89 Union Avenue, Brooklyn
Condominium · 5 units · built 2022 · Block 2241, Lot 7535.
Building permits
No building permits on file for this lot.
Property taxes
- Assessment
- $2,053,800
- 2026–27 tax
- $164,406
- Market value (city estimate)
- $4,563,996
- Taxable value
- $1,481,564
- Assessed land
- $423,900
- Assessed improvements
- $1,629,900
- Condo units with their own tax lots
- 5
Tax breaks
- Co-op and condo abatement, with no end date, a $19,886 credit this tax year.
Zoning
R6A: floor area ratio 3.31 built, above the 3.00 base zoning allows, which bonuses, transfers or older rules can permit.
Flood zone
Current FEMA flood map: zone X, minimal flood hazard.
Recent sales
- Jun 30, 2026: $1,832,850, Apt 3
- Apr 18, 2024: $2,200,000, Apt 1
- Mar 4, 2024: $1,832,850, Apt 4
- Dec 27, 2023: $1,995,770, Apt 5
Open-market sales since 2016, from the Department of Finance’s sales files.
Board and land use applications
- Variance or special permit (Board of Standards and Appeals 261-06-BZ): Variance or special permit, Granted, filed Sep 25, 2006, decided Jul 10, 2007. Variance (§72-21) to permit the construction and operation of a Yeshiva (Use Group 3A) and accessory synagogue (Use Group 4A) in a M1-2 zoning district. The proposal is contrary to section 42-10.