109 Diamond Street
109 Diamond Street in Greenpoint, Brooklyn, has 5 open HPD violations, and 2 of 6 units are rent-stabilized, as of Oct 26, 2026. StreetSpy grade: C (68/100).
Multi-family walk-up · 6 units · Built 1930
StreetSpy grade: C (Fair, 68/100)
- 5 open housing violations, none in the most serious class.
- 1 open violation is classified rent-impairing under NY Multiple Dwelling Law section 302-a.
- No housing complaints to 311 in the last 12 months.
- 2 of 6 units are rent-stabilized; 5 on the 2007 tax bill.
More open violations per unit than 5 in 10 Brooklyn buildings this size.
- Repairs: High (5 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)
5 open violations: 0 class C (immediately hazardous), 3 class B, 2 class A. 0 issued in the last 12 months. 5 on record. Oldest open violation issued 2007-09-12. Newest violation issued 2008-08-19. No new HPD violation has been issued here since 2008. Most of the open count is older violations that were never closed.
HPD recorded no violation closed here in the last 12 months.
1 open violation is classified rent-impairing under NY Multiple Dwelling Law section 302-a. Section 302-a; NY Courts guidance on getting repairs.
- Class B: Floor or stair defect, bathroom, 1st floor. PROPERLY REPAIR WITH SIMILAR MATERIAL THE BROKEN OR DEFECTIVE CONCRETE FLOOR. IN THE BATHROOM LOCATED AT APT 1R, 1st STORY (apt 1R), issued 2007-09-12. HPD violation 3798233
- Class B: Damaged plaster or paint, kitchen, 1st floor. REPAIR THE BROKEN OR DEFECTIVE PLASTERED SURFACES AND PAINT IN A UNIFORM COLOR NORTH AND SOUTH WALLS. IN THE KITCHEN LOCATED AT APT 1R, 1st STORY (apt 1R), issued 2007-09-12. HPD violation 3798278
- Class B: Gas defect, bathroom, 1st floor. REPAIR BY CLOSING SO AS TO BE GAS TIGHT ALL OPENINGS IN THE DRAIN PIPE UNDER SINK. IN THE BATHROOM LOCATED AT APT 1R, 1st STORY (apt 1R), issued 2007-09-12. HPD violation 3798302
- Class A: Damaged plaster or paint (hallway). D26-10.01 ADM CODE REPAIR THE BROKEN OR DEFECTIVE PLASTERED SURFACES AND PAINT IN A UNIFORM COLOR WALL 1 STY PUBLIC HALL., issued 2008-08-19. HPD violation 1299396
- Class A: Damaged plaster or paint, throughout the apartment, 1st floor. PAINT WITH LIGHT COLORED PAINT TO THE SATISFACTION OF THIS DEPARTMENT ALL WALLS AND CEILINGS THROUGHOUT. IN THE ENTIRE APARTMENT LOCATED AT APT 1R, 1st STORY (apt 1R), issued 2007-09-12. HPD violation 3798267
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: Owner reported 0 infested units
- 2022: Owner reported 0 infested units
- 2021: Owner reported 0 infested units
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
2 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: 2 in 2024, 5 in 2007. Source: DOF tax bills for 2007 and 2024; years with no bill on file are left out.
Owner and management
Owner: MIROSLAW GRODZKI. See the full portfolio.
Last HPD registration Jul 30, 2026, valid through Sep 1, 2027.
Tax lot and city IDs
BBL 3026510015, HPD building ID 233064. HPD Online, ACRIS, DOB BIS.
Nearest subway
- Nassau Av (G), 5 min walk
- Greenpoint Av (G), 10 min walk
- Bedford Av (L), 16 min walk
How the grade is calculated
| Factor | On record | Points |
|---|---|---|
| Open HPD violations | 5 open (3 class B, 2 class A). 1 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 2026-10-28.