340 St Marks Avenue
340 St Marks Avenue in Prospect Heights, Brooklyn, has 184 open HPD violations, 29 of them class C, and no rent-stabilized units are on its tax bill, as of Oct 25, 2026. StreetSpy grade: F (49/100).
Co-op (HDFC) · Multi-family walk-up · 6 units · Built 1931
A limited-equity co-op held by a Housing Development Fund Corporation: the residents own shares, so a rental here is a sublet that usually needs board approval, and HDFC co-ops often limit sublets and resale prices. Co-op units are not rent-stabilized. How HDFCs are ranked
StreetSpy grade: F (Severe, 49/100)
- 306.7 open HPD violations per 10 units, about 31 per apartment. The grade is F for that alone.
- 29 immediately hazardous violations open (the class that covers no heat, pests, lead paint and similar).
- 9 open violations are classified rent-impairing under NY Multiple Dwelling Law section 302-a.
- A co-op: renting here is a sublet, usually with board approval and a time limit; units are not rent-stabilized.
- Repairs: Grade capped at F (184 open, 29 class C), records as of Oct 25, 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: High (2 open DOB violations), records as of Oct 23, 2026
- Registration: Expired Nov 1, 2020, records as of Oct 3, 2026
Housing code violations (HPD)
184 open violations: 29 class C (immediately hazardous), 113 class B, 35 class A, 7 class I (HPD orders such as lead paint or heat orders, not a hazard class). 1 issued in the last 12 months. 224 on record. Oldest open violation issued 2002-07-03. Newest violation issued 2026-05-05.
HPD recorded no violation closed here in the last 12 months.
9 open violations are classified rent-impairing under NY Multiple Dwelling Law section 302-a. Section 302-a; NY Courts guidance on getting repairs.
- Class C: Self-closing door not working (hallway). , 27-2007, 27-2041.1 HMC, §238, § 309; § 107 (2) ( C) MDL AND 28 RCNY §25-171: REPLACE OR REPAIR THE SELF-CLOSING DOORS THAT IS MISSING OR DEFECTIVE HINGES AT ENTRANCE DOOR TO BUIDLING , AT PUBLIC HALL, 1st STORY, issued 2025-06-30. HPD violation 18062690
- Class C: Lead paint hazard, 1st closet from the north, east wall, 4th room from the north, 1st floor. - CORRECT THE LEAD-BASED PAINT HAZARD - PAINT THAT TESTED POSITIVE FOR LEAD CONTENT AND THAT IS PEELING OR ON A DETERIORATED SUBSURFACE - USING WORK PRACTICES SET FORTH IN 28 RCNY §11-06(B)(2) 1st CLOSET FROM NORTH AT EAST WALL DOOR FRAME, 1st DOOR FRAME FROM WEST AT NORTH WALL, NORTH WALL, SOUTH WALL, EAST WALL, WEST WALL, 1st WINDOW FRAME FROM EAST AT SOUTH WALL IN THE 4th ROOM FROM NORTH AT EAST LOCATED AT APT 1F, 1st STORY, 1st APARTMENT FROM SOUTH AT WEST (apt 1F), issued 2025-06-30. HPD violation 18062838
- Class C: Broken window or sash (hallway). HMC: PROPERLY REPAIR OR REPLACE THE BROKEN OR DEFECTIVE GLASS AT ENTRANCE DOOR TO BUIL.DING AT PUBLIC HALL, 1st STORY, issued 2025-06-30. HPD violation 18062681
- Class C: Door, lock or intercom defect (hallway). , 2007 ADM CODE REMOVE THE ILLEGAL FASTENING DOUBLE CYLINDER KEY OPERATED LOCK AT ENTRANCE DOOR TO BUILDING , AT PUBLIC HALL, 1st STORY, issued 2025-06-30. HPD violation 18062683
- Class C: Leak or water damage, bathroom, 1st floor. REPAIR THE LEAKY AND/OR DEFECTIVE FAUCETS AT BATHTUB EAST WALL IN THE BATHROOM LOCATED AT APT 1F, 1st STORY, 1st APARTMENT FROM SOUTH AT WEST (apt 1F), issued 2025-06-30. HPD violation 18062671
- Class C: Damaged plaster or paint, 1st floor. HMC: PROPERLY REPAIR OR REPLACE THE BROKEN OR DEFECTIVE SPRING BALANCES AT, LOWER SASH WINDOW TO, WEST WALL, IN THE PRIVATE HALLWAY LOCATED AT APT 1F, 1st STORY, 1st APARTMENT FROM SOUTH AT WEST (apt 1F), issued 2025-06-30. HPD violation 18062662
- Class C: Missing window guards, throughout the apartment, 1st floor. HMC INSTALL THE MISSING OR REPAIR/REPLACE THE DEFECTIVE WINDOW GUARD(S) IN ACCORDANCE WITH THE SPECIFICATIONS OF THE NEW YORK CITY HEALTH CODE SECTION 24 RCNY CHAPTER 12. WG TO INSTALL = 3; WG TO REPLACE = 0; WG TO REPAIR = 0; IN THE ENTIRE APARTMENT LOCATED AT APT 1F, 1st STORY, 1st APARTMENT FROM SOUTH AT WEST (apt 1F), issued 2025-06-30. HPD violation 18062657
- Class C: Lead paint hazard, 1st door from the west, north wall, 4th room from the north, 1st floor. - CORRECT THE LEAD-BASED PAINT HAZARD-PAINT THAT IS XRF TESTED INCONCLUSIVE FOR LEAD CONTENT AT 0.5MG/CM2 AND IS PRESUMED LEAD PAINT AS SET FORTH IN (28 RCNY §11-07(b)) AND THAT IS PEELING OR ON A DETERIORATED SUBSURFACE-USING WORK PRACTICES SET FORTH IN 28 RCNY §11-06(b)(2) 1st DOOR FROM WEST AT NORTH WALL IN THE 4th ROOM FROM NORTH AT EAST LOCATED AT APT 1F, 1st STORY, 1st APARTMENT FROM SOUTH AT WEST (apt 1F), issued 2025-06-30. HPD violation 18062839
311 housing complaints
0 in the last 12 months, 23 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)
2 open DOB violations, 1 of them Local Law violations issued before 2000. 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
No rent-stabilized units on the tax bill.
Owner and management
Owner: 340 ST MARKS'S AVE HDFC. Head officer: BETTYE J LATHAM. Managing agent: 340 ST MARKS AVE HDFC. See the full portfolio.
Last HPD registration Feb 24, 2020. HPD registration expired Nov 1, 2020 and had not been renewed as of Oct 3, 2026. Buildings with 3+ units must register with HPD every year.
Tax lot and city IDs
BBL 3011530025, HPD building ID 374748. HPD Online, ACRIS, DOB BIS.
Nearest subway
- Eastern Pkwy-Brooklyn Museum (2, 3), 8 min walk
- Grand Army Plaza (2, 3), 8 min walk
- Park Pl (S), 8 min walk
How the grade is calculated
| Factor | On record | Points |
|---|---|---|
| Open HPD violations | 184 open (29 class C, 113 class B, 35 class A, 7 class I). 9 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 | 2 open DOB violations, 1 of them Local Law violations issued before 2000 | −5 |
| Density cap | 306.7 per 10 units (about 31 per apartment). Grade capped at F: 100 or more open HPD violations per 10 units. | −1 |
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.