# 6013 20th Avenue, Brooklyn

Two-family · built c. 1925 · Block 5521, Lot 4.

On Umarelli: https://umarelli.org/nyc/3055210004/6013-20-avenue

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

Every lot on block 5521: https://umarelli.org/nyc/brooklyn/5521.md

## Building permits

No building permits on file for this lot.

## Property taxes

- Assessment: $71,520
- 2026–27 tax: $9,009
- Market value (city estimate): $1,192,000
- Taxable value: $45,403
- Assessed land: $21,540
- Assessed improvements: $49,980

## Zoning

R5: floor area ratio 0.80 built, 1.50 allowed by base zoning.

## Recent sales

- Aug 19, 2026: $1,750,000, 1,640 sq ft ($1,067 per sq ft)

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