7809 21st Avenue
7809 21st Avenue in Bensonhurst, Brooklyn, has 4 open HPD violations, and no rent-stabilized units are on its tax bill, as of Oct 26, 2026. StreetSpy grade: C (73/100).
Multi-family walk-up · 4 units · Built 1931
StreetSpy grade: C (Fair, 73/100)
- 4 open housing violations, none in the most serious class.
- No housing complaints to 311 in the last 12 months.
- 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 5 in 10 Brooklyn buildings this size.
- Repairs: Medium (4 open), records as of Oct 26, 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 28, 2026
- Safety: Clear (No open DOB violations), records as of Oct 26, 2026
- Registration: Through Sep 1, 2027, records as of Oct 3, 2026
Housing code violations (HPD)
4 open violations: 0 class C (immediately hazardous), 2 class B, 2 class A. 1 issued in the last 12 months. 15 on record. Oldest open violation issued 2008-08-07. Newest violation issued 2026-05-01.
0 closed in the last 90 days. Median 20 days from issue to close for the 1 violations closed in the last 12 months.
- Class B: Missing or broken smoke / CO detector, 1st floor. SECTION 27-2046.1, 2046.2 HMC: PROVIDE AN APPROVED AND OPERATIONAL CARBON MONOXIDE DETECTING DEVICE, INSTALLED IN ACCORDANCE WITH APPLICABLE LAW AND RULES. LOCATED AT APT 1F, 1st STORY, 1st APARTMENT FROM EAST AT SOUTH (apt 1F), issued 2011-01-03. HPD violation 8749261
- Class B: Lighting defect (entrance). D26-19.07 ADM CODE PROVIDE ADEQUATE LIGHTING AT OR NEAR THE OUTSIDE OF THE FRONT ENTRANCEWAY OF THE BUILDING AND KEEP SAME BURNING FROM SUNSET EVERY DAY TO SUNRISE ON THE DAY FOLLOWING 50 WATTS FRONT., issued 2008-08-07. HPD violation 1011856
- Class A: Damaged plaster or paint, 1st room from the north, 1st floor. SECTION 300 M/D LAW FILE PLANS AND APPLICATION AND LEGALIZE THE FOLLOWING ALTERATION OR RESTORE TO THE LEGAL CONDITION EXISTING PRIOR TO THE MAKING OF SAID ALTERATION ACOUSTIC TILES AT SUSPENDED CEILING IN THE 1st ROOM FROM NORTH LOCATED AT APT 1F, 1st STORY, 1st APARTMENT FROM SOUTH AT WEST (apt 1F), issued 2011-01-03. HPD violation 8749258
- Class A: Damaged plaster or paint, kitchen, 1st floor. SECTION 300 M/D LAW FILE PLANS AND APPLICATION AND LEGALIZE THE FOLLOWING ALTERATION OR RESTORE TO THE LEGAL CONDITION EXISTING PRIOR TO THE MAKING OF SAID ALTERATION ACOUSTIC TILES AT SUSPENDED CEILING IN THE KITCHEN LOCATED AT APT 1F, 1st STORY, 1st APARTMENT FROM SOUTH AT WEST (apt 1F), issued 2011-01-03. HPD violation 8749259
311 housing complaints
0 in the last 12 months, 0 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: No bedbug filing on record for this year
- 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
No rent-stabilized units on the tax bill.
Owner and management
Owner: WenHao WANG. Managing agent: XUEFENG SHI. See the full portfolio.
Last HPD registration Jul 30, 2026, valid through Sep 1, 2027.
Tax lot and city IDs
BBL 3062640005, HPD building ID 145368. HPD Online, ACRIS, DOB BIS.
Nearest subway
- Bay Pkwy (D), 8 min walk
- 20 Av (D), 8 min walk
- 18 Av (D), 11 min walk
How the grade is calculated
| Factor | On record | Points |
|---|---|---|
| Open HPD violations | 4 open (2 class B, 2 class A) | −27 |
| 311 housing complaints (12 mo) | None | 0 |
| Bedbug reports (3 yr) | None reported | 0 |
| Executed evictions (3 yr) | None | 0 |
| Housing litigation | No open cases | 0 |
| Open DOB violations | None | 0 |
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.