107 Prospect Park West, Brooklyn
Condominium · 5 units · built c. 1899 · Block 1085, Lot 7505.
Building permits
- Alteration, filed Jul 2, 2025, estimated cost $15K, described as “Application filed for exterior renovation of existing concrete retaining/planter wall as per plans filed herewith. No change in use, egress, or occupancy.”
- Alteration, filed Jun 19, 2023, estimated cost $8K, described as “Application filed for plumbing modifications/additions in the basement as per plans filed herewith. No change in use, egress, or occupancy.”
- Alteration, filed Jun 12, 2023, estimated cost $14K, described as “Application filed for interior renovation of non-load bearing partitions, ceilings, and finishes in the basement as per plans filed herewith. No change in use, egress, or occupancy.”
Property taxes
- Assessment
- $1,755,900
- 2026–27 tax
- $59,402
- Market value (city estimate)
- $3,902,000
- Taxable value
- $477,543
- Assessed land
- $211,950
- Assessed improvements
- $1,543,950
- Condo units with their own tax lots
- 5
Tax breaks
- J-51 exemption, through Jun 30, 2028, about $6,896 a year below the full tax.
Zoning
R7A (part of the lot is R7B): floor area ratio 2.98 built, 4.00 allowed by base zoning.
Flood zone
Current FEMA flood map: zone X, minimal flood hazard.
Landmarks
Part of Park Slope Historic District (Historic District). 7 Landmarks Preservation Commission permits are on file.