41-09 Denman Street

41-09 Denman Street in Elmhurst, Queens, has 12 open HPD violations, 4 of them class C, and no rent-stabilized units are on its tax bill, as of Oct 26, 2026. StreetSpy grade: F (40/100).

Multi-family walk-up · 4 units · Built 2000

StreetSpy grade: F (Severe, 40/100)

• 4 immediately hazardous violations open (the class that covers no heat, pests, lead paint and similar).
• The owner's bedbug filings report no infested units in the last 3 years.
• No rent-stabilized units on the tax bill. Increases aren't capped by stabilization, though Good Cause Eviction may still limit them.

More open violations per unit than 8 in 10 Queens buildings this size.

• Repairs: High (12 open, 4 class C), records as of Oct 26, 2026
• Heat and hot water: 2 complaints, 12 mo, records as of Oct 25, 2026
• Pests: Clear (Owner reported none, 3 yr), records as of Oct 28, 2026
• Safety: Clear (No open DOB violations), records as of Oct 26, 2026
• Registration: Renewal not yet in city data, records as of Oct 3, 2026

How the grade works

Housing code violations (HPD)

12 open violations: 4 class C (immediately hazardous), 2 class B, 6 class A. 12 issued in the last 12 months. 22 on record. Oldest open violation issued 2026-09-23. Newest violation issued 2026-09-23.

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

• Class C: Roaches, throughout the apartment, 2nd floor. HMC ADM CODE: § 27-2017.4 ABATE THE INFESTATION CONSISTING OF ROACHES IN THE ENTIRE APARTMENT LOCATED AT APT 2FLOOR, 2nd STORY, 1st APARTMENT FROM EAST AT SOUTH (apt 2FLOOR), issued 2026-09-23. HPD violation 19237670
• Class C: No heat / heating defect (hallway). POST NOTICE, IN FORM APPROVED BY THE DEPARTMENT, STATING THE NAME AND LOCATION OF THE PERSON DESIGNATED BY THE OWNER TO HAVE KEY TO BUILDINGS HEATING SYSTEM MISSING AT PUBLIC HALL, 1st STORY, issued 2026-09-23. HPD violation 19237679
• Class C: Self-closing door not working (hallway). , 27-2007, 27-2041.1 HMC, §238, § 309; § 107 (2) ( C) MDL AND 28 RCNY §25-171: REPLACE OR REPAIR THE SELF-CLOSING DOORS THAT IS MISSING OR DEFECTIVE HINGE AT VESTIBULE DOOR AT PUBLIC HALL, 1st STORY, issued 2026-09-23. HPD violation 19237680
• Class C: Self-closing door not working (hallway). , 27-2007, 27-2041.1 HMC, §238, § 309; § 107 (2) ( C) MDL AND 28 RCNY §25-171: REPLACE OR REPAIR THE SELF-CLOSING DOORS THAT IS MISSING OR DEFECTIVE HINGE AT BUILDING ENTRANCE DOOR AT PUBLIC HALL, 1st STORY, issued 2026-09-23. HPD violation 19237681
• Class B: Missing or broken smoke / CO detector, throughout the apartment, 2nd floor. (B)(1)(B) HMC, § 12-06, § 12-07, § 12-09 RCNY REPAIR, REPLACE OR PROVIDE AN APPROVED AND OPERATIONAL CARBON MONOXIDE DETECTING DEVICE, INSTALLED IN ACCORDANCE WITH APPLICABLE LAW AND RULES DEFECTIVE IN THE ENTIRE APARTMENT LOCATED AT APT 2FLOOR, 2nd STORY, 1st APARTMENT FROM EAST AT SOUTH (apt 2FLOOR), issued 2026-09-23. HPD violation 19237672
• Class B: Missing or broken smoke / CO detector, throughout the apartment, 2nd floor. (B)(1)(A) HMC, § 12-01, § 12-03 RCNY REPAIR, REPLACE OR PROVIDE AN APPROVED AND OPERATIONAL SMOKE DETECTING DEVICE, INSTALLED IN ACCORDANCE WITH DEPARTMENT OF BUILDINGS RULES AND REGULATIONS DEFECTIVE IN THE ENTIRE APARTMENT LOCATED AT APT 2FLOOR, 2nd STORY, 1st APARTMENT FROM EAST AT SOUTH (apt 2FLOOR), issued 2026-09-23. HPD violation 19237671
• Class A: Damaged plaster or paint (hallway). 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, issued 2026-09-23. HPD violation 19237676
• Class A: Gas defect (hallway). HMC: 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 AT PUBLIC HALL, 1st STORY, issued 2026-09-23. HPD violation 19237677

311 housing complaints

6 in the last 12 months, 6 in 5 years. Most common: Unsanitary Condition (4), Heat/Hot Water (2).

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: No bedbug filing on record for this year
• 2022: No bedbug filing on record for this year
• 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

No rent-stabilized units on the tax bill.

Rent-stabilized units on city tax bills: 0 in 2024, 0 in 2007. Source: DOF tax bills for 2007 and 2024; years with no bill on file are left out.

Owner and management

Owner: Yonghong Xu. Managing agent: Yonghong Xu. See the full portfolio.

Last HPD registration May 12, 2026. Registration on file through Sep 1, 2026; renewal not yet in the city's data.

Tax lot and city IDs

BBL 4015650008, HPD building ID 835565. HPD Online, ACRIS, DOB BIS.

Nearest subway

• 90 St-Elmhurst Av (7), 3 min walk
• Junction Blvd (7), 6 min walk
• 82 St-Jackson Hts (7), 10 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.