# 23 West Street, Brooklyn

Apartment building · 216 units · built 2019 · Block 2570, Lot 50.

On Umarelli: https://umarelli.org/nyc/3025700050/23-west-street

More construction in Greenpoint: https://umarelli.org/nyc/brooklyn/greenpoint.md

## Building permits

- Alteration, filed Mar 19, 2026, estimated cost $140K, described as “Second floor offices interior framing/partition and related finishings as per plans. No change of bulk, use, egress, or occupancy under this application.”
- Alteration, filed Oct 7, 2025, estimated cost $103K, described as “We propose an interior commercial renovation of a 1STFLOOR & cellar space into a dog daycare retail space.”
- Alteration, filed Sep 19, 2025, estimated cost $54K, described as “Application filed for mechanical system.”
- Alteration, filed Jul 16, 2025, estimated cost $30K, described as “Change the room name from 'parking att. Booth' to 'storage' on 1ST fl. Install a convenience door between the leasing office and parking garage on 2ND fl.”
- Alteration, filed Nov 14, 2024, estimated cost $258K, described as “Interior cosmetic renovation of existing retail store , proposed delicatessen store on 1st floor with open kitchen and accessory storage use on cellar as per plans , no change in use , egress or occupancy”
- Alteration, filed Jul 20, 2023, estimated cost $29K, described as “Plumbing work in existing 1ST fl commercial space, in conjunction with interior renovations filed under app #B00880207.”
- Alteration, filed Jul 20, 2023, estimated cost $99K, described as “Interior renovation in existing 1ST fl commercial space. Proposed new commercial kitchen hood. New inline exhaust fan. Installing (4) refrigeration condensers & (1) heat pump. Plumbing filed under app #B00880222.”
- Alteration, filed Mar 16, 2023, estimated cost $31K, described as “Interior cleanup & removal of non-bearing partitions. Patch and repair existing concrete floor & finish w/ glazed concrete.”
- Alteration, filed Jun 3, 2021, estimated cost $460, described as “Curb cut filed in conjunction with NB job number 321231412.”
- Alteration, filed Sep 24, 2020, estimated cost $300, described as “Boiler Application Herewith filed in conjunction with NB job number 321231412”
- Alteration, filed Jul 1, 2020, estimated cost $1K, described as “Installation of sidewalk shed in accordance with nycc 2014 chapter 33. No change in egress, use, or occupancy.”
- Alteration, filed Apr 24, 2020, described as “Installation of pipe scaffold as per plans. No change in use, egress or occupancy.”
- Alteration, filed Jan 23, 2020, described as “Installation of sidewalk shed as per plans. No change in use, egress or occupancy.”
- Alteration, filed Jan 20, 2020, described as “Sprinkler system filed in conjunction with NB job # 321231412”
- Alteration, filed Jan 16, 2020, described as “Installation of fence as per plans. No change in use, egress or occupancy.”

## Property taxes

- Assessment: $31,813,649
- 2026–27 tax: $48,465
- Market value (city estimate): $70,696,998
- Taxable value: $389,619
- Assessed land: $1,402,200
- Assessed improvements: $30,411,449

## Tax breaks

- 421-a exemption, through Jun 30, 2044, about $3,908,835 a year below the full tax.

## Zoning

R6: floor area ratio 7.54 built, above the 2.43 base zoning allows, which bonuses, transfers or older rules can permit.

## Flood zone

Current FEMA flood map: zone AE, high risk: a 1% chance of flooding each year, base flood elevation 10 ft (NGVD29). FEMA’s preliminary map: zone AE, high risk: a 1% chance of flooding each year, base flood elevation 11 ft (NAVD88).

## Board and land use applications

- West Wharf Development Certifications (City Planning 2026K0243): Certification, Filed. M&H Realty and its affiliates seek zoning certifications pursuant to ZR 62-812 to permit the subdivision of an existing zoning lot into two zoning lots, and ZR 62-811 to include an additional area into an existing waterfront certification…

## In the news

[Housing Lottery Launches for 205 Units at 23 West Street in Greenpoint, Brooklyn](https://newyorkyimby.com/2022/01/housing-lottery-launches-for-205-units-at-23-west-street-in-greenpoint-brooklyn.html), New York YIMBY, Jan 26, 2022.

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