1240 Amsterdam Avenue

1240 Amsterdam Avenue in Morningside Heights, Manhattan, has 21 open HPD violations, 1 of them class C, and 39 of 36 units are rent-stabilized, as of Oct 25, 2026. StreetSpy grade: C (68/100).

Mixed residential & commercial · 36 units · Built 1926

StreetSpy grade: C (Fair, 68/100)

• 1 immediately hazardous violation open (the class that covers no heat, pests, lead paint and similar).
• 5 open violations are classified rent-impairing under NY Multiple Dwelling Law section 302-a.
• The head officer on this registration is named on 141 buildings' registrations; 10 graded D or F.
• 39 of 36 units are rent-stabilized; 15 on the 2007 tax bill.

More open violations per unit than 6 in 10 Manhattan buildings this size.

• Repairs: High (21 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: Clear (1 open DOB violation), records as of Oct 23, 2026
• Registration: Renewal not yet in city data, records as of Oct 3, 2026

How the grade works

Housing code violations (HPD)

21 open violations: 1 class C (immediately hazardous), 17 class B, 3 class A. 0 issued in the last 12 months. 25 on record. Oldest open violation issued 2007-09-10. 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.

5 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: Rats. ABATE THE NUISANCE CONSISTING OF RODENTS RATS THRU OUT 1 STY 2 FROM SOUTH AT EAST APT 4. , SECTION '' '' (apt 4), issued 2007-09-10. HPD violation 2370859
• Class B: Damaged plaster or paint, ceiling, 5th floor. REPAIR THE BROKEN OR DEFECTIVE PLASTERED SURFACES AND PAINT IN A UNIFORM COLOR AT CEILING IN THE PRIVATE HALLWAY LOCATED AT APT 53, 5th STORY, 1st APARTMENT FROM NORTH AT EAST (apt 53), issued 2022-08-10. HPD violation 15309282
• Class B: Damaged plaster or paint, ceiling, foyer, 5th floor. REPAIR THE BROKEN OR DEFECTIVE PLASTERED SURFACES AND PAINT IN A UNIFORM COLOR AT CEILING AND SOUTH WALL IN THE FOYER LOCATED AT APT 53, 5th STORY, 1st APARTMENT FROM NORTH AT EAST (apt 53), issued 2022-08-10. HPD violation 15309283
• Class B: Leak or water damage, ceiling, foyer, 5th floor. , 2027 HMC: PROPERLY REPAIR THE SOURCE AND ABATE THE EVIDENCE OF A WATER LEAK AT CEILING IN THE FOYER LOCATED AT APT 53, 5th STORY, 1st APARTMENT FROM NORTH AT EAST (apt 53), issued 2022-08-10. HPD violation 15309284
• Class B: Damaged plaster or paint, north wall, 2nd room from the east, 5th floor. REPAIR THE BROKEN OR DEFECTIVE PLASTERED SURFACES AND PAINT IN A UNIFORM COLOR AT NORTH WALL IN THE 2nd ROOM FROM EAST AT NORTH LOCATED AT APT 53, 5th STORY, 1st APARTMENT FROM NORTH AT EAST (apt 53), issued 2022-08-10. HPD violation 15309281
• Class B: Damaged plaster or paint, ceiling, 3rd room from the east, 5th floor. REPAIR THE BROKEN OR DEFECTIVE PLASTERED SURFACES AND PAINT IN A UNIFORM COLOR AT CEILING IN THE 3rd ROOM FROM EAST LOCATED AT APT 53, 5th STORY, 1st APARTMENT FROM NORTH AT EAST (apt 53), issued 2022-08-10. HPD violation 15309286
• Class B: Damaged plaster or paint, west wall, 1st room from the east, 5th floor. REPAIR THE BROKEN OR DEFECTIVE PLASTERED SURFACES AND PAINT IN A UNIFORM COLOR AT WEST WALL IN THE 1st ROOM FROM EAST LOCATED AT APT 53, 5th STORY, 1st APARTMENT FROM NORTH AT EAST (apt 53), issued 2022-08-10. HPD violation 15309280
• Class B: Damaged plaster or paint, ceiling, 5th room from the east, 5th floor. REPAIR THE BROKEN OR DEFECTIVE PLASTERED SURFACES AND PAINT IN A UNIFORM COLOR AT CEILING IN THE 5th ROOM FROM EAST LOCATED AT APT 53, 5th STORY, 1st APARTMENT FROM NORTH AT EAST (apt 53), issued 2022-08-10. HPD violation 15309288

311 housing complaints

0 in the last 12 months, 4 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: No bedbug filing on record for this year
• 2022: Owner reported 25 infested, 0 treated, 0 re-infested
• 2021: Owner reported 0 infested units

Buildings department (DOB)

1 open DOB violation. 6 DOB violations on record. Check on DOB BIS.

Evictions and housing court

0 executed evictions in the last 3 years (1 on record). 0 open HPD cases; 0 harassment findings.

Rent stabilization

39 of 36 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: 39 in 2024, 15 in 2007. Source: DOF tax bills for 2007 and 2024; years with no bill on file are left out.

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 20, 2025. Registration on file through Sep 1, 2026; renewal not yet in the city's data.

Tax lot and city IDs

BBL 1019760029, HPD building ID 5526. HPD Online, ACRIS, DOB BIS.

Nearest subway

• 116 St-Columbia University (1), 7 min walk
• 125 St (A, C, B, D), 7 min walk
• 125 St (1), 7 min walk

How the grade is calculated

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.