307 Flatbush Avenue
307 Flatbush Avenue in Prospect Heights, Brooklyn, has 8 open HPD violations, 1 of them class C, and 5 of 8 units are rent-stabilized, as of Oct 25, 2026. StreetSpy grade: C (65/100).
Mixed residential & commercial · 8 units · Built 1889
StreetSpy grade: C (Fair, 65/100)
- 1 immediately hazardous violation 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 21 buildings' registrations; 8 graded D or F.
- 5 of 8 units are rent-stabilized; 7 on the 2007 tax bill.
More open violations per unit than 5 in 10 Brooklyn buildings this size.
- Repairs: High (8 open, 1 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)
8 open violations: 1 class C (immediately hazardous), 4 class B, 3 class A. 0 issued in the last 12 months. 12 on record. Oldest open violation issued 2008-07-01. Newest violation issued 2022-02-24. No new HPD violation has been issued here since 2022. 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). 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 2010-06-14. HPD violation 8464911
- Class B: Fire escape defect. , 2007 ADM CODE REMOVE ALL ENCUMBRANCES CONSISTING OF FLOWER POTS AT 3RD AND 5TH STORY BALCONY AT FIRE ESCAPE AT BUILDING FRONT., issued 2010-06-18. HPD violation 8473497
- Class B: Roof defect (roof). & 309 M/D LAW ABATE THE NUISANCE CONSISTING OF ANTENNA WIRES RUNNING AT ROOF, issued 2010-06-14. HPD violation 8464908
- Class B: Broken window or sash. D26-10.01 ADM CODE REPLACE WITH NEW THE BROKEN OR DEFECTIVE GLASS LOWER SASH SOUTH WINDOW 5 STY REAR APT 7 WEST ROOM. , SECTION '' '' (apt 7), issued 2008-07-01. HPD violation 1458383
- Class B: Damaged plaster or paint, bathroom. D26-10.01 ADM CODE PROPERLY REPAIR WITH SIMILAR MATERIAL THE BROKEN OR DEFECTIVE CERAMIC TILE WALL 5 STY REAR APT 7 BATHROOM. , SECTION '' '' (apt 7), issued 2008-07-01. HPD violation 1458382
- Class A: Missing or broken smoke / CO detector (hallway). HMC: POST A PROPER NOTICE OF CARBON MONOXIDE DETECTING DEVICE REQUIREMENTS, IN A FORM APPROVED BY THE COMMISSIONER, IN A COMMON AREA OF A CLASS A MULTIPLE DWELLING NEAR INSPECTION CERTIFICATE OR PROVIDE NOTICE TO TENANTS IN A PRIVATE DWELLING. AT PUBLIC HALL, 1st STORY, issued 2010-06-14. HPD violation 8464909
- Class A: Floor or stair defect (hallway). , M/D LAW AND DEPT. RULES AND REGS. PROVIDE A COMPLETED CERTIFICATE OF INSPECTION VISITS IN A PROPER FRAME AT OR NEAR MAILBOXES, BOTTOM EDGE OF FRAME BETWEEN 48-62 INCHES ABOVE FLOOR ... AT PUBLIC HALL, 1st STORY, issued 2010-06-14. HPD violation 8464910
- Class A: Floor or stair defect (hallway). PAINT OR POST A SIGN INDICATING FLOORS ALL STORIES AT PUBLIC HALL, issued 2010-06-14. HPD violation 8464912
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. 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
5 of 8 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: 5 in 2024, 7 in 2007. Source: DOF tax bills for 2007 and 2024; years with no bill on file are left out.
Owner and management
Owner: MBS REALTY, LLC. Head officer: HOWARD HERSHKOVICH. Managing agent: TISSA MANAGEMENT. This owner has 21 buildings on record, 8 graded D or F. See the full portfolio.
Last HPD registration Sep 11, 2025. Registration on file through Sep 1, 2026; renewal not yet in the city's data.
Tax lot and city IDs
BBL 3011570015, HPD building ID 292751. HPD Online, ACRIS, DOB BIS.
Nearest subway
- 7 Av (B, Q), 2 min walk
- Bergen St (2, 3), 4 min walk
- Grand Army Plaza (2, 3), 5 min walk
How the grade is calculated
| Factor | On record | Points |
|---|---|---|
| Open HPD violations | 8 open (1 class C, 4 class B, 3 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 | 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.