409 West 24th Street

409 West 24th Street in Chelsea, Manhattan, has 21 open HPD violations, 2 of them class C, and 12 of 15 units are rent-stabilized, as of Oct 25, 2026. StreetSpy grade: C (65/100).

Multi-family walk-up · 15 units · Built 1900

StreetSpy grade: C (Fair, 65/100)

• 2 immediately hazardous violations open (the class that covers no heat, pests, lead paint and similar).
• The head officer on this registration is named on 152 buildings' registrations; 46 graded D or F.
• No housing complaints to 311 in the last 12 months.
• 12 of 15 units are rent-stabilized.

More open violations per unit than 7 in 10 Manhattan buildings this size.

• Repairs: High (21 open, 2 class C), records as of Oct 25, 2026
• Heat and hot water: No complaints, 12 mo, records as of Oct 25, 2026
• Pests: Clear (Owner reported none, 3 yr), records as of Oct 27, 2026
• Safety: Clear (No open DOB violations), records as of Oct 23, 2026
• Registration: Through Sep 1, 2027, records as of Oct 3, 2026

How the grade works

Housing code violations (HPD)

21 open violations: 2 class C (immediately hazardous), 13 class B, 6 class A. 0 issued in the last 12 months. 50 on record. Oldest open violation issued 1990-01-30. Newest violation issued 2025-06-04.

HPD recorded no violation closed here in the last 12 months.

• Class C: Self-closing door not working, 3rd floor. , 27-2007, 27-2041.1 HMC: REPLACE OR REPAIR THE SELF-CLOSING DOORS THAT IS MISSING OR DEFECTIVE .. IN THE ENTRANCE LOCATED AT APT 10, 3rd STORY, 1st APARTMENT FROM EAST AT SOUTH (apt 10), issued 2020-08-18. HPD violation 13734337
• Class C: Roaches, throughout the apartment, 3rd floor. HMC ADM CODE: § 27-2017.4 ABATE THE INFESTATION CONSISTING OF ROACHES IN THE ENTIRE APARTMENT LOCATED AT APT 10, 3rd STORY, 1st APARTMENT FROM EAST AT SOUTH (apt 10), issued 2020-08-18. HPD violation 13734336
• Class B: Floor or stair defect (hallway). PROPERLY REPAIR WITH SIMILAR MATERIAL THE BROKEN OR DEFECTIVE WOOD FLOOR AT PUBLIC HALL, 2nd STORY, issued 2024-03-21. HPD violation 16764974
• Class B: Roof defect (roof). REPLACE WITH NEW THE MISSING METAL MESH UNDER SKY LIGHT IN THE BULKHEAD, ROOF., issued 2024-03-14. HPD violation 16748117
• Class B: Floor or stair defect (hallway). PROPERLY REPAIR WITH SIMILAR MATERIAL THE BROKEN OR DEFECTIVE WOOD FLOOR AT PUBLIC HALL, 2nd STORY, issued 2023-04-18. HPD violation 15928160
• Class B: Floor or stair defect (hallway). REMOVE THE TORN AND/OR LOOSE FLOOR COVERING AT PUBLIC HALL, 2nd STORY, issued 2023-04-18. HPD violation 15928163
• Class B: Damaged plaster or paint (roof). PROPERLY REPAIR WITH SIMILAR MATERIAL THE BROKEN OR DEFECTIVE WOOD CORNICE PARAPET WALL AT ROOF AT BUILDING FRONT, issued 2020-08-17. HPD violation 13733836
• Class B: Electrical defect (exterior). & 309 M/D LAW ABATE THE NUISANCE CONSISTING OF exposed electrical wiring YARD AT NORTH, issued 2003-02-20. HPD violation 4485862

311 housing complaints

0 in the last 12 months, 10 in 5 years.

Bedbugs

The owner reported 0 infested units in the last 3 years of filings. HPD's bedbug filings are self-reported by the owner once a year; HPD does not inspect to confirm them.

• 2026: No bedbug filing on record for this year
• 2025: Owner reported 0 infested units
• 2024: Owner reported 0 infested units
• 2023: Owner reported 0 infested units
• 2022: Owner reported 0 infested units
• 2021: No bedbug filing on record for this year

Buildings department (DOB)

No open DOB violations. 0 DOB violations on record. Check on DOB BIS.

Evictions and housing court

0 executed evictions in the last 3 years (0 on record). 0 open HPD cases; 0 harassment findings.

Rent stabilization

12 of 15 units rent-stabilized as of 2024. Stabilized renewals: 0% for one year and 0% for two years under RGB Order #58 (Oct 1, 2026 to Sep 30, 2027).

Rent-stabilized units on city tax bills: 12 in 2024, 12 in 2007. Source: DOF tax bills for 2007 and 2024; years with no bill on file are left out.

Owner and management

Owner: NEW 24 LLC. Head officer: MAGDALENA KOSZ. Managing agent: A.J. CLARK REAL ESTATE CORP. This owner has 152 buildings on record, 46 graded D or F. See the full portfolio.

Last HPD registration Jul 17, 2026, valid through Sep 1, 2027.

Tax lot and city IDs

BBL 1007220031, HPD building ID 31600. HPD Online, ACRIS, DOB BIS.

Nearest subway

• 23 St (C, E), 4 min walk
• 23 St (1), 8 min walk
• 28 St (1), 8 min walk

How the grade is calculated

Sources: NYC HPD Housing Maintenance Code Violations, NYC 311 Service Requests, NYC HPD Bedbug Reporting, NYC Marshal Evictions (DOI), NYC HPD Housing Litigations, NYC DOB Violations, NYC DOF tax bills (via JustFix Who Owns What portfolio API, v2), NYC HPD Property Registration. Methodology. Report generated 2026-10-28.