# 534 1st Street, Brooklyn

Single family · built c. 1909 · Block 1077, Lot 12.

On Umarelli: https://umarelli.org/nyc/3010770012/534-1-street

More construction in Park Slope: https://umarelli.org/nyc/brooklyn/park-slope.md

Every lot on block 1077: https://umarelli.org/nyc/brooklyn/1077.md

## Building permits

- Alteration, filed Feb 14, 2026, estimated cost $58K, described as “Replacement and modification of windows, new metal deck in rear yard and conversion of roof to terrace in existing 1-story rear extension.”
- Alteration, filed Jan 20, 2024, estimated cost $17K, described as “Lower existing slab on grade in the basement as per plan. NO change in use, egress or occupancy”

## Property taxes

- Assessment: $321,420
- 2026–27 tax: $13,534
- Market value (city estimate): $5,357,000
- Taxable value: $77,263
- Assessed land: $38,340
- Assessed improvements: $283,080

## Tax breaks

- Solar abatement, through Jun 30, 2027, a $1,798 credit this tax year.

## Zoning

R7B: floor area ratio 2.20 built, 3.00 allowed by base zoning.

## Recent sales

- Feb 7, 2022: $4,225,000

Open-market sales since 2016, from the Department of Finance’s sales files.

## Flood zone

Current FEMA flood map: zone X, minimal flood hazard.

## Landmarks

Part of Park Slope Historic District (Historic District). 7 Landmarks Preservation Commission permits are on file.

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