878 55th Street, Brooklyn
Two-family · built c. 1920 · Block 5679, Lot 38.
Building permits
- Major Renovation — Enlargement, filed Feb 3, 2026, 3 units added, 4 stories, described as “Proposed vertical and horizontal enlargement mixed use 4-story building w/ penthouse”
Property taxes
- Assessment
- $149,700
- 2026–27 tax
- $11,500
- Market value (city estimate)
- $2,495,000
- Taxable value
- $57,954
- Assessed land
- $28,620
- Assessed improvements
- $121,080
Zoning
R6: floor area ratio 0.99 built, 2.43 allowed by base zoning.
Flood zone
Current FEMA flood map: zone X, minimal flood hazard.