523 9th Street, Brooklyn
Three-family · built c. 1909 · Block 1091, Lot 66.
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Building permits
Permit records are unavailable right now; the map lists them once the city responds.
Property taxes
- Assessment
- $247,320
- 2026–27 tax
- $11,505
- Assessed land
- $32,340
- Assessed improvements
- $214,980
Zoning
R6B: floor area ratio 1.88 built, 2.00 allowed by base zoning.