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306 Union Avenue

Brooklyn, NY 11206BBL 3-02791-0001Map

Owner of record: Brooklyn Neighborhood Housing Developmen T Fund

306 Union Avenue is a walk-up apartment building built in 1920 in Brooklyn, 11206. It has 21 residential units across 6 floors. The owner of record is Brooklyn Neighborhood Housing Developmen T Fund. HPD has recorded 177 housing violations here, most recently on August 30, 2026. 7 of the 50 most recent violations are still open. City tax records listed 21 rent-stabilized apartments here in 2024.

HPD violations
177
DOB violations
7
ECB violations
2
HPD complaints
159

What to know

Good
No open Class C

No open immediately-hazardous violations among recent records.

Watch
Last violation Aug 30, 2026

Date of the most recent HPD inspection that found a problem.

Good
No unpaid ECB fines

No balance due on recent ECB violations.

Rent stabilization

Rent-stabilized units in 2024
21
About 100% of the building's 21 apartments

Counts come from owners' rent-stabilization filings shown on NYC Department of Finance tax bills, as extracted by JustFix. They tell you a building has stabilized apartments, not which ones.

Stabilized units by tax-bill year

Think your apartment is stabilized? Request its rent history from HCR (free), then check your renewal with the renewal calculator.

Violations

Most recent first. Showing up to 50 per agency.

HPD housing violations · 177

  • B

    And dept. rules and regulations. remove the encumbrance obstructing egress from fire escapes flower pots at balcony at north 2 fire escape at west , 5th story

    Aug 30, 2026

    Open — Nov certified on time
  • B

    Repair, replace or provide an approved and operational smoke detecting device, installed in accordance with department of buildings rules and regulations missing in the entire apartment located at apt 3a, 3rd story, 2nd apartment from north at east

    Jun 3, 2026 · Apt 3A

    Open — Nov sent out
  • B

    Repair, replace or provide an approved and operational carbon monoxide detecting device, installed in accordance with applicable law and rules missing in the entire apartment located at apt 3a, 3rd story, 2nd apartment from north at east

    Jun 3, 2026 · Apt 3A

    Open — Nov sent out
  • A

    Repair the broken or defective plastered surfaces and paint in a uniform color at ceiling in the private hallway located at apt 3a, 3rd story, 2nd apartment from north at east

    Jun 3, 2026 · Apt 3A

    Closed — Violation dismissed
  • C

    Replace or repair the self-closing doors that is missing or defective hinge at building front entrance.

    Jun 3, 2026

    Closed — Violation closed
  • B

    Repair, replace or provide an approved and operational smoke detecting device, installed in accordance with department of buildings rules and regulations defective in the entire apartment located at apt 6a, 6th story, 2nd apartment from north at east

    May 24, 2026 · Apt 6A

    Open — Nov sent out
  • B

    Repair, replace or provide an approved and operational carbon monoxide detecting device, installed in accordance with applicable law and rules defective in the entire apartment located at apt 6a, 6th story, 2nd apartment from north at east

    May 24, 2026 · Apt 6A

    Open — Nov sent out
  • C

    Repair the roof so that it will not leak over the ceiling in the 1st room from north located at apt 6a, 6th story, 2nd apartment from north at east

    May 24, 2026 · Apt 6A

    Closed — Violation closed
  • B

    Repair the broken or defective plastered surfaces and paint in a uniform color the ceiling in the 1st room from north located at apt 6a, 6th story, 2nd apartment from north at east

    May 24, 2026 · Apt 6A

    Open — Nov sent out
  • C

    Provide hot water at all hot water fixtures in the entire apartment located at apt 2a, 2nd story, 2nd apartment from north at east

    May 12, 2026 · Apt 2A

    Closed — Violation dismissed
Show 40 more ↓
  • C

    Provide hot water at all hot water fixtures in the entire apartment located at apt 2a, 2nd story, 2nd apartment from west at north

    May 11, 2026 · Apt 2A

    Closed — Violation dismissed
  • B

    Properly repair or replace the broken or defective security lock at fire escape window, at north wall in the 1st room from north located at apt 3d, 3rd story, 1st apartment from north at east

