97 Seigel Street, Brooklyn
Condominium · 7 units · built c. 1920 · Block 3088, Lot 7501.
Building permits
- Alteration, filed Dec 21, 2023, estimated cost $5K, described as “Installation of a heavy duty sidewalk shed as per plans during general construction work. No change in use, egress or occupancy. Sidewalk shed to comply with chapter 33 of NYC building code.”
- Major Renovation — Enlargement, filed Nov 22, 2022, estimated cost $243K, 6 units added, 4 stories, described as “Proposed vertical enlargement and interior renovation, proposing a total of 7 dwelling units and commercial space”
Property taxes
- Assessment
- $457,754
- 2026–27 tax
- $33,447
- Market value (city estimate)
- $1,017,229
- Taxable value
- $268,885
- Assessed land
- $63,451
- Assessed improvements
- $394,303
- Condo units with their own tax lots
- 8
Zoning
R6: floor area ratio 2.93 built, above the 2.43 base zoning allows, which bonuses, transfers or older rules can permit.
Flood zone
Current FEMA flood map: zone X, minimal flood hazard.
Recent sales
- Apr 22, 2026: $350,000, Apt C1
- Apr 22, 2026: $599,000, Apt 2B
- Mar 25, 2026: $626,224, Apt 3A
- Jan 29, 2026: $630,000, Apt 2A
- Jan 29, 2026: $995,000, Apt 4B
- Jan 23, 2026: $849,000, Apt 1B
- Jan 20, 2026: $655,000, Apt 4A
- Jan 8, 2026: $666,954, Apt 3B
Open-market sales since 2016, from the Department of Finance’s sales files.
In the news
Permits Filed for 97 Seigel Street in Williamsburg, Brooklyn, New York YIMBY, Nov 25, 2022.