2026-08-14Class AOpen
§ 27-2005 ADM CODE PROPERLY REPAIR WITH SIMILAR MATERIAL THE BROKEN OR DEFECTIVE WOOD BASE CABINET AT WASHBASIN IN THE BATHROOM LOCATED AT APT 6C, 6th STORY, 1st APARTMENT FROM WEST AT NORTH
HPD · 502 · Record 19150947
Building report
623 Courtlandt Avenue
Public records for this building, including violations, complaints, housing court cases and ownership details.
- Built
- 1931
- Units
- 23
- Owner of record
- QUADRANT PROPERTIES HOUSING DEVELOPMENT FUND COMPA
- Open HPD violations
- 41
- HPD records on file
- 308
Violations at 623 Courtlandt Avenue
308 on record2026-08-14Class AOpen
§ 27-2005 ADM CODE PAINT METAL IN ACCORDANCE WITH DEPT. REGULATION HEAT RISER IN THE BATHROOM LOCATED AT APT 6C, 6th STORY, 1st APARTMENT FROM WEST AT NORTH
HPD · 554 · Record 19150946
2026-08-14Class AOpen
§ 27-2017.3 HMC: TRACE AND REPAIR THE SOURCE AND ABATE THE VISIBLE MOLD CONDITION... LESS THEN 10 SQ FT THE CEILING IN THE BATHROOM LOCATED AT APT 6C, 6th STORY, 1st APARTMENT FROM WEST AT NORTH
HPD · 550 · Record 19150945
2026-08-14Class AOpen
§ 27-2005 HMC: PROPERLY REPAIR OR REPLACE THE BROKEN OR DEFECTIVE COUNTER BALANCE AT LOWER SASH WINDOW IN THE 2nd ROOM FROM EAST AT NORTH LOCATED AT APT 6C, 6th STORY, 1st APARTMENT FROM WEST AT NORTH
HPD · 501 · Record 19150944
2026-08-14Class AOpen
§ 27-2005 ADM CODE REPAIR THE BROKEN OR DEFECTIVE PLASTERED SURFACES AND PAINT IN A UNIFORM COLOR CEILINGS AND ALL WALLS IN THE ENTIRE APARTMENT LOCATED AT APT 6C, 6th STORY, 1st APARTMENT FROM WEST AT NORTH
HPD · 508 · Record 19150943
Most serious open violation
2026-07-29Class COpen
§ 27-2005 ADM CODE FIRE ESCAPE DEFECTIVE. PROPERLY SECURE SECURE THE LOOSE HANDRAILS AT 3RD STORY BALCONY AT FIRE ESCAPE PREVENTING AN EGRESS HAZARD AT FIRE ESCAPE, 5th STORY
HPD · 514 · Record 19113893
41 open · 308 total on recordSee 40 more open violations
Who owns 623 Courtlandt Avenue?
Owner of record: QUADRANT PROPERTIES HOUSING DEVELOPMENT FUND COMPA. An owner name can come from an earlier filing. Compare the latest HPD registration with the recorded deed before relying on it.
Apartments at 623 Courtlandt Avenue
Recorded residential units: 23. Recorded year built: 1931. 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 623 Courtlandt 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
- 01Overall grade and scores by category
- 02Details for all 308 HPD violations
- 03Housing court filings and outcomes
- 04Ownership history and LLC connections