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NYC Building Records · BBL 3012730023

1048 UNION STREET

Brooklyn · Block 1273 · Lot 23 · Walk-up, over six families (Class C1)

1048 UNION STREET is a Class C1 (walk-up, over six families) building in Brooklyn (BBL 3012730023) built in 1920, with 20 residential units across 4 floors.

The building is in NYC community district 309, council district 35, zoning district R6, on a 7,642-square-foot lot with a building footprint of 18,254 square feet.

The current registered owner of record per NYC PLUTO is 1048 REALTY 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

1048 REALTY LLC
HPD-registered head officer: MARC BARRON

HPD registered contacts

People legally accountable to HPD for conditions at this building, in registration-priority order:
  • Head OfficerMARC BARRON
  • Corporate Owner1048 REALTY LLC

Most recent deed

Last transferred on Jan 12, 2006 for $1.4M to 1048 Realty Llc.
Previous owner: 1048 Union St. Limited Liability Company
Mortgage: $1.2M recorded Jan 12, 2006 with New York Community Bank. Loan-to-value: 86%.
🔒 See full deed history for this building →

Recent ACRIS documents (last 5)

DateTypeAmountParties
Jun 19, 2018AGMT$1.4MParties redacted — full names in MetroDeeds Scout+
May 27, 2014MTGE$500KParties redacted — full names in MetroDeeds Scout+
May 27, 2014AGMT$1.6MParties redacted — full names in MetroDeeds Scout+
Mar 31, 2009AGMT$1.2MParties redacted — full names in MetroDeeds Scout+
Jan 12, 2006MTGE$1.2MParties redacted — full names in MetroDeeds Scout+
🔒 Unlock party names + multi-decade history →

Building stats

Units
20
Year built
1920
Class
C1
Borough
Brooklyn
Zoning:
R6
Lot size:
7,642 sqft
Building area:
18,254 sqft
Floors:
4
Assessed value:
$427K
Community district:
309
Council district:
35

HPD violations

0 open
Most severe class on record: Class C (immediately hazardous)
No open violations on record. Source: NYC HPD.
🔒 See full violation history →

Recent HPD violation details

Most recent 5 violations issued by NYC HPD at this address:
  • Class AInspected Apr 13, 2026
    § 27-2005 HMC: PROPERLY REPAIR OR REPLACE THE BROKEN OR DEFECTIVE COUNTERBALANCE AT LOWER WINDOW SASH AT 2ND FROM WEST AT NORTH IN THE 1st R…
  • Class BInspected Apr 13, 2026
    § 27-2045(B)(1)(B) HMC, § 12-06, § 12-07, § 12-09 RCNY REPAIR, REPLACE OR PROVIDE AN APPROVED AND OPERATIONAL CARBON MONOXIDE DETECTING DEVI…
  • Class BInspected Apr 13, 2026
    § 27-2005 HMC: PROPERLY REPAIR OR REPLACE THE BROKEN OR DEFECTIVE COUNTER BALANCE AT LOWER WINDOW SASH IN THE BATHROOM LOCATED AT APT 1C, 3r…
  • Class BInspected Apr 13, 2026
    § 27-2045(B)(1)(A) HMC, § 12-01, § 12-03 RCNY REPAIR, REPLACE OR PROVIDE AN APPROVED AND OPERATIONAL SMOKE DETECTING DEVICE, INSTALLED IN AC…
  • Class BInspected Apr 10, 2026
    § 27-2005 HMC: PROPERLY REPAIR OR REPLACE THE BROKEN OR DEFECTIVE SPRING BALANCE AT LOWER WINDOW SASH AT 2ND WINDOW FROM WEST AT NORTH IN TH…
🔒 See full violation history with closure dates →

Recent ACRIS activity

5 documents in the last 5 years (most recent Jun 19, 2018).

Other buildings in this portfolio

1048 Realty Llc controls 2 NYC buildings. Top properties by HPD violation count:

Frequently asked questions about 1048 UNION STREET

Who owns 1048 UNION STREET?

The current registered owner of record for 1048 UNION STREET per NYC PLUTO is 1048 REALTY LLC. MetroDeeds shows no confirmed ACRIS deed transfer for this BBL in the last 5 years of recorded NYC public-records data.

When was 1048 UNION STREET last sold?

MetroDeeds shows no confirmed ACRIS deed transfer for 1048 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 1048 UNION STREET have?

No open HPD housing-maintenance code violations are on record for 1048 UNION STREET 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 1048 UNION STREET?

NYC Department of Finance assesses 1048 UNION STREET at $427K 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 1048 UNION STREET and what does that mean?

1048 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.

More from MetroDeeds

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