# 677 4th Avenue, Brooklyn

Apartment building · 8 units · built c. 1900 · Block 643, Lot 8.

On Umarelli: https://umarelli.org/nyc/3006430008/677-4-avenue

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

Every lot on block 643: https://umarelli.org/nyc/brooklyn/643.md

## Building permits

No building permits on file for this lot.

## Property taxes

- Assessment: $682,200
- 2026–27 tax: $53,167
- Market value (city estimate): $1,516,000
- Taxable value: $427,422
- Assessed land: $16,200
- Assessed improvements: $666,000

## Zoning

R8A: floor area ratio 4.47 built, 6.02 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