477 Classon Avenue, Brooklyn
Two-family · built 2004 · Block 1987, Lot 109.
Building permits
- Alteration, filed Oct 29, 2025, estimated cost $5K, described as “Proposed installation of heavy duty sidewalk shed as per plans. Live load 300 lbs per square feet. Sidewalk shed shall comply with chapter #33 of the NYC building code. No change in use, occupancy, or egress under this application.”
Property taxes
- Assessment
- $105,180
- 2026–27 tax
- $9,135
- Market value (city estimate)
- $1,753,000
- Taxable value
- $46,034
- Assessed land
- $15,420
- Assessed improvements
- $89,760
Zoning
R6B: floor area ratio 2.20 built, above the 2.00 base zoning allows, which bonuses, transfers or older rules can permit.
Flood zone
Current FEMA flood map: zone X, minimal flood hazard.