684 4th Avenue, Brooklyn
Two-family · built c. 1910 · Block 639, Lot 41.
Building permits
No building permits on file for this lot.
Property taxes
- Assessment
- $123,060
- 2026–27 tax
- $4,521
- Market value (city estimate)
- $2,051,000
- Taxable value
- $22,786
- Assessed land
- $18,660
- Assessed improvements
- $104,400
Zoning
M1-2D: floor area ratio 1.39 built, 2.00 allowed by base zoning.
Flood zone
Current FEMA flood map: zone X, minimal flood hazard.