2021 63rd Street, Brooklyn
Two-family · built c. 1930 · Block 5535, Lot 70.
Building permits
- Alteration, filed May 20, 2026, estimated cost $1K, described as “Erect temporary construction fence”
- Alteration, filed Jul 3, 2025, estimated cost $758K, described as “Propose vertical enlargement to existing 2 story 2 family dwelling.”
Property taxes
- Assessment
- $124,440
- 2026–27 tax
- $10,726
- Market value (city estimate)
- $2,074,000
- Taxable value
- $54,052
- Assessed land
- $14,160
- Assessed improvements
- $110,280
Zoning
R5: floor area ratio 1.06 built, 1.50 allowed by base zoning.
Flood zone
Current FEMA flood map: zone X, minimal flood hazard.
Recent sales
- Jun 2, 2026: $1,930,000, 2,640 sq ft ($731 per sq ft)
Open-market sales since 2016, from the Department of Finance’s sales files.