736 Leonard Street
736 Leonard Street in Greenpoint, Brooklyn, has 16 open HPD violations, 3 of them class C, and 2 of 6 units are rent-stabilized, as of Oct 25, 2026. StreetSpy grade: D (52/100).
Multi-family walk-up · 6 units · Built 1930
StreetSpy grade: D (Poor, 52/100)
- 3 immediately hazardous violations open (the class that covers no heat, pests, lead paint and similar).
- 1 open violation is classified rent-impairing under NY Multiple Dwelling Law section 302-a.
- The head officer on this registration is named on 34 buildings' registrations; 7 graded D or F.
- 2 of 6 units are rent-stabilized; 6 on the 2007 tax bill.
More open violations per unit than 7 in 10 Brooklyn buildings this size.
- Repairs: High (16 open, 3 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: Medium (1 open DOB violation), records as of Oct 23, 2026
- Registration: Renewal not yet in city data, records as of Oct 3, 2026
Housing code violations (HPD)
16 open violations: 3 class C (immediately hazardous), 6 class B, 7 class A. 0 issued in the last 12 months. 22 on record. Oldest open violation issued 1993-10-26. Newest violation issued 2021-04-09. No new HPD violation has been issued here since 2021. 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 C: No heat / heating defect (hallway). PROVIDE READY ACCESS TO BUILDINGS HEATING SYSTEM BOILER ROOM DOOR LOCKED AT PUBLIC HALL, 1st STORY, issued 2005-01-18. HPD violation 5295647
- 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 AT BOILER ROOM DOOR AND AT PUBLIC HALL, 1st STORY, issued 2005-01-18. HPD violation 5295652
- Class C: Lead paint hazard. REMOVE OR COVER IN A MANNER APPROVED BY THE DEPARTMENT THE PEELING LEAD PAINT CEILING AND WEST WALL FRONT ROOM 1 STY NORTH APT 1L AMICO 383 4034 ER1 , SECTION '' '' (apt 1L), issued 1993-10-26. HPD violation 1660659
- Class B: Items blocking a hallway or exit (hallway). , 2007 ADM CODE REMOVE ALL ENCUMBRANCES CONSISTING OF HOUSE HOLD ITEMS OBSTRUCTING SCUTTLE LADDER AT PUBLIC HALL, 3rd STORY, issued 2005-01-18. HPD violation 5295641
- Class B: Door, lock or intercom defect, 3rd floor. PROPERLY REPAIR THE BROKEN OR DEFECTIVE DOOR IN THE ENTRANCE LOCATED AT APT 2L, 3rd STORY (apt 2L), issued 2005-01-18. HPD violation 5295608
- Class B: Mice, throughout the apartment, 3rd floor. ABATE THE NUISANCE CONSISTING OF VERMIN MICE IN THE ENTIRE APARTMENT LOCATED AT APT 2L, 3rd STORY (apt 2L), issued 2005-01-18. HPD violation 5295602
- Class B: Damaged plaster or paint (hallway). PROPERLY SECURE THE LOOSE CEILING LIGHT FIXTURE AT 1ST STORY PUBLIC HALL, issued 2005-01-18. HPD violation 5287848
- Class B: Damaged plaster or paint, kitchen, 3rd floor. REPAIR THE BROKEN OR DEFECTIVE PLASTERED SURFACES AND PAINT IN A UNIFORM COLOR CEILING IN THE KITCHEN LOCATED AT APT 2L, 3rd STORY (apt 2L), issued 2005-01-18. HPD violation 5295597
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)
1 open DOB violation, a Local Law violation issued before 2000. 1 DOB violation 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, 6 in 2007. Source: DOF tax bills for 2007 and 2024; years with no bill on file are left out.
Owner and management
Owner: KR 736 LEONARD LLC. Head officer: KRZYSZTOF ROSTEK. Managing agent: KRZYSZTOF ROSTEK. This owner has 34 buildings on record, 7 graded D or F. See the full portfolio.
Last HPD registration Jul 21, 2025. Registration on file through Sep 1, 2026; renewal not yet in the city's data.
Tax lot and city IDs
BBL 3025750053, HPD building ID 324712. HPD Online, ACRIS, DOB BIS.
Nearest subway
- Greenpoint Av (G), 3 min walk
- Nassau Av (G), 7 min walk
- Hunters Point Av (7), 18 min walk
How the grade is calculated
| Factor | On record | Points |
|---|---|---|
| Open HPD violations | 16 open (3 class C, 6 class B, 7 class A). 1 rent-impairing | −45 |
| 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 | 1 open DOB violation, a Local Law violation issued before 2000 | −3 |
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.