20 Seaman Avenue
20 Seaman Avenue in Inwood, Manhattan, has 23 open HPD violations, 11 of them class C, and 65 of 65 units are rent-stabilized, as of Oct 24, 2026. StreetSpy grade: C (69/100).
Multi-family elevator · 65 units · Built 1926
StreetSpy grade: C (Fair, 69/100)
- 11 immediately hazardous violations open (the class that covers no heat, pests, lead paint and similar).
- 2 open violations are classified rent-impairing under NY Multiple Dwelling Law section 302-a.
- 9 heat or hot water complaints to 311 in the last 12 months.
- 65 of 65 units are rent-stabilized; 64 on the 2007 tax bill.
More open violations per unit than 7 in 10 Manhattan buildings this size.
- Repairs: Medium (23 open, 11 class C), records as of Oct 24, 2026
- Heat and hot water: 9 complaints, 12 mo, records as of Oct 23, 2026
- Pests: Clear (Owner reported none, 3 yr), records as of Oct 26, 2026
- Safety: Clear (No open DOB violations), records as of Oct 23, 2026
- Registration: Renewal not yet in city data, records as of Oct 3, 2026
Housing code violations (HPD)
23 open violations: 11 class C (immediately hazardous), 8 class B, 4 class A. 3 issued in the last 12 months. 88 on record. Oldest open violation issued 2020-01-06. Newest violation issued 2026-09-25.
2 closed in the last 90 days. Median 104 days from issue to close for the 10 violations closed in the last 12 months.
2 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: Mice, throughout the apartment, 4th floor. HMC ADM CODE: § 27-2017.4 ABATE THE INFESTATION CONSISTING OF MICE IN THE ENTIRE APARTMENT LOCATED AT APT 4G, 4th STORY, 1st APARTMENT FROM NORTH AT EAST , SECTION ''South'' (apt 4G), issued 2026-09-02. HPD violation 19181632
- Class C: Roaches, throughout the apartment, 4th floor. HMC ADM CODE: § 27-2017.4 ABATE THE INFESTATION CONSISTING OF ROACHES IN THE ENTIRE APARTMENT LOCATED AT APT 4F, 4th STORY, 1st APARTMENT FROM SOUTH AT WEST (apt 4F), issued 2025-08-25. HPD violation 18175889
- Class C: Mice, throughout the apartment, 4th floor. HMC ADM CODE: § 27-2017.4 ABATE THE INFESTATION CONSISTING OF MICE IN THE ENTIRE APARTMENT LOCATED AT APT 4F, 4th STORY, 1st APARTMENT FROM SOUTH AT WEST (apt 4F), issued 2025-08-25. HPD violation 18175888
- Class C: Mice, throughout the apartment, 4th floor. HMC ADM CODE: § 27-2017.4 ABATE THE INFESTATION CONSISTING OF MICE IN THE ENTIRE APARTMENT LOCATED AT APT 4F, 4th STORY, 1st APARTMENT FROM NORTH AT EAST (apt 4F), issued 2025-07-22. HPD violation 18103725
- Class C: Roaches, throughout the apartment, 4th floor. HMC ADM CODE: § 27-2017.4 ABATE THE INFESTATION CONSISTING OF ROACHES IN THE ENTIRE APARTMENT LOCATED AT APT 4F, 4th STORY, 1st APARTMENT FROM NORTH AT EAST (apt 4F), issued 2025-07-22. HPD violation 18103724
- Class C: Self-closing door not working (hallway). , 2007 ADM CODE REMOVE DEVICE PREVENTING DOOR FROM BEING SELF-CLOSING HOOK AND EYE AT BUILDING ENTRANCE DOOR AT PUBLIC HALL, 1st STORY, issued 2025-07-22. HPD violation 18103731
- Class C: No hot water, throughout the apartment, 4th floor. PROVIDE HOT WATER AT ALL HOT WATER FIXTURES IN THE ENTIRE APARTMENT LOCATED AT APT 4F, 4th STORY, 2nd APARTMENT FROM NORTH AT EAST , SECTION ''CENTER'' (apt 4F), issued 2025-01-17. HPD violation 17624485
- Class C: No heat / heating defect (basement). PROVIDE READY ACCESS TO BUILDINGS HEATING SYSTEM DOOR TO BOILER ROOM LOCKED AT BASEMENT, issued 2025-01-17. HPD violation 17624486
311 housing complaints
10 in the last 12 months, 62 in 5 years. Most common: Heat/Hot Water (9), Unsanitary Condition (1).
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)
No open DOB violations. 8 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
65 of 65 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: 65 in 2024, 64 in 2007. Source: DOF tax bills for 2007 and 2024; years with no bill on file are left out.
Owner and management
Owner: Seaman 20, LLC. Head officer: Scott Silverman. Managing agent: Bronstein Properties LLC. This owner has 84 buildings on record, 39 graded D or F. See the full portfolio.
Last HPD registration Aug 20, 2025. Registration on file through Sep 1, 2026; renewal not yet in the city's data.
Tax lot and city IDs
BBL 1022470041, HPD building ID 27533. HPD Online, ACRIS, DOB BIS.
Nearest subway
- Dyckman St (A), 2 min walk
- Inwood-207 St (A), 8 min walk
- Dyckman St (1), 9 min walk
How the grade is calculated
| Factor | On record | Points |
|---|---|---|
| Open HPD violations | 23 open (11 class C, 8 class B, 4 class A). 2 rent-impairing | −23 |
| 311 housing complaints (12 mo) | 10 | −8 |
| Bedbug reports (3 yr) | None reported | 0 |
| Executed evictions (3 yr) | None | 0 |
| Housing litigation | No open cases | 0 |
| Open DOB violations | None | 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.