# 5701 21st Avenue, Brooklyn

Single family · built c. 1925 · Block 5501, Lot 10.

On Umarelli: https://umarelli.org/nyc/3055010010/5701-21-avenue

More construction in Borough Park: https://umarelli.org/nyc/brooklyn/borough-park.md

Every lot on block 5501: https://umarelli.org/nyc/brooklyn/5501.md

## Building permits

- Alteration, filed May 4, 2021, estimated cost $1K, described as “Installation of new curb cut”

## Property taxes

- Assessment: $112,800
- 2026–27 tax: $8,638
- Market value (city estimate): $1,880,000
- Taxable value: $43,534
- Assessed land: $16,260
- Assessed improvements: $96,540

## Zoning

R5: floor area ratio 1.01 built, 1.50 allowed by base zoning.

## Recent sales

- Jul 17, 2017: $999,000

Open-market sales since 2016, from the Department of Finance’s sales files.

## 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