5123 20th Avenue, Brooklyn
Two-family · built c. 1930 · Block 5470, Lot 1.
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Building permits
No building permits on file for this lot.
Property taxes
- Assessment
- $96,420
- 2026–27 tax
- $9,446
- Market value (city estimate)
- $1,607,000
- Taxable value
- $47,603
- Assessed land
- $26,520
- Assessed improvements
- $69,900
Zoning
R5: floor area ratio 1.10 built, 1.50 allowed by base zoning.
Flood zone
Current FEMA flood map: zone X, minimal flood hazard.