# 309 Prospect Place, Brooklyn

Condominium · 4 units · built c. 1931 · Block 1152, Lot 7508.

On Umarelli: https://umarelli.org/nyc/3011527508/309-prospect-place

More construction in Prospect Heights: https://umarelli.org/nyc/brooklyn/prospect-heights.md

Every lot on block 1152: https://umarelli.org/nyc/brooklyn/1152.md

## Building permits

- Alteration, filed Mar 10, 2020, estimated cost $10K, described as “Curbcut filing in conjunction with building renovation alt 1 321387593 and bpp 321997693”
- Alteration, filed Feb 21, 2020, estimated cost $1K, described as “Construction fence in conjunction with alt 1 321387593”

## Property taxes

- Assessment: $950,315
- 2026–27 tax: $12,552
- Market value (city estimate): $2,111,810
- Taxable value: $100,907
- Assessed land: $156,600
- Assessed improvements: $793,715
- Condo units with their own tax lots: 5

## Zoning

R6B: floor area ratio 2.28 built, above the 2.00 base zoning allows, which bonuses, transfers or older rules can permit.

## Recent sales

- Mar 3, 2022: $1,570,000, Unit PH, sold with other lots
- Feb 17, 2022: $1,350,000, Apt 3
- Feb 8, 2022: $2,144,391, Apt 1
- Feb 4, 2022: $1,543,961, Apt 2

Open-market sales since 2016, from the Department of Finance’s sales files.

## Flood zone

Current FEMA flood map: zone X, minimal flood hazard.

From New York City and Jersey City public records, refreshed within a day of each release. Sources: https://umarelli.org/sources. Methodology and corrections: https://umarelli.org/methodology