6403 20th Avenue, Brooklyn
Single family with store · built c. 1931 · Block 5549, Lot 9.
Building permits
- Alteration, filed Jan 20, 2020, estimated cost $14K, described as “Mechanical work of mix-use building with installation of new split ac units. No change in use, egress or occupancy.”
Property taxes
- Assessment
- $80,940
- 2026–27 tax
- $8,517
- Market value (city estimate)
- $1,349,000
- Taxable value
- $42,924
- Assessed land
- $13,740
- Assessed improvements
- $67,200
Zoning
R5: floor area ratio 1.24 built, 1.50 allowed by base zoning.
Flood zone
Current FEMA flood map: zone X, minimal flood hazard.
Recent sales
- Sep 18, 2020: $1,350,000, 2,236 sq ft ($604 per sq ft)
Open-market sales since 2016, from the Department of Finance’s sales files.