# 331 Van Siclen Avenue, Brooklyn

Two-family · built c. 1899 · Block 4010, Lot 4.

On Umarelli: https://umarelli.org/nyc/3040100004/331-van-siclen-avenue

More construction in East New York: https://umarelli.org/nyc/brooklyn/east-new-york.md

Every lot on block 4010: https://umarelli.org/nyc/brooklyn/4010.md

## Building permits

- Alteration, filed Aug 11, 2026, estimated cost $151K, described as “Proposed to horizontal extension (12'X18.75') = 225 sq. Ft rear side of building and interior renovation cellar, 1ST, 2ND floor to comply ecb violations & amend existing co.”
- Alteration, filed Apr 4, 2026, estimated cost $152K, described as “Proposed to horizontal extension (12'X18.75')= 225 sq. Ft rear side of building and interior renovation cellar, 1ST, 2ND floor to comply ecb violations. No change in use & occupancy with this application.”

## Property taxes

- Assessment: $77,640
- 2026–27 tax: $2,439
- Market value (city estimate): $1,294,000
- Taxable value: $12,292
- Assessed land: $17,160
- Assessed improvements: $60,480

## Zoning

R6: floor area ratio 0.74 built, 2.43 allowed by base zoning.

## Recent sales

- Sep 1, 2023: $999,900

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