# 265 20TH Stret, Brooklyn

Condominium · 8 units · built 2023 · Block 885, Lot 7503.

On Umarelli: https://umarelli.org/nyc/3008857503/265-20-street

More construction in Sunset Park: https://umarelli.org/nyc/brooklyn/sunset-park.md

## Building permits

- New Building — Multi-Family, filed Sep 13, 2022, estimated cost $1.9M, 8 units, 4 stories, described as “Proposed 4-story 8-unit apartment building”
- Alteration, filed Oct 6, 2023, estimated cost $5K, described as “Installation of 300PSF sidewalk shed, roof protection and pipe scaffolding as per plans. All equipment shall comply with chapter #33 of the 2022 code no change in use, egress or occupancy under this application.”
- Alteration, filed Jan 3, 2023, estimated cost $1K, described as “Temporary construction fence in conjunction with construction of new building. New building dobnow job #B07999998-I1.”

## Property taxes

- Assessment: $1,169,550
- 2026–27 tax: $120,764
- Market value (city estimate): $2,598,999
- Taxable value: $970,852
- Assessed land: $164,701
- Assessed improvements: $1,004,849
- Condo units with their own tax lots: 8

## Zoning

R6B: floor area ratio 2.27 built, above the 2.00 base zoning allows, which bonuses, transfers or older rules can permit.

## Recent sales

- Nov 24, 2025: $1,756,000, Apt 4L
- Aug 20, 2025: $1,975,000, Apt 1L
- Aug 15, 2025: $1,999,985, Apt 1R
- May 16, 2025: $1,680,000, Apt 3R
- Apr 9, 2025: $1,635,000, Apt 2L
- Apr 2, 2025: $1,765,969, Apt 4R
- Mar 28, 2025: $1,705,000, Apt 3L
- Mar 7, 2025: $1,613,926, Apt 2R

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

## Flood zone

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

## In the news

[Permits Filed for 265 20th Street in South Slope, Brooklyn](https://newyorkyimby.com/2023/06/permits-filed-for-265-20th-street-in-south-slope-brooklyn.html), New York YIMBY, Jun 27, 2023.

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