    Apr 29, 2026 · Apt 3D

    Closed — Violation dismissed
  • B

    Refit closet doors at east wall in the private hallway located at apt 3d, 3rd story, 1st apartment from north at east

    Apr 29, 2026 · Apt 3D

    Closed — Violation dismissed
  • B

    Properly repair or replace the broken or defective mechanical exhaust fan at south wall in the bathroom located at apt 3d, 3rd story, 1st apartment from north at east

    Apr 29, 2026 · Apt 3D

    Open — Violation will be reinspected
  • B

    Refit closet doors at south wall in the 1st room from north located at apt 3d, 3rd story, 1st apartment from north at east

    Apr 29, 2026 · Apt 3D

    Closed — Violation dismissed
  • B

    Fire escape defective. adjust the dropladder so that it will slide easily in the guide rods fire escape at rear yard of building

    Apr 22, 2026

    Closed — Violation dismissed
  • C

    Replace or repair the self-closing doors that is missing or defective hinge in the entrance located at apt 3a, 3rd story, 1st apartment from north at east

    Dec 13, 2025 · Apt 3A

    Closed — Violation dismissed
  • C

    Provide ready access to buildings heating system door at rear yard leading to boiler room locked at boiler room

    Dec 13, 2025

    Closed — Violation closed
  • C

    Provide an adequate supply of heat for the apartment in the entire apartment located at apt 2b, 2nd story, 1st apartment from south at west

    Dec 13, 2025 · Apt 2B

    Closed — Violation closed
  • I

    Apts have been vacated by this department and cannot be reoccupied until so ordered after proof of compliance for apts vacate order #259838 apatrment 3c in the entire apartment located at apt, 3rd story, 2nd apartment from south at west

    Sep 11, 2025

    Closed — Violation closed
  • I

    Apts have been vacated by this department and cannot be reoccupied until so ordered after proof of compliance for apts vacate order #259835 2nd story apartment in the entire apartment located at apt, 2nd story, 2nd apartment from south at west

    Sep 11, 2025

    Closed — Violation closed
  • C

    M/d law abate the nuisance consisting of fire damage in the entire apartment located at apt 2c, 2nd story, 2nd apartment from south at west

    Sep 3, 2025 · Apt 2C

    Closed — Violation closed
  • C

    Properly repair or replace the broken or defective glass pane at upper and lower window sashes at public hall stairs, 2nd story

    Sep 3, 2025

    Closed — Violation closed
  • C

    Replace or repair the self-closing doors that is missing or defective door in the entrance located at apt 4d, 4th story, 1st apartment from north at east

    Sep 3, 2025 · Apt 4D

    Closed — Violation closed
  • C

    M/d law abate the nuisance consisting of fire damage in the entire apartment located at apt 3c, 3rd story, 2nd apartment from south at west

    Sep 3, 2025 · Apt 3C

    Closed — Violation closed
  • C

    Properly repair or replace the broken or defective glass pane at upper and lower window sashes . at public hall stairs, 6th story

    Sep 3, 2025

    Closed — Violation closed
  • C

    Properly repair or replace the broken or defective glass pane at upper and lower window sashes at public hall stairs, 5th story

    Sep 3, 2025

    Closed — Violation closed
  • C

    Properly repair or replace the broken or defective glass pane at upper and lower window sashes . at public hall stairs, 4th story

    Sep 3, 2025

    Closed — Violation closed
  • C

    Properly repair or replace the broken or defective glass pane at upper and lower window sashes at public hall stairs, 3rd story

    Sep 3, 2025

    Closed — Violation closed
  • C

    Properly repair or replace the broken or defective glass pane at upper and lower window sashes at public hall stairs, 1st story

    Sep 3, 2025

    Closed — Violation closed
  • C

    Properly repair or replace the broken or defective glass panes at bulkhead skylight at roof over public hall stairs , 6th story

    Sep 3, 2025

    Closed — Violation closed
  • C

    Properly repair or replace the broken or defective glass pane at upper and lower window sashes in the 3rd room from north located at apt 3d, 3rd story, 1st apartment from north at east

