,735
- Assessed land: $94,950
- Assessed improvements: $312,750

## Zoning

R5: floor area ratio 1.28 built, 1.50 allowed by base zoning.

## Flood zone

Current FEMA flood map: zone X, minimal flood hazard.

From New York City and Jersey City public records, refreshed within a day of each release. Sources: https://umarelli.org/sources. Methodology and corrections: https://umarelli.org/methodology