1105 Winthrop Street, Brooklyn
Two-family · built c. 1920 · Block 4614, Lot 46.
Building permits
- Major Renovation — Enlargement, filed Aug 20, 2026, estimated cost $1.3M, 8 units added, 4 stories, described as “Proposed four story residential building with penthouse containing 10 dwelling units.”
Property taxes
- Assessment
- $66,600
- 2026–27 tax
- $7,252
- Market value (city estimate)
- $1,110,000
- Taxable value
- $36,547
- Assessed land
- $22,980
- Assessed improvements
- $43,620
Zoning
R6: floor area ratio 0.71 built, 2.43 allowed by base zoning.
Flood zone
Current FEMA flood map: zone X, minimal flood hazard.
Recent sales
- Jun 16, 2026: $800,000, 2,440 sq ft ($328 per sq ft)
Open-market sales since 2016, from the Department of Finance’s sales files.