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3817 12 Avenue

Brooklyn, NY 11218BBL 3-05294-0001Map

Owner of record: David Nina Mazel And Ariel Trust

3817 12 Avenue is a mixed residential and retail building built in 1899 in Brooklyn, 11218. It has 2 residential units across 3 floors. The owner of record is David Nina Mazel And Ariel Trust. HPD has recorded 13 housing violations here, most recently on June 24, 2026. 2 of the 13 most recent violations are still open.

HPD violations
13
DOB violations
20
ECB violations
4
HPD complaints
18

What to know

Good
No open Class C

No open immediately-hazardous violations among recent records.

Good
Last violation Jun 24, 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

No rent-stabilized units in 2018–2024 tax bills

Some apartments can still be regulated. Use the rent-stabilized checker or request the rent history from HCR.

Violations

Most recent first. Showing up to 50 per agency.

HPD housing violations · 13

  • B

    Abate the infestation consisting of mice in the entire apartment located at apt 2ndflo, 2nd story, 1st apartment from south at west

    Jun 24, 2026 · Apt 2NDFLO

    Closed — Violation dismissed
  • B

    Abate the infestation consisting of roaches in the entire apartment located at apt 2ndflo, 2nd story, 1st apartment from south at west

    Jun 24, 2026 · Apt 2NDFLO

    Closed — Violation dismissed
  • B

    Properly repair with similar material the broken or defective ceramic floor tiles in the kitchen located at apt 2ndflo, 2nd story, 1st apartment from south at west

    Jun 24, 2026 · Apt 2NDFLO

    Closed — Violation dismissed
  • A

    Paint with light colored paint to the satisfaction of this department all peeling paint surfaces in the 1st room from north at east, the kitchen , the 2nd room from north, the bathroom , the 1st room from north at west, the foyer , the 4th room from north at east located at apt 2ndflo, 2nd story, 1st apartment from south at west

    Jun 24, 2026 · Apt 2NDFLO

    Open — Civ14 mailed
  • A

    § 53, 187, 231 m/d law and department rules and regulations. provide a shoe properly secured to bottom of string of dropladder ladder at west at fire escape

    May 29, 2026

    Open — Nov certified on time
  • I

    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 24, 2025

    Closed — Violation dismissed
  • I

    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.

    Dec 4, 2024

    Closed — Violation dismissed
  • I

    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 28, 2023

    Closed — Violation dismissed
  • I

    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 17, 2022

    Closed — Violation dismissed
  • I

    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.

    Mar 16, 2022

    Closed — Violation dismissed
Show 3 more ↓
  • I

    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 21, 2021

    Closed — Violation dismissed
  • I

    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 8, 2019

    Closed — Violation dismissed
  • I

    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.

    Jan 10, 2018

    Closed — Violation dismissed

DOB building violations · 20

  • Low pressure boiler boiler required

    Violation issued-failure to file 2024 external low pressure inspection

    Nov 14, 2025

    Dob violation - active
  • Low pressure boiler boiler required

    Violation issued-failure to file 2020 external low pressure inspection

    Jun 30, 2023

    Dob violation - active
  • Low pressure boiler boiler required

    Violation issued-failure to file 2021 external low pressure inspection

    Jun 30, 2023

    Dob violation - active
  • Low pressure boiler boiler required

    Violation issued-failure to file 2018 external low pressure inspection

    Jun 20, 2023

    Dob violation - active
  • Low pressure boiler boiler required

    Violation issued-failure to file 2019 external low pressure inspection

    Jun 20, 2023

    Dob violation - active
  • Low pressure boiler boiler required

    Violation issued-failure to file 2022 external low pressure inspection

    Apr 25, 2023

    Dob violation - active
  • Low pressure boiler boiler required

    Violation issued for failure to file annual boiler 2017 inspection report

    Nov 8, 2019

    Dob violation - active
  • Low pressure boiler boiler required

    Violation issued for failure to file annual boiler 2016 inspection report

    Apr 6, 2018

    Dob violation - active
  • Low pressure boiler boiler required

    Violation issued for failure to file annual boiler 2015 inspection report

    Feb 24, 2017

    Dob violation - active
  • Low pressure boiler boiler required

    Violation issued for failure to file annual boiler 2014 inspection report

    Oct 1, 2015

    Dob violation - active
Show 10 more ↓
  • Construction other optional

    Make site safe stop all work contact borough commissioners office at718 802-3677 as soon as ¢possible

