# 90 Prospect Park West, Brooklyn

Co-op · 8 units · built c. 1909 · Block 1083, Lot 43.

On Umarelli: https://umarelli.org/nyc/3010830043/90-prospect-park-west

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

Every lot on block 1083: https://umarelli.org/nyc/brooklyn/1083.md

## Building permits

No building permits on file for this lot.

## Property taxes

- Assessment: $2,297,700
- 2026–27 tax: $56,145
- Market value (city estimate): $5,106,000
- Taxable value: $546,970
- Assessed land: $60,750
- Assessed improvements: $2,236,950

## Tax breaks

- Co-op and condo abatement, with no end date, a $11,909 credit this tax year.

## Zoning

R7A: floor area ratio 2.89 built, 4.00 allowed by base zoning.

## Recent sales

- May 8, 2026: $983,897
- May 20, 2021: $2,195,000
- Oct 15, 2018: $1,800,000
- Oct 21, 2016: $1,765,000
- Jan 4, 2016: $1,900,000

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). 17 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