# 230 Classon Avenue, Brooklyn

Apartment building · 138 units · built 2022 · Block 1909, Lot 53.

On Umarelli: https://umarelli.org/nyc/3019090053/230-classon-avenue

More construction in Clinton Hill: https://umarelli.org/nyc/brooklyn/clinton-hill.md

## Building permits

- Alteration, filed Jan 27, 2025, estimated cost $10K, described as “Plumbing work as part of tenant fit-out.”
- Alteration, filed Jan 24, 2025, estimated cost $1K, described as “Application filed for extent, sequence, means and methods for the proposed partial demolition.”
- No Work, filed Nov 8, 2022
- Alteration, filed Nov 10, 2021, estimated cost $1K, described as “Application for the installation of temporary material platform filed herein. No change in egress, use, and occupancy.”
- Alteration, filed Jun 10, 2021, estimated cost $1K, described as “Filing for installation of an emergency generator. All plumbing and gas work is filed and approved under associated NB #321195684.”
- Alteration, filed Jun 2, 2021, estimated cost $1K, described as “Filing for new curb cut associated with NB #321195684. No change to use, egress, or occupancy.”
- Alteration, filed Apr 21, 2021, estimated cost $2K, described as “Filing for installation of a new sprinkler/standpipe system associated with NB #321195684. No change to use, egress, or occupancy.”
- Alteration, filed Mar 9, 2021, estimated cost $1K, described as “Filing for temporary standpipe in the cellar, 1 thru 17 in conjunction with NB #321195684. No change to use, egress, or occupancy.”

## Property taxes

- Assessment: $14,148,450
- 2026–27 tax: $53,068
- Market value (city estimate): $31,441,000
- Taxable value: $426,622
- Assessed land: $813,150
- Assessed improvements: $13,335,300

## Tax breaks

- 421-a exemption, through Jun 30, 2058, about $1,706,858 a year below the full tax.

## Zoning

R6: floor area ratio 6.65 built, above the 2.43 base zoning allows, which bonuses, transfers or older rules can permit.

## Flood zone

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

## In the news

[Leasing Launches for Parish House at 249 Willoughby Avenue in Clinton Hill, Brooklyn](https://newyorkyimby.com/2023/02/leasing-launches-for-parish-house-at-249-willoughby-avenue-in-clinton-hill-brooklyn.html), New York YIMBY, Feb 24, 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