# 225 4th Avenue, Brooklyn

Condominium · 64 units · built 2018 · Block 955, Lot 7506.

On Umarelli: https://umarelli.org/nyc/3009557506/225-4-avenue

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

Every lot on block 955: https://umarelli.org/nyc/brooklyn/955.md

## Building permits

- Alteration, filed Dec 18, 2025, described as “IRA to assist with Condition Assessment.”
- Alteration, filed Jun 22, 2022, estimated cost $1K, described as “Erect illuminated accessory business channel letter wall sign with raceway, no change to use, egress or occupation”
- Alteration, filed Aug 18, 2021, estimated cost $118K, described as “Minor partition wok with general carpentry in existing commercial space. No change to use or egress”
- Alteration, filed Feb 17, 2021, estimated cost $14K, described as “Proposed mechanical work on partial 1ST floor . No change in use, egress or occupancy.”

## Property taxes

- Assessment: $7,811,148
- 2026–27 tax: $20,815
- Market value (city estimate): $17,358,106
- Taxable value: $556,442
- Assessed land: $225,900
- Assessed improvements: $7,585,248
- Condo units with their own tax lots: 2

## Tax breaks

- 421-a exemption, through Jun 30, 2034, about $845,727 a year below the full tax.

## Zoning

C4-4D: floor area ratio 20.55 built, above the 6.02 base zoning allows, which bonuses, transfers or older rules can permit.

## Recent sales

- Sep 19, 2022: $40,000,000, Unit COMM, sold with other lots

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