5221 20th Avenue, Brooklyn
Single family · built c. 1925 · Block 5476, Lot 1.
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Building permits
Permit records are unavailable right now; the map lists them once the city responds.
Property taxes
- Assessment
- $115,020
- 2026–27 tax
- $10,249
- Market value (city estimate)
- $1,917,000
- Taxable value
- $51,650
- Assessed land
- $39,720
- Assessed improvements
- $75,300
Zoning
R5: floor area ratio 0.36 built, 1.50 allowed by base zoning.
Flood zone
Current FEMA flood map: zone X, minimal flood hazard.