# 426 Clermont Avenue, Brooklyn

Four-family · built c. 1860 · Block 1958, Lot 45.

On Umarelli: https://umarelli.org/nyc/3019580045/426-clermont-avenue

More construction in Fort Greene: https://umarelli.org/nyc/brooklyn/fort-greene.md

## Building permits

- Alteration, filed Mar 27, 2026, estimated cost $308K, described as “Interior renovation of 2nd & 3rd floor apts., including rear enlargement of the 2nd floor, with general construction and related finishes, as per plans filed herewith. No change in use, egress or occupancy.”
- Alteration, filed Dec 30, 2025, estimated cost $25K, described as “The installation of new concrete pier and spread footings to support proposed lateral frame, and patch existing concrete slab-on-grade after installation of the foundation. No change in use, egress or occupancy.”
- Alteration, filed Aug 6, 2025, estimated cost $28K, described as “Minor interior renovation to apt. #1 at bsmt level. Work to include removal of non-load bearing partition, construction of new partition, window replacement in modified opening, as per plans filed herewith. No change in use egress or…”

## Property taxes

- Assessment: $978,300
- 2026–27 tax: $15,914
- Market value (city estimate): $2,174,000
- Taxable value: $127,940
- Assessed land: $245,700
- Assessed improvements: $732,600

## Zoning

R6B: floor area ratio 1.19 built, 2.00 allowed by base zoning.

## Recent sales

- Jun 5, 2024: $3,975,000
- Apr 26, 2016: $2,995,000

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 Fort Greene Historic District (Historic District). 9 Landmarks Preservation Commission permits are on file.

## Board and land use applications

- 426 CLERMONT AVE (City Planning P1984K0668): Completed, decided Sep 13, 1984. DISPOSITION OF CITY-OWNED PROPERTY, 1 PARCEL

## In the news

[Renovation Proposed For 426 Clermont Avenue In Fort Greene, Brooklyn](https://newyorkyimby.com/2025/09/townhouse-renovation-proposed-for-426-clermont-avenue-in-fort-greene-brooklyn.html), New York YIMBY, Sep 5, 2025.

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