# 284 4th Avenue, Brooklyn

Vacant land · Block 456, Lot 32.

On Umarelli: https://umarelli.org/nyc/3004560032/284-4-avenue

More construction in Gowanus: https://umarelli.org/nyc/brooklyn/gowanus.md

## Building permits

- New Building — Mid-Rise, filed Jun 8, 2022, estimated cost $637K, 48 units, 14 stories, described as “Proposed new fourteen story and cellar mixed use building.”
- Alteration, filed Jul 13, 2026, estimated cost $3K, described as “Application filed herewith for removal of existing non-structural exterior wall as per plans.”
- Alteration, filed Dec 16, 2025, estimated cost $10K, described as “Knuckleboom (Boom Truck) placement for Erection of New Building, install/remove materials and equipment in conjunction with application B00751849. This application involves no change in use, occupancy or egress.”
- Alteration, filed Feb 27, 2025, estimated cost $4K, described as “Installation of temporary overhead protection as per plans. No change in use, egress or occupancy.”
- Alteration, filed Feb 27, 2025, described as “Installation of temporary pipe scaffold as per plans. No change in use, egress or occupancy.”
- Alteration, filed Feb 26, 2025, estimated cost $4K, described as “Installation of temporary roof protection as per plans. No change in use, egress or occupancy.”
- Alteration, filed Feb 26, 2025, described as “Installation of temporary sidewalk shed as per plans. No change in use, egress or occupancy.”
- Alteration, filed Jan 30, 2025, estimated cost $6K, described as “Installation of temporary personnel material hoist as per plans. No change in use, egress or occupancy.”
- Alteration, filed Nov 21, 2024, estimated cost $160, described as “Proposed 8FT construction fence. No change to use, egress or occupancy under this application.”
- Demolition, filed Oct 17, 2024, estimated cost $150K, described as “Full demolition to a two story building”
- Alteration, filed Jun 8, 2022, estimated cost $1K, described as “Filing for limited foundation element to vest into 421-a and earthwork work type in conjunction with NB application: B00751849-I1”
- Alteration, filed Jun 7, 2022, estimated cost $1K, described as “Installation plywood fence in conjunction with demo JOB#322162413 and JOB#322162404.”

## Property taxes

- Assessment: $255,150
- 2026–27 tax: $18,521
- Market value (city estimate): $567,000
- Taxable value: $170,730
- Assessed land: $255,150

## Zoning

C4-4D: floor area ratio 0.00 built, 6.02 allowed by base zoning.

## Recent sales

- Dec 31, 2024: $7,850,000
- Apr 30, 2019: $5,000,000
- Jan 31, 2019: $2,000,000

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

## Flood zone

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

## Board and land use applications

- Gowanus Neighborhood Plan (City Planning 2018K0382): Zoning map change, Zoning text change, City map change, Urban development action area, Completed, decided Dec 6, 2021. The Gowanus Neighborhood Plan is a shared, long-term vision for a thriving neighborhood. It looks to identify strategies for an equitable, resilient and sustainable Gowanus, with more local jobs and housing. The Plan supports community…

## In the news

[Housing Lottery Launches for 282 4th Avenue in Gowanus, Brooklyn](https://newyorkyimby.com/2026/06/housing-lottery-launches-for-282-4th-avenue-in-gowanus-brooklyn.html), New York YIMBY, Jun 13, 2026.

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