9 Prospect Park West, Brooklyn
Co-op · 41 units · built c. 1929 · Block 1068, Lot 37.
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Building permits
Permit records are unavailable right now; the map lists them once the city responds.
Property taxes
- Assessment
- $8,874,000
- 2026–27 tax
- $802,891
- Market value (city estimate)
- $19,720,000
- Taxable value
- $7,672,240
- Assessed land
- $229,950
- Assessed improvements
- $8,644,050
Tax breaks
- Co-op and condo abatement, with no end date, a $151,501 credit this tax year.
Zoning
R8X: floor area ratio 12.31 built, above the 6.02 base zoning allows, which bonuses, transfers or older rules can permit.
Flood zone
Current FEMA flood map: zone X, minimal flood hazard.
Recent sales
- Jun 23, 2026: $2,450,000
- Jul 7, 2025: $4,343,000
- Jun 12, 2025: $3,400,000
- Mar 5, 2024: $3,600,000
- Dec 14, 2023: $2,300,000
- Jul 7, 2022: $2,075,000
- May 27, 2022: $3,945,000
- Sep 21, 2021: $3,650,000
- Jul 14, 2021: $2,850,000
- Jun 16, 2021: $2,310,000
The 10 most recent of 17 open-market sales since 2016, from the Department of Finance’s sales files.