1040 UNION STREET
1040 UNION STREET is a Class C1 (walk-up, over six families) building in Brooklyn (BBL 3012730019) built in 1915, with 8 residential units across 4 floors.
The building is in NYC community district 309, council district 35, zoning district R6, on a 2,620-square-foot lot with a building footprint of 5,623 square feet.
The current registered owner of record per NYC PLUTO is UNIONPROP 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 18, 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 OfficerMENDEL GOLD
- Corporate OwnerUNIONPROP LLC
- Managing Agent1040 PROPUNION LLC
Most recent deed
Recent ACRIS documents (last 5)
Building stats
- Zoning:
- R6
- Lot size:
- 2,620 sqft
- Building area:
- 5,623 sqft
- Floors:
- 4
- Assessed value:
- $770K
- Community district:
- 309
- Council district:
- 35
HPD violations
Recent HPD violation details
- Class AInspected Sep 26, 2025§ 27-2017.3 HMC: TRACE AND REPAIR THE SOURCE AND ABATE THE VISIBLE MOLD CONDITION... LESS THAN 10 SQUARE FEET AT CEILING IN THE BATHROOM LOC…
- Class BInspected Sep 26, 2025§ 27-2017.3 HMC: TRACE AND REPAIR THE SOURCE AND ABATE THE VISIBLE MOLD CONDITION... LESS THAN 10 SQUARE FEET AT CEILING IN THE BATHROOM LOC…
- Class AInspected Sep 26, 2025§ 26-1103 ADMIN. CODE: POST AND MAINTAIN A PROPER NOTICE ON WALL OF THE ENTRANCE STORY IN ENGLISH AND SPANISH ON THE AVAILABILITY OF THE AGE…
- Class AInspected Sep 26, 2025§ 27-2005 HMC: POST, IN A FORM APPROVED BY THE COMMISSIONER, AND MAINTAIN A NOTICE IN A COMMON AREA OF THE BUILDING REGARDING THE PROCEDURES…
- Class AInspected Sep 26, 2025§27-2045(B)(5) HMC, § 12-01 RCNY POST A PROPER NOTICE OF SMOKE DETECTOR REQUIREMENTS, IN A FORM APPROVED BY THE COMMISSIONER, AT OR NEAR THE…
Recent ACRIS activity
Frequently asked questions about 1040 UNION STREET
Who owns 1040 UNION STREET?
The current registered owner of record for 1040 UNION STREET per NYC PLUTO is UNIONPROP LLC. MetroDeeds shows no confirmed ACRIS deed transfer for this BBL in the last 5 years of recorded NYC public-records data.
When was 1040 UNION STREET last sold?
MetroDeeds shows no confirmed ACRIS deed transfer for 1040 UNION STREET 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 1040 UNION STREET have?
No open HPD housing-maintenance code violations are on record for 1040 UNION STREET as of May 18, 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 1040 UNION STREET?
NYC Department of Finance assesses 1040 UNION STREET at $770K 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 1040 UNION STREET and what does that mean?
1040 UNION STREET is NYC building class C1 — Walk-up, over six families. A 3-to-6-story walk-up apartment building with more than 6 residential units. 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.