    Sep 3, 2025 · Apt 3D

    Closed — Violation closed
  • C

    Properly repair or replace the broken or defective glass pane at upper and lower window sashes in the 1st room from north at east located at apt 3d, 3rd story, 1st apartment from north at east

    Sep 3, 2025 · Apt 3D

    Closed — Violation closed
  • C

    M/d law abate the nuisance consisting of hot water exceeding 130 degrees at all hot water fixtures in the entire apartment located at apt 3d, 3rd story, 1st apartment from north at east

    Sep 3, 2025 · Apt 3D

    Closed — Violation dismissed
  • A

    Repair the broken or defective plastered surfaces and paint in a uniform color at ceiling in the bathroom located at apt 5c, 5th story, 2nd apartment from south at west

    Jul 1, 2025 · Apt 5C

    Closed — Violation dismissed
  • A

    File annual bedbug report in accordance with hpd rule as described on the back of this notice of violation or as described on hpds website, www.nyc.gov\hpd, search bed bugs.

    Jun 11, 2025

    Closed — Violation dismissed
  • C

    Install the missing or repair/replace the defective window guard(s) in accordance with the specifications of the new york city health code section 24 rcny chapter 12. wg to install = 1; wg to replace = 0; wg to repair = 1; in the entire apartment located at apt 5d, 5th story, 1st apartment from north at east

    Apr 29, 2025 · Apt 5D

    Closed — Violation dismissed
  • B

    Repair or replace the smoke detector missing in the entire apartment located at apt 3b, 3rd story, 1st apartment from south at west

    Sep 30, 2024 · Apt 3B

    Closed — Violation closed
  • B

    Repair or replace the carbon monoxide detecting device(s). missing in the entire apartment located at apt 3b, 3rd story, 1st apartment from south at west

    Sep 30, 2024 · Apt 3B

    Closed — Violation closed
  • A

    Refit door in the entrance located at apt 3b, 3rd story, 1st apartment from south at west

    Sep 30, 2024 · Apt 3B

    Closed — Violation dismissed
  • C

    Abate the infestation consisting of roaches in the entire apartment located at apt 6d, 6th story, 1st apartment from north at east

    Jun 30, 2023 · Apt 6D

    Closed — Violation dismissed
  • B

    And dept. rules and regulations. remove the encumbrance obstructing egress from fire escapes consisting of flower pots at 5th story balcony at south at 1st fire escape from north, 5th story

    Jun 30, 2023

    Closed — Violation dismissed
  • B

    And dept. rules and regulations. remove the encumbrance obstructing egress from fire escapes consisting of flower pots at 5th story balcony south exterior wall at fire escape, 6th story

    Jun 30, 2023

    Closed — Violation dismissed
  • B

    And dept. rules and regulations. remove the encumbrance obstructing egress from fire escapes consisting of ac at 6th story balcony north exterior wall stack at fire escape, 6th story

    Jun 30, 2023

    Closed — Violation dismissed
  • B

    And dept. rules and regulations. remove the encumbrance obstructing egress from fire escapes consisting of flower pots on 5th story balcony, at south exterior wall at fire escape

    Sep 1, 2022

    Closed — Violation dismissed
  • C

    Abate the infestation consisting of mice in the entire apartment located at apt 6c, 6th story, 2nd apartment from south at west

    Sep 1, 2022 · Apt 6C

    Closed — Violation dismissed
  • C

    Abate the infestation consisting of roaches in the entire apartment located at apt 6c, 6th story, 2nd apartment from south at west

    Sep 1, 2022 · Apt 6C

    Closed — Violation dismissed
  • C

    M/d law abate the nuisance consisting of lockable door lock installed on entrance door leading to fire escape window in the 2nd room from north at west located at apt 6c, 6th story, 2nd apartment from south at west

    Sep 1, 2022 · Apt 6C

    Closed — Violation dismissed
  • C

    Abate the infestation consisting of mice in the entire apartment located at apt 2c, 2nd story, 2nd apartment from south at west

    Sep 1, 2022 · Apt 2C

    Closed — Violation dismissed
  • B

    Properly repair and abate unsafe electric wiring condition consisting of electrical extension cord from 1st story to 2nd story electrical light fixture west wall at public hall, 2nd story

    Oct 27, 2021

    Closed — Violation dismissed

DOB building violations · 7

  • Construction other optional

    I observed in the entire apartment 2c damage due to fire. light fixture devices, wiring and electrical equipment fire damage.

