304 10th Street
304 10th Street in Park Slope, Brooklyn, has 7 open HPD violations, 1 of them class C, and 15 of 25 units are rent-stabilized, as of Oct 24, 2026. StreetSpy grade: D (62/100).
Multi-family walk-up · 25 units · Built 1913
StreetSpy grade: D (Poor, 62/100)
- 1 immediately hazardous violation open (the class that covers no heat, pests, lead paint and similar).
- 6 heat or hot water complaints to 311 in the last 12 months.
- The head officer on this registration is named on 10 buildings' registrations; 4 graded D or F.
- 15 of 25 units are rent-stabilized; 46 on the 2007 tax bill.
- Repairs: Medium (7 open, 1 class C), records as of Oct 24, 2026
- Heat and hot water: 6 complaints, 12 mo, records as of Oct 23, 2026
- Pests: Clear (Owner reported none, 3 yr), records as of Oct 26, 2026
- Safety: Clear (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)
7 open violations: 1 class C (immediately hazardous), 4 class B, 2 class A. 41 issued in the last 12 months. 539 on record. Oldest open violation issued 2025-02-24. Newest violation issued 2026-10-01.
10 closed in the last 90 days. Median 177 days from issue to close for the 97 violations closed in the last 12 months.
- Class C: Lead paint hazard, 5th floor. , 27-2056.8, 27-2056.9 ADM CODE -CERTIFY COMPLIANCE WITH LEAD-BASED PAINT HAZARD CONTROL REQUIREMENTS DURING PERIOD OF UNIT VACANCY BY PERFORMING ACTIVITIES NECESSARY TO ABATE TESTED LEAD-BASED PAINT FROM REQUIRED WINDOW AND/OR DOOR FRICTION SURFACES FOR APARTMENT AND MAKE FLOORS SMOOTH AND CLEANABLE, POSITIVE LEAD-BASED PAINT IN AN APARTMENT WITH A CHILD UNDER SIX LOCATED AT APT 21, 5th STORY, 1st APARTMENT FROM WEST AT NORTH (apt 21), issued 2025-02-24. HPD violation 17715595
- Class B: Floor or stair defect, 1st room from the north, 4th floor. PROPERLY REPAIR WITH SIMILAR MATERIAL THE BROKEN OR DEFECTIVE VINYL FLOOR TILES IN THE 1st ROOM FROM NORTH LOCATED AT APT 18, 4th STORY, 1st APARTMENT FROM SOUTH AT WEST (apt 18), issued 2026-10-01. HPD violation 19267112
- Class B: Damaged plaster or paint, 1st room from the north, 4th floor. REPAIR THE BROKEN OR DEFECTIVE PLASTERED SURFACES AND PAINT IN A UNIFORM COLOR CEILING AND ALL WALLS IN THE 1st ROOM FROM NORTH LOCATED AT APT 18, 4th STORY, 1st APARTMENT FROM SOUTH AT WEST (apt 18), issued 2026-10-01. HPD violation 19267108
- Class B: Damaged plaster or paint, ceiling, bathroom, 4th floor. REPAIR THE BROKEN OR DEFECTIVE PLASTERED SURFACES AND PAINT IN A UNIFORM COLOR AT CEILING AND ALL WALLS IN THE BATHROOM LOCATED AT APT 18, 4th STORY, 1st APARTMENT FROM SOUTH AT WEST (apt 18), issued 2026-10-01. HPD violation 19267106
- Class B: Damaged plaster or paint, bathroom, 4th floor. PROPERLY REPAIR WITH SIMILAR MATERIAL THE BROKEN OR DEFECTIVE CERAMIC WALL TILES AT BATHTUB IN THE BATHROOM LOCATED AT APT 18, 4th STORY, 1st APARTMENT FROM SOUTH AT WEST (apt 18), issued 2026-10-01. HPD violation 19267101
- Class A: Door, lock or intercom defect, bathroom, 4th floor. HMC: PROPERLY REPAIR OR REPLACE THE BROKEN OR DEFECTIVE ENTRANCE DOOR IN THE BATHROOM LOCATED AT APT 18, 4th STORY, 1st APARTMENT FROM SOUTH AT WEST (apt 18), issued 2026-10-01. HPD violation 19267118
- Class A: Mold, bathroom, 4th floor. CLEANSE TO THE SATISFACTION OF THIS DEPARTMENT THE VISIBLE EVIDENCE OF MOLD AT GROUT JOINTS AT BATHTUB IN THE BATHROOM LOCATED AT APT 18, 4th STORY, 1st APARTMENT FROM SOUTH AT WEST (apt 18), issued 2026-10-01. HPD violation 19267103
311 housing complaints
26 in the last 12 months, 95 in 5 years. Most common: Water Leak (7), Heat/Hot Water (6), Plumbing (5), Door/Window (4), Paint/Plaster (3).
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: No bedbug filing on record for this year
- 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. 4 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
15 of 25 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: 15 in 2024, 46 in 2007. Source: DOF tax bills for 2007 and 2024; years with no bill on file are left out.
Owner and management
Owner: 298-304 10TH STREET OWNER LLC. Head officer: ZACHARY KADDEN. Managing agent: FirstService Residential. This owner has 10 buildings on record, 4 graded D or F. See the full portfolio.
Last HPD registration Aug 21, 2025. Registration on file through Sep 1, 2026; renewal not yet in the city's data.
Tax lot and city IDs
BBL 3010160005, HPD building ID 136102. HPD Online, ACRIS, DOB BIS.
Nearest subway
- 4 Av-9 St (F, G), 2 min walk
- 4 Av-9 St (R), 2 min walk
- Prospect Av (R), 7 min walk
How the grade is calculated
| Factor | On record | Points |
|---|---|---|
| Open HPD violations | 7 open (1 class C, 4 class B, 2 class A) | −18 |
| 311 housing complaints (12 mo) | 26 | −20 |
| 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 | 0 |
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.