261 Sackett Street, Brooklyn
Four-family · built c. 1900 · Block 333, Lot 57.
Building permits
- Alteration, filed Oct 21, 2026, estimated cost $24K, described as “Interior non-structural demolition”
- Major Renovation — Residential, filed Jun 15, 2026, estimated cost $1.0M, 1 unit in all, 4 stories, described as “Convert existing 3-family dwelling into 1-family dwelling. Horizontal and vertical enlargement proposed.”
Property taxes
- Assessment
- $849,600
- 2026–27 tax
- $15,282
- Market value (city estimate)
- $1,888,000
- Taxable value
- $122,859
- Assessed land
- $155,250
- Assessed improvements
- $694,350
Zoning
R6B: floor area ratio 1.26 built, 2.00 allowed by base zoning.
Flood zone
Current FEMA flood map: zone X, minimal flood hazard.
Recent sales
- Aug 7, 2026: $3,650,000, 2,646 sq ft ($1,379 per sq ft)
Open-market sales since 2016, from the Department of Finance’s sales files.