# 136 20th Street, Brooklyn

Three-family · built c. 1910 · Block 639, Lot 18.

On Umarelli: https://umarelli.org/nyc/3006390018/136-20-street

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: $51,180
- 2026–27 tax: $3,059
- Market value (city estimate): $853,000
- Taxable value: $15,414
- Assessed land: $18,660
- Assessed improvements: $32,520

## Zoning

M1-2D: floor area ratio 0.72 built, 2.00 allowed by base zoning.

## Recent sales

- Sep 6, 2023: $1,500,000

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