520 Union Avenue
Brooklyn, NY 11211BBL 3-02741-0001Map
Owner of record: 520 Union Owner LLC
520 Union Avenue is a walk-up apartment building built in 1928 in Brooklyn, 11211. It has 5 residential units across 3 floors. The owner of record is 520 Union Owner LLC. HPD has recorded 38 housing violations here, most recently on March 27, 2023.
- HPD violations
- 38
- DOB violations
- 2
- ECB violations
- 1
- HPD complaints
- 19
What to know
No open immediately-hazardous violations among recent records.
Date of the most recent HPD inspection that found a problem.
No balance due on recent ECB violations.
Rent stabilization
No rent-stabilized units in 2018–2024 tax bills
Violations
Most recent first. Showing up to 50 per agency.
HPD housing violations · 38
- ANon-hazardous
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.
Mar 27, 2023
Closed — Violation dismissed - IInformation / order
And is therefore subject to civil penalties, prohibited from certifying violations, and denied the right to recover possession of premises for nonpayment of rent until a valid registration statement is filed.
Nov 7, 2022
Closed — Violation dismissed - ANon-hazardous
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.
Mar 2, 2022
Closed — Violation dismissed - CImmediately hazardous
Replace or repair the self-closing the doors that is missing or defective .. in the entrance located at apt 3r, 3rd story, 1st apartment from west at north
May 26, 2021 · Apt 3R
Closed — Violation closed - ANon-hazardous
Paint metal in accordance with dept. regulation the 1st radiator at east in the kitchen located at apt 3r, 3rd story, 1st apartment from west at north
May 26, 2021 · Apt 3R
Closed — Violation dismissed - ANon-hazardous
Paint metal in accordance with dept. regulation the 1st riser at west in the bathroom located at apt 3r, 3rd story, 1st apartment from west at north
May 26, 2021 · Apt 3R
Closed — Violation dismissed - ANon-hazardous
§ 300 m/d law file plans and application and legalize the following alteration or restore to the legal condition existing prior to the making of said alteration suspended ceiling in the 2nd room from north located at apt 3r, 3rd story, 1st apartment from west at north
May 26, 2021 · Apt 3R
Closed — Violation dismissed - ANon-hazardous
§ 300 m/d law file plans and application and legalize the following alteration or restore to the legal condition existing prior to the making of said alteration suspended ceiling in the 3rd room from north located at apt 3r, 3rd story, 1st apartment from west at north
May 26, 2021 · Apt 3R
Closed — Violation dismissed - ANon-hazardous
Post and maintain a proper notice on wall of the entrance story in english and spanish on the availability of the agencys housing information guide. a sample notice can be found at www.nyc.gov/hpd.
May 26, 2021
Closed — Violation dismissed - ANon-hazardous
Post, in a form approved by the commissioner, and maintain a notice in a common area of the building regarding the procedures that should be followed when a gas leak is suspected
May 26, 2021
Closed — Violation dismissed
Show 28 more ↓
- ANon-hazardous
Post and maintain a proper sign on wall of entrance story showing the registration number assigned by the department and the address of the building. at public hall, 1st story
May 26, 2021
Closed — Violation dismissed - ANon-hazardous
Post a proper notice of carbon monoxide detecting device requirements, in a form approved by the commissioner, in a common area of a class a multiple dwelling near inspection certificate or provide notice to tenants in a private dwelling.
May 26, 2021
Closed — Violation dismissed - BHazardous
Repair the broken or defective plastered surfaces and paint in a uniform color the ceiling and wall at 1st closet at west in the kitchen located at apt 3r, 3rd story, 1st apartment from west at north
May 26, 2021 · Apt 3R
Closed — Violation closed - BHazardous
Repair the broken or defective plastered surfaces and paint in a uniform color all walls in the entire apartment located at apt 3r, 3rd story, 1st apartment from west at north
May 26, 2021 · Apt 3R
Closed — Violation closed - ANon-hazardous
Post a proper notice of smoke detector requirements, in a form approved by the commissioner, at or near the mail box missing at public hall, 1st story
May 26, 2021
Closed — Violation dismissed - BHazardous
Repair the roof so that it will not leak at ceiling in the kitchen located at apt 3r, 3rd story, 1st apartment from west at north
May 26, 2021 · Apt 3R
Closed — Violation closed - BHazardous
Repair the roof so that it will not leak at ceiling and wall in 1st closet at west in the kitchen located at apt 3r, 3rd story, 1st apartment from west at north
May 26, 2021 · Apt 3R
Closed — Violation closed - CImmediately hazardous
Abate the infestation consisting of roaches in the entire apartment located at apt 3r, 3rd story, 1st apartment from west at north
May 26, 2021 · Apt 3R
Closed — Violation closed - ANon-hazardous
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.
