426 Clermont Avenue, Brooklyn
Four-family · built c. 1860 · Block 1958, Lot 45.
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.
Flood zone
Current FEMA flood map: zone X, minimal flood hazard.
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.
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, New York YIMBY, Sep 5, 2025.