# 834 51st Street, Brooklyn

Two-family · built c. 1920 · Block 5651, Lot 21.

On Umarelli: https://umarelli.org/nyc/3056510021/834-51-street

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

Every lot on block 5651: https://umarelli.org/nyc/brooklyn/5651.md

## Building permits

- Alteration, filed Jun 23, 2021, estimated cost $59K, described as “Filing gas and plumbing work on osp, cellar, 1ST & 2ND floor. No change in use, egress or occupancy. General construction in conjunction JOB#B00545154.”
- Alteration, filed Jun 23, 2021, estimated cost $125K, described as “Proposed interior renovation on cellar, 1ST & 2ND floor, repairing partitions, flooring, ceiling. Exterior work with install front stairs to cellar as per plan. No change in use, egress or occupancy. Plumbing work file separate application…”

## Property taxes

- Assessment: $75,720
- 2026–27 tax: $10,467
- Market value (city estimate): $1,262,000
- Taxable value: $52,747
- Assessed land: $23,640
- Assessed improvements: $52,080

## Zoning

R6: floor area ratio 0.82 built, 2.43 allowed by base zoning.

## Recent sales

- Jun 1, 2021: $1,100,000

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