    Sep 2, 2025

    Dob violation - active
  • Low pressure boiler boiler required

    Violation issued-failure to file 2021 external low pressure inspection

    Jun 30, 2023

    Dob violation - dismissed
  • Low pressure boiler boiler required

    Violation issued-failure to file 2021 external low pressure inspection

    Jun 30, 2023

    Dob violation - dismissed
  • Low pressure boiler boiler required

    Violation issued for failure to file annual boiler 2013 inspection report

    Mar 3, 2015

    Dob violation - dismissed
  • Low pressure boiler boiler required

    Violation issued for failure to file annual boiler 2012 inspection report

    May 15, 2014

    Dob violation - dismissed
  • Low pressure boiler boiler required

    Lblvio-low pressure boiler boiler required

    Dec 31, 2009

    Dob violation - dismissed
  • Boilers boiler required

    Ll6291-local law 62/91 - boilers boiler required

    Mar 16, 1999

    Dob violation - dismissed

ECB violations · 2

  • Class - 2

    I observed in the entire apartment 2c damage due to fire. light fixture devices, wiring and electrical equipment fire damage., comply with ec; fix all conditions as per nec and nyc amendments

    Sep 2, 2025 · Penalty $800

    Active
  • Class - 2

    I observed installation of breaker panel,feeder conductor and mn cable installed for temporary power throughout the stairway of the building. also about ten feeder conductors from apartments are been prep for s

