288 UNION AVENUE
288 UNION AVENUE is a Class D1 (elevator, semi-fireproof) building in Brooklyn (BBL 3030220003) built in 2019, with 25 residential units across 7 floors.
The building is in NYC community district 301, council district 34, zoning district R7A, on a 5,000-square-foot lot with a building footprint of 20,221 square feet.
The current registered owner of record per NYC PLUTO is GW UNION LLC.
MetroDeeds shows no confirmed ACRIS deed transfer for this BBL in the last 5 years of recorded NYC public-records data.
The building is registered with NYC HPD's landlord-registration system and has no open HPD housing-maintenance code violations on record as of May 17, 2026.
Data sourced daily from NYC PLUTO (Department of City Planning), NYC ACRIS (Department of Finance), and NYC HPD housing-maintenance code violations.
Owner of record
HPD registered contacts
- Head OfficerJoel wieder
- Corporate OwnerGW UNION LLC
Most recent deed
Recent ACRIS documents (last 3)
Building stats
- Zoning:
- R7A
- Lot size:
- 5,000 sqft
- Building area:
- 20,221 sqft
- Floors:
- 7
- Assessed value:
- $2.8M
- Community district:
- 301
- Council district:
- 34
HPD violations
Recent HPD violation details
- Class BInspected May 8, 2026§ 27-2005, 2007 ADM CODE REMOVE ALL ENCUMBRANCES CONSISTING OF HOUSEHOLD ITEMS AT PUBLIC HALL, 7th STORY
- Class AInspected May 8, 2026(A) § HMC:FILE ANNUAL BEDBUG REPORT IN ACCORDANCE WITH HPD RULE AS DESCRIBED ON THE BACK OF THIS NOTICE OF VIOLATION OR AS DESCRIBED ON HPD…
- Class IInspected Nov 26, 2024§27-2107 ADM CODE OWNER FAILED TO FILE A VALID REGISTRATION STATEMENT WITH THE DEPARTMENT AS REQUIRED BY ADM CODE §27-2097 AND IS THEREFORE…
- Class IInspected Nov 20, 2023§27-2107 ADM CODE OWNER FAILED TO FILE A VALID REGISTRATION STATEMENT WITH THE DEPARTMENT AS REQUIRED BY ADM CODE §27-2097 AND IS THEREFORE…
- Class AInspected Mar 31, 2023(A) § HMC:FILE ANNUAL BEDBUG REPORT IN ACCORDANCE WITH HPD RULE AS DESCRIBED ON THE BACK OF THIS NOTICE OF VIOLATION OR AS DESCRIBED ON HPD…
Recent ACRIS activity
Frequently asked questions about 288 UNION AVENUE
Who owns 288 UNION AVENUE?
The current registered owner of record for 288 UNION AVENUE per NYC PLUTO is GW UNION LLC. MetroDeeds shows no confirmed ACRIS deed transfer for this BBL in the last 5 years of recorded NYC public-records data.
When was 288 UNION AVENUE last sold?
MetroDeeds shows no confirmed ACRIS deed transfer for 288 UNION AVENUE in the last 5 years of recorded NYC public-records data. NYC ACRIS coverage extends back to 1966; an absence in our 5-year window typically means either the BBL has not transacted recently, or the most recent recorded document is not a DEED type (such as a refinance rather than a sale).
How many HPD violations does 288 UNION AVENUE have?
No open HPD housing-maintenance code violations are on record for 288 UNION AVENUE as of May 17, 2026. The building is registered with NYC HPD's landlord-registration system. HPD violation data is pulled daily from the NYC Open Data violations feed.
What is the assessed value of 288 UNION AVENUE?
NYC Department of Finance assesses 288 UNION AVENUE at $2.77M for the current tax year. NYC assesses property at a fraction of estimated market value (the assessment ratio varies by tax class — 6% for tax class 1 one-to-three-family dwellings, approximately 45% for tax class 2 rental apartment buildings), so the market value implied by this assessment is meaningfully higher. Assessment data is published by NYC Department of Finance.
What building class is 288 UNION AVENUE and what does that mean?
288 UNION AVENUE is NYC building class D1 — Elevator, semi-fireproof. A semi-fireproof elevator apartment building. Building class is assigned by NYC Department of Finance and recorded in PLUTO; it determines the property's tax class and the regulatory regime that applies.