Apr 13, 2021
Closed — Violation dismissed - IInformation / order
And is therefore subject to civil penalties, prohibited from certifying violations, and denied the right to recover possession of premises for nonpayment of rent until a valid registration statement is filed.
Apr 13, 2021
Closed — Violation dismissed - IInformation / order
And is therefore subject to civil penalties, prohibited from certifying violations, and denied the right to recover possession of premises for nonpayment of rent until a valid registration statement is filed.
Oct 22, 2018
Closed — Violation dismissed - IInformation / order
And is therefore subject to civil penalties, prohibited from certifying violations, and denied the right to recover possession of premises for nonpayment of rent until a valid registration statement is filed.
Nov 29, 2017
Closed — Violation dismissed - IInformation / order
And is therefore subject to civil penalties, prohibited from certifying violations, and denied the right to recover possession of premises for nonpayment of rent until a valid registration statement is filed.
Nov 15, 2016
Closed — Violation dismissed - IInformation / order
And is therefore subject to civil penalties, prohibited from certifying violations, and denied the right to recover possession of premises for nonpayment of rent until a valid registration statement is filed.
Feb 25, 2015
Closed — Violation dismissed - CImmediately hazardous
Fire escape defective. replace with new the broken, defective and/or missing metal treads 1st, 3rd,6th , & 10th from bottom at second story balcony at building front at fire escape
Aug 16, 2014
Closed — Violation closed - BHazardous
Fire escape defective. adjust the dropladder so that it will slide easily in the guide rods at building front at fire escape
Aug 16, 2014
Closed — Violation closed - BHazardous
Repair or replace the smoke detector missing located at apt 2l, 2nd story, 1st apartment from north at east
Mar 16, 2011 · Apt 2L
Closed — Violation closed - BHazardous
Provide an approved and operational carbon monoxide detecting device, installed in accordance with applicable law and rules. located at apt 2l, 2nd story, 1st apartment from north at east
Mar 16, 2011 · Apt 2L
Closed — Violation closed - BHazardous
Repair the broken or defective plastered surfaces and paint in a uniform color walls and ceiling in the entire apartment located at apt 2l, 2nd story, 1st apartment from north at east
Mar 16, 2011 · Apt 2L
Closed — Violation closed - ANon-hazardous
D26-10.01 adm code properly repair the broken or defective slate band south exterior wall 3rd sty level.
Sep 15, 1986
Closed — Violation dismissed - ANon-hazardous
D26-12.03 adm code paint to the satisfaction of this department the exterior window frames and sashes 2 sty & 3 sty front and south of building.
Sep 15, 1986
Closed — Violation dismissed - ANon-hazardous
D26-12.03 adm code and dept. rules and regulations. scrape and remove rust scales and paint with 2 coats of paint front fire escape all stys.
Sep 15, 1986
Closed — Violation dismissed - ANon-hazardous
D26-10.01 adm code replace with new the missing plaster board ceiling cellar rear.
Sep 15, 1986
Closed — Violation dismissed - BHazardous
D26-19.05 adm code provide adequate light of not less than 60 watts incandescent or equivalent illumination vestibule & 3rd sty pub hall.
Sep 15, 1986
Closed — Violation closed - ANon-hazardous
D26-20.08,20.09 adm code file certification of satisfactory installation of smoke detecting device in accordance with h.p.d. rules and regulations.
