861 St Marks Avenue
861 St Marks Avenue in Crown Heights, Brooklyn, has 29 open HPD violations, 1 of them class C, and no rent-stabilized units are on its tax bill, as of Oct 26, 2026. StreetSpy grade: D (57/100).
Multi-family walk-up · 8 units · Built 1898
StreetSpy grade: D (Poor, 57/100)
- 1 immediately hazardous violation open (the class that covers no heat, pests, lead paint and similar).
- The head officer on this registration is named on 2 buildings' registrations; 2 graded D or F.
- No housing complaints to 311 in the last 12 months.
- 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 7 in 10 Brooklyn buildings this size.
- Repairs: High (29 open, 1 class C), records as of Oct 26, 2026
- Heat and hot water: No complaints, 12 mo, records as of Oct 25, 2026
- Pests: Clear (No bedbug filing, 3 yr), records as of Oct 27, 2026
- Safety: Medium (1 open DOB violation), records as of Oct 26, 2026
- Registration: Renewal not yet in city data, records as of Oct 3, 2026
Housing code violations (HPD)
29 open violations: 1 class C (immediately hazardous), 10 class B, 18 class A. 1 issued in the last 12 months. 50 on record. Oldest open violation issued 2007-08-30. Newest violation issued 2026-05-06.
HPD recorded no violation closed here in the last 12 months.
- 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 PUBLIC HALL, 1st STORY, issued 2017-10-04. HPD violation 12000876
- Class B: Damaged plaster or paint, 1st room from the north, 3rd floor. REPAIR THE BROKEN OR DEFECTIVE PLASTERED SURFACES AND PAINT IN A UNIFORM COLOR THE NORTH WALL, CEILING, EAST WALL IN THE 1st ROOM FROM NORTH LOCATED AT APT 3C, 3rd STORY, 1st APARTMENT FROM SOUTH AT WEST (apt 3C), issued 2018-08-21. HPD violation 12534156
- Class B: Self-closing door not working, 3rd floor. , 2007 ADM CODE ARRANGE AND MAKE SELF-CLOSING THE DOORS , IN THE ENTRANCE LOCATED AT APT 3C, 3rd STORY, 1st APARTMENT FROM SOUTH AT WEST (apt 3C), issued 2018-08-21. HPD violation 12534152
- Class B: Damaged plaster or paint, 3rd floor. REPAIR THE BROKEN OR DEFECTIVE PLASTERED SURFACES AND PAINT IN A UNIFORM COLOR THE WEST WALL, EAST WALL, SOUTH WALL IN THE PRIVATE HALLWAY LOCATED AT APT 3C, 3rd STORY, 1st APARTMENT FROM SOUTH AT WEST (apt 3C), issued 2018-08-21. HPD violation 12534155
- Class B: Mice, throughout the apartment, 3rd floor. ADMIN. CODE: ABATE THE NUISANCE CONSISTING OF MICE IN THE ENTIRE APARTMENT LOCATED AT APT 3C, 3rd STORY, 1st APARTMENT FROM SOUTH AT WEST (apt 3C), issued 2018-08-21. HPD violation 12534153
- Class B: Damaged plaster or paint, foyer, 1st floor. REPAIR THE BROKEN OR DEFECTIVE PLASTERED SURFACES AND PAINT IN A UNIFORM COLOR , CEILING, NORTH WALL IN THE FOYER LOCATED AT APT 1F, 1st STORY, 1st APARTMENT FROM SOUTH AT WEST (apt 1F), issued 2017-02-02. HPD violation 11630410
- Class B: Damaged plaster or paint, 3rd room from the north, 1st floor. REPAIR THE BROKEN OR DEFECTIVE PLASTERED SURFACES AND PAINT IN A UNIFORM COLOR , EAST WALL, CEILING IN THE 3rd ROOM FROM NORTH LOCATED AT APT 1F, 1st STORY, 1st APARTMENT FROM SOUTH AT WEST (apt 1F), issued 2017-02-02. HPD violation 11630412
- Class B: Door, lock or intercom defect (entrance). D26-10.01 ADM CODE ABATE THE NUISANCE CONSISTING OF DOUBLE CYLINDER LOCK ON ENTRANCE DOOR TO 5TH STY APT 5R. , SECTION '' '' (apt 5R), issued 2008-06-26. HPD violation 2164079
311 housing complaints
0 in the last 12 months, 0 in 5 years.
Bedbugs
No bedbug filing on record for the last 3 years. 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: No bedbug filing on record for this year
- 2024: No bedbug filing on record for this year
- 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)
1 open DOB violation, a Local Law violation issued before 2000. 3 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: RICHARD N OSBORNE 861 LLC. Head officer: BRIAN T OSBORNE. Managing agent: RICHARD N OSBORNE 861 LLC. This owner has 2 buildings on record, 2 graded D or F. See the full portfolio.
Last HPD registration Jul 22, 2025. Registration on file through Sep 1, 2026; renewal not yet in the city's data.
Tax lot and city IDs
BBL 3012220068, HPD building ID 375021. HPD Online, ACRIS, DOB BIS.
Nearest subway
- Kingston-Throop Avs (C), 7 min walk
- Kingston Av (3), 8 min walk
- Nostrand Av (A, C), 10 min walk
How the grade is calculated
| Factor | On record | Points |
|---|---|---|
| Open HPD violations | 29 open (1 class C, 10 class B, 18 class A) | −40 |
| 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 2026-10-28.