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Building report

4307 12th Avenue

Public records for this building, including violations, complaints, housing court cases and ownership details.

Built
1916
Units
16
Owner of record
MAZEL 12 AV LLC
Open HPD violations
20
HPD records on file
308

Violations at 4307 12th Avenue

308 on record
2026-07-26Class AOpen

§ 27-2013 ADM CODE PAINT WITH LIGHT COLORED PAINT TO THE SATISFACTION OF THIS DEPARTMENT ALL PEELING PAINT SURFACES IN THE PRIVATE HALLWAY , THE FOYER LOCATED AT APT D1, 4th STORY, 1st APARTMENT FROM SOUTH AT WEST

HPD · 556 · Record 19105751
2026-07-26Class BOpen

§ 27-2005 ADM CODE REPAIR THE BROKEN OR DEFECTIVE PLASTERED SURFACES AND PAINT IN A UNIFORM COLOR AT NORTH AND SOUTH WALLS NORTH WALL, SOUTH WALL IN THE FOYER LOCATED AT APT D1, 4th STORY, 1st APARTMENT FROM SOUTH AT WEST

HPD · 508 · Record 19105737
2026-07-26Class BOpen

§ 27-2005 ADM CODE REPAIR THE BROKEN OR DEFECTIVE PLASTERED SURFACES AND PAINT IN A UNIFORM COLOR AT NORTH AND SOUTH WALLS NORTH WALL, SOUTH WALL IN THE PRIVATE HALLWAY LOCATED AT APT D1, 4th STORY, 1st APARTMENT FROM SOUTH AT WEST

HPD · 508 · Record 19105731
2026-07-20Class BOpen

§ 27-2005 ADM CODE REPAIR THE BROKEN OR DEFECTIVE PLASTERED SURFACES AND PAINT IN A UNIFORM COLOR THE CEILING IN THE 1st ROOM FROM EAST AT SOUTH LOCATED AT APT C4, 3rd STORY, 2nd APARTMENT FROM NORTH AT EAST

HPD · 508 · Record 19095635
2026-07-20Class BOpen

§ 27-2005 ADM CODE REPLACE WITH NEW THE MISSING LIGHT FIXTURE AT CEILING IN THE 2nd ROOM FROM EAST LOCATED AT APT C4, 3rd STORY, 2nd APARTMENT FROM NORTH AT EAST

HPD · 506 · Record 19095631

Who owns 4307 12th Avenue?

Owner of record: MAZEL 12 AV LLC. An owner name can come from an earlier filing. Compare the latest HPD registration with the recorded deed before relying on it.

Apartments at 4307 12th Avenue

Recorded residential units: 16. Recorded year built: 1916. These building facts do not show current vacancies or when a particular apartment was renovated.

This tax lot appears in the RGB list based on 2024 building registrations, published as of November 2025. That is a building-level historical signal; it does not identify which apartments are stabilized today. Check the official rent-stabilized building lists.

Look up more about this building

See the full record for 4307 12th Avenue

The full report includes the grade, all 308 violations with dates and outcomes, housing court filings and ownership details.

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Included
  1. 01Overall grade and scores by category
  2. 02Details for all 308 HPD violations
  3. 03Housing court filings and outcomes
  4. 04Ownership history and LLC connections