Sep 15, 1986
Closed — Violation closed - BHazardous
D26-19.05 adm code provide adequate light of not less than 60 watts incandescent or equivalent illumination 1 sty public hall vestibule.
Sep 15, 1986
Closed — Violation closed - CImmediately hazardous
D26-17.10 adm code post notice, in form approved by the department, stating the name and location of the person designated by the owner to have key to building's heating system 1 sty public hall and on boiler room door.
Sep 15, 1986
Closed — Violation closed - BHazardous
D26-10.01, 10.05 adm code remove all encumbrances consisting of household items 1 sty public hall.
Sep 15, 1986
Closed — Violation closed
DOB building violations · 2
- Low pressure boiler boiler required
Violation issued for failure to file annual boiler 2016 inspection report
Apr 6, 2018
Dob violation - dismissed - Construction other optional
Failure to maintain building in code complaint manner remedy; maintain exterior building wall
Dec 4, 2009
Dob violation - dismissed
ECB violations · 1
- Class - 2
Failure to maintain bldg in code complaint manner. note : metal ceiling is sagging & bowed out of plumb approx 6" near skylight (ac5) 3' long diagonal crack 118" wide in east exterior wall @ 1 story garage @ re
Dec 4, 2009 · Penalty $1,250
Resolve
Complaints
- Plumbing
Radiator
Sep 23, 2026 · Apt 5L
Close - General
Ventilation system
Sep 23, 2026 · Apt 5L
Close - General
Ventilation system
Sep 23, 2026 · Apt 5L
Close - Heat/hot water
Entire building
Jun 3, 2023 · Apt BLDG
Close - Heat/hot water
Entire building
May 31, 2023 · Apt BLDG
Close - Unsanitary condition
Mold
May 24, 2021 · Apt 3R
Close - Paint/plaster
Ceiling
May 24, 2021 · Apt 3R
Close - Paint/plaster
Ceiling
May 24, 2021 · Apt 3R
Close - Water leak
Damp spot
May 24, 2021 · Apt 3R
Close - Paint/plaster
Ceiling
Aug 11, 2014 · Apt TOPLEF
Close
Show 9 more ↓
- Plumbing
Basin/sink
Aug 11, 2014 · Apt TOPLEF
Close - Door/window
Window frame
Aug 11, 2014 · Apt TOPLEF
Close - Plumbing
Basin/sink
Aug 11, 2014 · Apt TOPLEF
Close - Nonconst
Carbon monoxide
Mar 8, 2011 · Apt 2L
Close - Nonconst
Smoke detector
Mar 8, 2011 · Apt 2L
Close - General
Doors
Mar 8, 2011 · Apt 2L
Close - Paint/plaster
Wall
Mar 8, 2011 · Apt 2L
Close - General
Floor
Mar 8, 2011 · Apt 2L
Close - General
Windows
Mar 8, 2011 · Apt 2L
Close
Sales history
No recorded sales in our data
Building details
- Building type
- Walk-up apartment building (C2)
- Year built
- 1928
- Floors
- 3
- Residential units
- 5
- Building area
- 4,500 ft²
- Lot area
- 1,700 ft²
- Zoning
- M1-2/R6A
- Community board
- 301
- Council district
- 33
- Block / lot
- 2741 / 1
- Assessed value
- $1,234,350
- Landmark / historic district
- No
HPD registration #332347, last renewed Aug 15, 2025.
Questions about 520 Union Avenue
Who owns 520 Union Avenue?
The owner of record in NYC Department of City Planning PLUTO data is 520 Union Owner LLC.
Does 520 Union Avenue have violations?
Yes. NYC HPD has recorded 38 housing violations at this property.
Is 520 Union Avenue rent stabilized?
No rent-stabilized units appear in its 2018–2024 tax bills. Individual apartments can still be regulated, so request the rent history from NYS Homes and Community Renewal if unsure.
When was 520 Union Avenue built?
City records list 1928 as the year it was built.
How many apartments are in 520 Union Avenue?
It has 5 residential units.
Source: NYC Open Data (DCP PLUTO, HPD, DOB, ECB/OATH, DOF). Records can lag the city's systems. Data refreshed weekly.