486 1st Street, Brooklyn
Condominium · 3 units · built c. 1920 · Block 1076, Lot 7503.
Building permits
- Alteration, filed Oct 16, 2026, estimated cost $49K, described as “Installation of solar PV system on existing rooftop pergola. No change to use, egress, or occupancy.”
- Alteration, filed Sep 11, 2024, estimated cost $180K, described as “New stair with roof bulkhead and new deck as per plans. No change in use, egress of occupancy.”
Property taxes
- Assessment
- $252,479
- 2026–27 tax
- $29,431
- Market value (city estimate)
- $4,208,000
- Taxable value
- $148,320
- Assessed land
- $28,259
- Assessed improvements
- $224,220
- Condo units with their own tax lots
- 3
Zoning
R6B: floor area ratio 1.92 built, 2.00 allowed by base zoning.
Flood zone
Current FEMA flood map: zone X, minimal flood hazard.
Recent sales
- May 1, 2026: $1,820,000, Apt 2
- Apr 25, 2022: $3,265,600, Apt 1
- Mar 1, 2022: $1,513,688, Apt 2
Open-market sales since 2016, from the Department of Finance’s sales files.
Landmarks
Part of Park Slope Historic District (Historic District). 2 Landmarks Preservation Commission permits are on file.