63 South 6th Street, Brooklyn
Apartment building · 15 units · built 2025 · Block 2455, Lot 34.
Building permits
- Alteration, filed Oct 11, 2024, estimated cost $5K, described as “Installation of 300 psf sidewalk shed and pipe scaffolding as per plans. All equipment shall comply with chapter #33 of the 2022 code. No change in use, egress or occupancy under this application.”
- Alteration, filed Oct 26, 2022, described as “Installation of temporary construction fence per plan submitted. Work shall comply with 2014 building codes chapter 33. No change in use, egress and/or occupancy with this application.”
- Alteration, filed May 9, 2022, described as “Foundation system for NB job #321091377: new 5-story building, commercial on first floor, community facility above and 10 apartments above”
- Alteration, filed Feb 25, 2022, described as “SOE for proposed new building”
- Alteration, filed Feb 15, 2022, described as “Filing structural application in conjunction with NB #321091377”
- Alteration, filed Jul 1, 2019, estimated cost $3K, described as “8 feet plywood construction fence to surround subject property”
Property taxes
- Assessment
- $1,294,650
- 2026–27 tax
- $44,851
- Market value (city estimate)
- $2,877,000
- Taxable value
- $360,566
- Assessed land
- $161,550
- Assessed improvements
- $1,133,100
Tax breaks
- 421-a exemption, through Jun 30, 2061, about $113,806 a year below the full tax.
Zoning
C4-3: floor area ratio 3.90 built, above the 3.40 base zoning allows, which bonuses, transfers or older rules can permit.
Flood zone
Current FEMA flood map: zone X, minimal flood hazard.
Recent sales
- Jul 3, 2024: $5,000,000
Open-market sales since 2016, from the Department of Finance’s sales files.
In the news
Housing Lottery Launches for 63 South 6th Street in South Williamsburg, Brooklyn, New York YIMBY, Oct 25, 2025.