    Sep 2, 2025 · Penalty $800

    Active

Complaints

  • Paint/plaster

    Wall

    Jul 12, 2026 · Apt 3D

    Close
  • Electric

    Outlet/switch

    Jul 12, 2026 · Apt 3D

    Close
  • Door/window

    Window frame

    Jul 12, 2026 · Apt 3D

    Close
  • General

    Ventilation system

    Jul 12, 2026 · Apt 3D

    Close
  • Unsanitary condition

    Pests

    Jul 12, 2026 · Apt 3D

    Close
  • Door/window

    Door

    Jun 11, 2026 · Apt 6D

    Close
  • Plumbing

    Bathtub/shower

    Jun 11, 2026 · Apt 6D

    Close
  • General

    Cabinet

    Jun 11, 2026 · Apt 6D

    Close
  • Electric

    Outlet/switch

    May 29, 2026 · Apt 3A

    Close
  • Unsanitary condition

    Mold

    May 29, 2026 · Apt 3A

    Close
Show 40 more ↓
  • Electric

    Wiring

    May 29, 2026 · Apt 3A

    Close
  • Electric

    Lighting

    May 27, 2026 · Apt 3A

    Close
  • Electric

    Lighting

    May 27, 2026 · Apt 3A

    Close
  • Paint/plaster

    Ceiling

    May 23, 2026 · Apt 6A

    Close
  • Heat/hot water

    Entire building

    May 11, 2026 · Apt BLDG

    Close
  • Heat/hot water

    Entire building

    May 11, 2026 · Apt BLDG

    Close
  • Heat/hot water

    Entire building

    May 9, 2026 · Apt BLDG

    Close
  • Heat/hot water

    Entire building

    May 9, 2026 · Apt 6B

    Close
  • Heat/hot water

    Apartment only

    May 8, 2026 · Apt 6B

    Close
  • Heat/hot water

    Entire building

    May 8, 2026 · Apt BLDG

    Close
  • Heat/hot water

    Apartment only

    Jan 20, 2026 · Apt 3B

    Close
  • Heat/hot water

    Apartment only

    Jan 19, 2026 · Apt 3B

    Close
  • Heat/hot water

    Apartment only

    Dec 9, 2025 · Apt 2B

    Close
  • Heat/hot water

    Entire building

    Dec 4, 2025 · Apt 6B

    Close
  • Heat/hot water

    Entire building

    Dec 3, 2025 · Apt BLDG

    Close
  • Heat/hot water

    Entire building

    Nov 19, 2025 · Apt BLDG

    Close
  • Heat/hot water

    Entire building

    Oct 23, 2025 · Apt BLDG

    Close
  • Unsanitary condition

    Pests

    Sep 21, 2025 · Apt 3B

    Close
  • Heat/hot water

    Entire building

    Feb 17, 2025 · Apt BLDG

    Close
  • Heat/hot water

    Entire building

    Feb 17, 2025 · Apt BLDG

    Close
  • Heat/hot water

    Apartment only

    Jan 12, 2025 · Apt 3B

    Close
  • Heat/hot water

    Entire building

    Jan 12, 2025 · Apt BLDG

    Close
  • Heat/hot water

    Apartment only

    Jan 12, 2025 · Apt 3D

    Close
  • Heat/hot water

    Apartment only

    Jan 7, 2025 · Apt 3B

    Close
  • Unsanitary condition

    Pests

    Jan 7, 2025 · Apt 3B

    Close
  • Heat/hot water

    Entire building

    Jan 5, 2025 · Apt BLDG

    Close
  • Heat/hot water

    Entire building

    Dec 14, 2024 · Apt BLDG

    Close
  • Heat/hot water

    Entire building

    Dec 13, 2024 · Apt BLDG

    Close
  • Heat/hot water

    Entire building

    Dec 13, 2024 · Apt BLDG

    Close
  • Heat/hot water

    Entire building

    Dec 4, 2024 · Apt BLDG

    Close
  • Heat/hot water

    Entire building

    Nov 26, 2024 · Apt BLDG

    Close
  • Heat/hot water

    Entire building

    Nov 25, 2024 · Apt BLDG

    Close
  • Unsanitary condition

    Pests

    Oct 12, 2024 · Apt WHOLEB

    Close
  • Water leak

    Heavy flow

    Dec 18, 2023 · Apt 1

    Close
  • Heat/hot water

    Apartment only

    Dec 17, 2021 · Apt 5D

    Close
  • Unsanitary condition

    Pests

    Dec 3, 2021 · Apt 4C

    Close
  • Heat/hot water

    Entire building

    Oct 25, 2021 · Apt BLDG

    Close
  • Heat/hot water

    Entire building

    Oct 21, 2021 · Apt 3A

    Close
  • Heat/hot water

    Entire building

    Oct 20, 2021 · Apt BLDG

    Close
  • Heat/hot water

    Entire building

    Jan 25, 2021 · Apt WHOLEB

    Close

Sales history

No recorded sales in our data

Sales come from the NYC Department of Finance rolling sales file.

Building details

Building type
Walk-up apartment building (C7)
Year built
1920
Floors
6
Residential units
21
Building area
25,970 ft²
Lot area
4,800 ft²
Zoning
R7A
Community board
301
Council district
34
Block / lot
2791 / 1
Assessed value
$1,370,700
Landmark / historic district
No

HPD registration #304097, last renewed Jul 9, 2025.

Questions about 306 Union Avenue

Who owns 306 Union Avenue?

The owner of record in NYC Department of City Planning PLUTO data is Brooklyn Neighborhood Housing Developmen T Fund.

Does 306 Union Avenue have violations?

Yes. NYC HPD has recorded 177 housing violations at this property.

Is 306 Union Avenue rent stabilized?

NYC Department of Finance tax bills listed 21 rent-stabilized units here in 2024 (about 100% of its 21 apartments). To confirm a specific apartment, request its rent history from NYS Homes and Community Renewal.

When was 306 Union Avenue built?

City records list 1920 as the year it was built.

How many apartments are in 306 Union Avenue?

It has 21 residential units and 23 units in total.

Source: NYC Open Data (DCP PLUTO, HPD, DOB, ECB/OATH, DOF). Records can lag the city's systems. Data refreshed weekly.