543 Union Street, Brooklyn

Industrial condominium · Block 432, Lot 7501.

Building permits

Property taxes

Assessment
$1,007,999
2026–27 tax
$94,419
Market value (city estimate)
$2,240,000
Taxable value
$870,375
Assessed land
$71,999
Assessed improvements
$936,000
Condo units with their own tax lots
21

Tax breaks

Zoning

M1-4/R7-2: floor area ratio 2.40 built, 3.44 allowed by base zoning.

Flood zone

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

Recent sales

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

Board and land use applications

In the news

Excavation Imminent for Four-Building Complex at 300 Nevins Street in Gowanus, Brooklyn, New York YIMBY, May 29, 2023.

More construction in Gowanus

Umarelli: construction in New York City and Jersey City