670 St Marks Avenue

670 St Marks Avenue in Crown Heights, Brooklyn, has 13 open HPD violations, 6 of them class C, and 9 of 10 units are rent-stabilized, as of Oct 26, 2026. StreetSpy grade: C (65/100).

Multi-family walk-up · 10 units · Built 1930

StreetSpy grade: C (Fair, 65/100)

• 6 immediately hazardous violations open (the class that covers no heat, pests, lead paint and similar).
• No housing complaints to 311 in the last 12 months.
• The owner's bedbug filings report no infested units in the last 3 years.
• 9 of 10 units are rent-stabilized; 10 on the 2007 tax bill.

More open violations per unit than 7 in 10 Brooklyn buildings this size.

• Repairs: High (13 open, 6 class C), 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 27, 2026
• Safety: Clear (1 open DOB violation), records as of Oct 26, 2026
• Registration: Renewal not yet in city data, records as of Oct 3, 2026

How the grade works

Housing code violations (HPD)

13 open violations: 6 class C (immediately hazardous), 4 class B, 3 class A. 1 issued in the last 12 months. 24 on record. Oldest open violation issued 2007-09-05. Newest violation issued 2026-05-06.

HPD recorded no violation closed here in the last 12 months.

• Class C: No heat / heating defect (hallway). PROVIDE READY ACCESS TO BUILDINGS HEATING SYSTEM ,DOOR LOCKED AT PUBLIC HALL, 1st STORY, issued 2013-02-11. HPD violation 9731899
• Class C: Leak or water damage (basement). & 309 M/D LAW ABATE THE NUISANCE CONSISTING OF CONCEALED WATER LEAK CEILING & WALL BASEMENT FRONT ER1., issued 2008-06-25. HPD violation 2163060
• Class C: No heat / heating defect (hallway). D26-17.10 ADM CODE POST NOTICE, IN FORM APPROVED BY THE DEPARTMENT, STATING THE NAME AND LOCATION OF THE PERSON DESIGNATED BY THE OWNER TO HAVE KEY TO BUILDING'S HEATING SYSTEM 1 STY PUBLIC HALL & ON BOILER ROOM DOOR., issued 2008-06-25. HPD violation 2163056
• Class C: Leak or water damage (basement). & 309 M/D LAW ABATE THE NUISANCE CONSISTING OF CASCADING WATER LEAK CEILING CELLAR FRONT ER1., issued 2008-06-25. HPD violation 2163059
• Class C: Sprinkler or standpipe defect. & 309 M/D LAW ABATE THE NUISANCE CONSISTING OF SPRINKLER MAIN SHUT OFF IN STREET BY CITY DEPT ER1., issued 2008-06-25. HPD violation 2108544
• Class C: Sprinkler or standpipe defect. PROVIDE WATER SUPPLY SPRINKLER SYSTEM ALL STYS ER1., issued 2008-06-25. HPD violation 2108546
• Class B: Missing or broken smoke / CO detector, 2nd floor. REPAIR OR REPLACE THE SMOKE DETECTOR DEFECTIVE LOCATED AT APT 6, 2nd STORY, APARTMENT AT SOUTH (apt 6), issued 2013-11-15. HPD violation 10035899
• Class B: Missing or broken smoke / CO detector, 2nd floor. SECTION 27-2046.1 HMC: REPAIR OR REPLACE THE CARBON MONOXIDE DETECTING DEVICE(S). DEFECTIVE LOCATED AT APT 6, 2nd STORY, APARTMENT AT SOUTH (apt 6), issued 2013-11-15. HPD violation 10035900

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: 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

9 of 10 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: 9 in 2024, 10 in 2007. Source: DOF tax bills for 2007 and 2024; years with no bill on file are left out.

Owner and management

Owner: 670 ST MARKS INC. Head officer: JAY R MARSHALL. Managing agent: 670 St Marks Ave Inc. See the full portfolio.

Last HPD registration Oct 11, 2025. Registration on file through Sep 1, 2026; renewal not yet in the city's data.

Tax lot and city IDs

BBL 3012260023, HPD building ID 374950. HPD Online, ACRIS, DOB BIS.

Nearest subway

• Park Pl (S), 6 min walk
• Nostrand Av (3), 7 min walk
• Nostrand Av (A, C), 8 min walk

How the grade is calculated

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.