507 Ralph Avenue, Brooklyn
Single family with store · built c. 1899 · Block 1462, Lot 2.
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Building permits
- Major Renovation — Conversion, filed Oct 14, 2026, estimated cost $1.3M, 5 units added, 4 stories, described as “Enlargement of existing two story mixed use building form one dwelling above retail store to convert to four and one-third story, mixed use building with six (6) dwelling units with retail space on the ground floor and obtain a certificate…”
Property taxes
- Assessment
- $46,380
- 2026–27 tax
- $2,755
- Market value (city estimate)
- $773,000
- Taxable value
- $13,886
- Assessed land
- $6,720
- Assessed improvements
- $39,660
Zoning
R6: floor area ratio 0.88 built, 2.43 allowed by base zoning.
Flood zone
Current FEMA flood map: zone X, minimal flood hazard.