# 644 4th Avenue, Brooklyn

Three-family · built c. 1910 · Block 633, Lot 38.

On Umarelli: https://umarelli.org/nyc/3006330038/644-4-avenue

More construction in Sunset Park: https://umarelli.org/nyc/brooklyn/sunset-park.md

Every lot on block 633: https://umarelli.org/nyc/brooklyn/633.md

## Building permits

No building permits on file for this lot.

## Property taxes

- Assessment: $90,840
- 2026–27 tax: $6,884
- Market value (city estimate): $1,514,000
- Taxable value: $33,294
- Assessed land: $18,300
- Assessed improvements: $72,540

## Zoning

M1-2D: floor area ratio 1.30 built, 2.00 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