# 669 St Marks Avenue, Brooklyn

Condominium · 10 units · built 2021 · Block 1219, Lot 7504.

On Umarelli: https://umarelli.org/nyc/3012197504/669-st-marks-avenue

More construction in Crown Heights: https://umarelli.org/nyc/brooklyn/crown-heights.md

## Building permits

- Alteration, filed May 4, 2022, described as “Installation of pipe scaffolding. No change in use, occupancy or egress. Work shall comply with chatper 33 of nycc.”
- Alteration, filed Nov 30, 2020, described as “Installation of pipe scaffolding”
- Alteration, filed Nov 6, 2020, described as “Installation of sidewalk shed”
- Alteration, filed Oct 26, 2020, estimated cost $10K, described as “Temporary construction fence in conjunction with application # 322059785 and related applications.”

## Property taxes

- Assessment: $1,351,349
- 2026–27 tax: $115,468
- Market value (city estimate): $3,003,000
- Taxable value: $1,122,717
- Assessed land: $270,450
- Assessed improvements: $1,080,899
- Condo units with their own tax lots: 10

## Tax breaks

- Co-op and condo abatement, with no end date, a $22,077 credit this tax year.

## Zoning

R6B: floor area ratio 2.50 built, above the 2.00 base zoning allows, which bonuses, transfers or older rules can permit.

## Recent sales

- Sep 10, 2025: $1,275,000, Apt 1A
- Jul 18, 2025: $1,407,729, Apt 5A
- Mar 14, 2024: $1,850,000, Apt 1B
- Aug 9, 2023: $1,275,000, Apt 2A
- Jul 11, 2023: $1,657,500, Apt 2B
- Jun 30, 2023: $2,079,000, Apt 5B
- Jun 29, 2023: $1,475,000, Apt 4A
- Jun 29, 2023: $1,825,000, Apt 4B
- Jun 28, 2023: $1,322,500, Apt 3A
- Jun 27, 2023: $1,725,000, Apt 3B

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

[Crown Heights Manse Demolished to Make Way for Passive House Condos](https://www.brownstoner.com/development/crown-heights-brooklyn-demolition-669-st-marks-avenue-passive-house-apartments/), Brownstoner, Feb 25, 2021.

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