350 Union Street, Brooklyn 11231

This property is over the surcharge market-value threshold, but a primary-residence indicator was found in public records.

Market value (FY27)
$2,586,000
Estimated annual surcharge
$103,440/yr · 4.0% tier (Class 2, $1M–$3M)
Owner of record
350 Union Street Corp.
Borough
Brooklyn
Block / Lot
436 / 17
BBL (PARID)
3004360017
Tax class
2C
Building class
C6
Co-op account
301529

Estimate = phase-1 rate × FY27 DOF market value. Co-op unit values are imputed by DOF at determination; see methodology.

Ownership records

City housing registration (HPD)

  • Agent CO-OP John Cass · 350 Union Street CORP
    350 Union Street 1, Brooklyn, NY 11231
  • Corporate Owner CO-OP 350 Union Street CORP
    350 Union Street, Brooklyn, NY 11231
  • Head Officer CO-OP Alexandra Gordon
    350 Union Street 4, Brooklyn, NY 11231
  • Officer CO-OP Frederick Collis
    350 Union Street 1, Brooklyn, NY 11231
  • Shareholder CO-OP Benjamin James
    350 Union Street 4, Brooklyn, NY 11231
  • Shareholder CO-OP Alexandra Gordon
    350 Union Street 4, Brooklyn, NY 11231
  • Site Manager CO-OP John Cass

Public ACRIS deed records and HPD registration data. LLC officers are not published by New York State; parties and addresses shown are as recorded.

Historic photos

  • 1940s tax photo of 350 Union Street, NYC

    1939–41 tax photo · © City of New York, NYC Municipal Archives · via 1940s.nyc

  • 1980s tax photo of 350 Union Street, NYC

    1980s tax photo · © City of New York, NYC Municipal Archives · via 1940s.nyc

NYC Municipal Archives tax photographs — view on 1940s.nyc (opens in new tab). Images © City of New York; bulk/commercial reuse requires Archives permission.