450 Riverside Drive
450 Riverside Drive in Morningside Heights, Manhattan, has 5 open HPD violations, and no rent-stabilized units are on its tax bill, as of Oct 24, 2026. StreetSpy grade: B (82/100).
Multi-family elevator · 31 units · Built 1909
StreetSpy grade: B (Good, 82/100)
- 5 open housing violations, none in the most serious class.
- The owner's bedbug filings report 1 infested unit over the last 3 years.
- The head officer on this registration is named on 141 buildings' registrations; 10 graded D or F.
- No rent-stabilized units on the tax bill. Increases aren't capped by stabilization, though Good Cause Eviction may still limit them.
Fewer open violations per unit than 6 in 10 Manhattan buildings this size.
- Repairs: Low (5 open), records as of Oct 24, 2026
- Heat and hot water: No complaints, 12 mo, records as of Oct 23, 2026
- Pests: Medium (1 infested unit, 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)
5 open violations: 0 class C (immediately hazardous), 3 class B, 2 class A. 0 issued in the last 12 months. 7 on record. Oldest open violation issued 2008-07-01. Newest violation issued 2024-04-01. No new HPD violation has been issued here since 2024. Most of the open count is older violations that were never closed.
HPD recorded no violation closed here in the last 12 months.
- Class B: Missing or broken smoke / CO detector. D26-20.08,20.09 ADM CODE PROVIDE AN APPROVED AND OPERATIONAL SMOKE DETECTING DEVICE, INSTALLED IN ACCORDANCE WITH DEPARTMENT OF BUILDINGS RULES AND REGULATIONS 5 STY NORTHWEST APT 52 MISSING. , SECTION '' '' (apt 52), issued 2008-07-01. HPD violation 2721977
- Class B: Self-closing door not working (entrance). D26-10.01, 10.05 ADM CODE ARRANGE AND MAKE SELF-CLOSING THE DOORS ENTRANCE TO 5 STY NORTHWEST APT 52. , SECTION '' '' (apt 52), issued 2008-07-01. HPD violation 2721978
- Class B: Self-closing door not working (entrance). D26-10.01, 10.05 ADM CODE ARRANGE AND MAKE SELF-CLOSING THE DOORS ENTRANCE TO 2 STY SOUTHWEST APT 21. LOCATED AT APT 21 (apt 21), issued 2008-07-01. HPD violation 2721979
- Class A: Damaged plaster or paint (hallway). REPAIR THE BROKEN OR DEFECTIVE PLASTERED SURFACES AND PAINT IN A UNIFORM COLOR CEILING AND WALL 10TH STORY PUBLIC HALL., issued 2008-07-01. HPD violation 2721980
- Class A: Broken window or sash (hallway). REPLACE WITH NEW THE MISSING SASH CHAIN 5TH STORY PUBLIC HALL., issued 2008-07-01. HPD violation 2721981
311 housing complaints
0 in the last 12 months, 0 in 5 years.
Bedbugs
The owner reported 1 infested unit in 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: Owner reported 0 infested units
- 2024: Owner reported 1 infested, 1 treated, 0 re-infested
- 2023: No bedbug filing on record for this year
- 2022: Owner reported 0 infested units
- 2021: Owner reported 0 infested units
Buildings department (DOB)
No open DOB violations. 7 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: TRUSTEES OF COLUMBIA UNIVERSITY. Head officer: DAVID GREENBERG. Managing agent: DIEGO RIVERA. This owner has 141 buildings on record, 10 graded D or F. See the full portfolio.
Last HPD registration Oct 23, 2025. Registration on file through Sep 1, 2026; renewal not yet in the city's data.
Tax lot and city IDs
BBL 1019900061, HPD building ID 27290. HPD Online, ACRIS, DOB BIS.
Nearest subway
- 116 St-Columbia University (1), 3 min walk
- Cathedral Pkwy (110 St) (1), 8 min walk
- 125 St (1), 11 min walk
How the grade is calculated
| Factor | On record | Points |
|---|---|---|
| Open HPD violations | 5 open (3 class B, 2 class A) | −10 |
| 311 housing complaints (12 mo) | None | 0 |
| Bedbug reports (3 yr) | 1 infested unit | −8 |
| 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.