    Nov 24, 2014

    Dob violation - dismissed
  • Low pressure boiler boiler required

    Violation issued for failure to file annual boiler 2010 inspection report

    Dec 13, 2011

    Dob violation - active
  • Low pressure boiler boiler required

    Lblvio-low pressure boiler boiler required

    Dec 31, 2009

    Dob violation - active
  • Boilers boiler required

    Ll6291-local law 62/91 - boilers boiler required

    Jan 1, 2009

    Dob violation - active
  • Boilers boiler required

    Ll6291-local law 62/91 - boilers boiler required

    Jan 3, 2008

    Dob violation - active
  • Boilers boiler required

    Ll6291-local law 62/91 - boilers boiler required

    Jan 31, 2005

    Dob violation - dismissed
  • Boilers boiler required

    Ll6291-local law 62/91 - boilers boiler required

    Feb 13, 2004

    Dob violation - dismissed
  • Construction other optional

    Hazardous

    Nov 28, 2000

    Dob violation - dismissed
  • Construction other optional

    C-construction other optional

    Nov 28, 2000

    Dob violation - dismissed
  • Construction other optional

    Work without a permit. excavating at rear yard area, placing forms to pour concrete for foundation remedy: stop all work! obtain approvals and permits. before continuing any further work (call this office at 802-3685- asst. bob d'alesio)

    Jan 21, 1999

    Vw*-violation - work w/o permit dismissed

ECB violations · 4

  • Non-hazardous

    New building occupied w/o a valid certificate of occupancy.new building number:301409991.note:temporary c of o #30140991 issued on:june 10,2004,expired on:09/10/04.remedy:obtain a valid c of o.

    Nov 10, 2004 · Penalty $350

    Resolve
  • Hazardous

    Residence altered for occupancy as a dwelling for more than the legally approved number of families first(1st) floor altered with partitions , two(2) full bathrooms and two(2)full kitchen with gas stoves creati

    Nov 28, 2000 · Penalty $5,300

    Resolve
  • Non-hazardous

    Failure to maintain building. water leaks in bathroom ceiling and under kitchen sink in front apt.1st floor. doors off hinges,broken kitchen window in rear first floor apt. remedy: maket necessary repairs and

    Nov 28, 2000 · Penalty $350

    Resolve
  • Non-hazardous

    Work w/o a permit. excavating at rear yard area, placing forms to pourconcrete for foundation. remedy: stop all work. obtain approvals & permits before continuing any further work (call this office 802-3685)

    Jan 21, 1999 · Penalty $250

    Resolve

Complaints

  • Unsanitary condition

    Pests

    May 29, 2026 · Apt 2NDFLO

    Close
  • Unsanitary condition

    Pests

    May 29, 2026 · Apt 2NDFLO

    Close
  • Unsanitary condition

    Pests

    May 29, 2026 · Apt 2NDFLO

    Close
  • Unsanitary condition

    Pests

    May 29, 2026 · Apt 2NDFLO

    Close
  • Heat/hot water

    Entire building

    May 29, 2026 · Apt BLDG

    Close
  • Unsanitary condition

    Pests

    May 29, 2026 · Apt SECOND

    Close
  • Plumbing

    Water supply

    May 29, 2026 · Apt SECOND

    Close
  • Electric

    Wiring

    Apr 30, 2004 · Apt 3-FL

    Close
  • General

    Mold

    Mar 24, 2004 · Apt 3

    Close
  • Plumbing

    Basin/sink

    Mar 24, 2004 · Apt 3

    Close
Show 8 more ↓
  • Paint/plaster

    Wall

    Mar 24, 2004 · Apt 3

    Close
  • Plumbing

    Shower-stall

    Mar 24, 2004 · Apt 3

    Close
  • General

    Windows

    Mar 24, 2004 · Apt 3

    Close
  • Nonconst

    Vermin

    Mar 24, 2004 · Apt 3

    Close
  • Heating

    Heat related

    Nov 11, 2003 · Apt 3

    Close
  • Heating

    Heat related

    Oct 18, 2003 · Apt 3

    Close
  • Heating

    Heat related

    Oct 15, 2003 · Apt 3

    Close
  • Heating

    Heat related

    Oct 4, 2003 · Apt 3

    Close

Sales history

No recorded sales in our data

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

Building details

Building type
Mixed residential and retail building (S9)
Year built
1899
Floors
3
Residential units
2
Building area
5,040 ft²
Lot area
2,400 ft²
Zoning
M1-2/R6B
Community board
312
Council district
39
Block / lot
5294 / 1
Assessed value
$462,150
Landmark / historic district
No

HPD registration #810276, last renewed Jul 29, 2026.

Questions about 3817 12 Avenue

Who owns 3817 12 Avenue?

The owner of record in NYC Department of City Planning PLUTO data is David Nina Mazel And Ariel Trust.

Does 3817 12 Avenue have violations?

Yes. NYC HPD has recorded 13 housing violations at this property.

Is 3817 12 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 3817 12 Avenue built?

City records list 1899 as the year it was built.

How many apartments are in 3817 12 Avenue?

It has 2 residential units and 4 units in total.

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