# 686 4th Avenue, Brooklyn

Commercial · built 1982 · Block 639, Lot 42.

On Umarelli: https://umarelli.org/nyc/3006390042/686-4-avenue

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

Every lot on block 639: https://umarelli.org/nyc/brooklyn/639.md

## Building permits

No building permits on file for this lot.

## Property taxes

- Assessment: $286,650
- 2026–27 tax: $26,451
- Market value (city estimate): $637,000
- Taxable value: $243,830
- Assessed land: $33,750
- Assessed improvements: $252,900

## Zoning

M1-2D: floor area ratio 1.00 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