6517 20th Avenue, Brooklyn
Four-family · built c. 1925 · Block 5556, Lot 3.
Building permits
No building permits on file for this lot.
Property taxes
- Assessment
- $337,500
- 2026–27 tax
- $11,173
- Market value (city estimate)
- $750,000
- Taxable value
- $89,824
- Assessed land
- $81,450
- Assessed improvements
- $256,050
Zoning
R5: floor area ratio 1.82 built, above the 1.50 base zoning allows, which bonuses, transfers or older rules can permit.
Flood zone
Current FEMA flood map: zone X, minimal flood hazard.