509 17th Street
509 17th Street in Windsor Terrace, Brooklyn, has 4 open HPD violations, and 6 of 6 units are rent-stabilized, as of Oct 25, 2026. StreetSpy grade: C (68/100).
Multi-family walk-up · 6 units · Built 1931
StreetSpy grade: C (Fair, 68/100)
- 4 open housing violations, none in the most serious class.
- 2 open violations are classified rent-impairing under NY Multiple Dwelling Law section 302-a.
- No housing complaints to 311 in the last 12 months.
- 6 of 6 units are rent-stabilized.
More open violations per unit than 5 in 10 Brooklyn buildings this size.
- Repairs: High (4 open), 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: Renewal not yet in city data, records as of Oct 3, 2026
Housing code violations (HPD)
4 open violations: 0 class C (immediately hazardous), 3 class B, 1 class A. 0 issued in the last 12 months. 11 on record. Oldest open violation issued 2022-08-23. Newest violation issued 2025-06-06.
HPD recorded no violation closed here in the last 12 months.
2 open violations are classified rent-impairing under NY Multiple Dwelling Law section 302-a. Section 302-a; NY Courts guidance on getting repairs.
- Class B: Items blocking a hallway or exit (hallway). , 2007 ADM CODE REMOVE ALL ENCUMBRANCES CONSISTING OF BICYCLES AT PUBLIC HALL, 1st STORY, issued 2023-04-05. HPD violation 15904138
- Class B: Yard or exterior defect (entrance). PROPERLY REPAIR WITH SIMILAR MATERIAL THE BROKEN OR DEFECTIVE PAVEMENT AT TOP STEP PRECEDING BUILDING ENTRANCE (APPROX. 3 SQ. FT.) AT FRONT AREAWAY, issued 2022-10-03. HPD violation 15385602
- Class B: Door, lock or intercom defect, 1st floor. , 2007 ADM CODE REMOVE THE ILLEGAL FASTENING SLIDE BOLT WITH PROVISION FOR PADLOCK, ON THE DOOR IN THE ENTRANCE LOCATED AT APT 1R, 1st STORY, 2nd APARTMENT FROM WEST AT NORTH (apt 1R), issued 2022-08-23. HPD violation 15316286
- Class A: Damaged plaster or paint, west wall, foyer, 1st floor. PROPERLY REPAIR THE BROKEN OR DEFECTIVE BELL BUZZER INTERCOMMUICTION SYSTEM, FROM THE BUILDING ENTRANCE TO THE PANEL ON THE WEST WALL IN THE FOYER LOCATED AT APT 1R, 1st STORY, 2nd APARTMENT FROM WEST AT NORTH (apt 1R), issued 2022-08-23. HPD violation 15316285
311 housing complaints
0 in the last 12 months, 4 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: No bedbug filing on record for this year
- 2023: Owner reported 0 infested units
- 2022: Owner reported 0 infested units
- 2021: Owner reported 0 infested units
Buildings department (DOB)
No open DOB violations. 2 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
6 of 6 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: 6 in 2024, 6 in 2007. Source: DOF tax bills for 2007 and 2024; years with no bill on file are left out.
Owner and management
Owner: 509 LLC. Head officer: JOSEPH C FORZANO. Managing agent: 509 LLC. This owner has 2 buildings on record, 0 graded D or F. See the full portfolio.
Last HPD registration Sep 5, 2025. Registration on file through Sep 1, 2026; renewal not yet in the city's data.
Tax lot and city IDs
BBL 3008710066, HPD building ID 142653. HPD Online, ACRIS, DOB BIS.
Nearest subway
- 15 St-Prospect Park (F, G), 4 min walk
- 7 Av (F, G), 11 min walk
- Fort Hamilton Pkwy (F, G), 12 min walk
How the grade is calculated
| Factor | On record | Points |
|---|---|---|
| Open HPD violations | 4 open (3 class B, 1 class A). 2 rent-impairing | −32 |
| 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 2026-10-27.