243 East 77th Street

243 East 77th Street in Upper East Side, Manhattan, has 8 open HPD violations, 1 of them class C, and no rent-stabilized units are on its tax bill, as of Oct 26, 2026. StreetSpy grade: B (82/100).

Co-op · Multi-family elevator · 13 units · Built 1910

A cooperative: apartments are owned as shares, so a rental here is a sublet that usually needs board approval and may be limited to one or two years. Co-op units are not rent-stabilized.

StreetSpy grade: B (Good, 82/100)

• 1 immediately hazardous violation open (the class that covers no heat, pests, lead paint and similar).
• No housing complaints to 311 in the last 12 months.
• The owner's bedbug filings report no infested units in the last 3 years.
• A co-op: renting here is a sublet, usually with board approval and a time limit; units are not rent-stabilized.

• Repairs: Medium (8 open, 1 class C), records as of Oct 26, 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 28, 2026
• Safety: Clear (No open DOB violations), records as of Oct 26, 2026
• Registration: Renewal not yet in city data, records as of Oct 3, 2026

How the grade works

Housing code violations (HPD)

8 open violations: 1 class C (immediately hazardous), 2 class B, 5 class A. 0 issued in the last 12 months. 13 on record. Oldest open violation issued 2019-05-13. Newest violation issued 2025-06-04.

HPD recorded no violation closed here in the last 12 months.

• 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 SIGN MISSING AT PUBLIC HALL, 1st STORY, issued 2019-06-13. HPD violation 13116932
• Class B: Damaged plaster or paint, ceiling, 1st room from the north, 4th floor. REPAIR THE BROKEN OR DEFECTIVE PLASTERED SURFACES AND PAINT IN A UNIFORM COLOR THE CEILING IN THE 1st ROOM FROM NORTH LOCATED AT APT 4B, 4th STORY (apt 4B), issued 2019-05-13. HPD violation 13065290
• Class B: Mold, ceiling, 1st room from the north, 4th floor. HMC: TRACE AND REPAIR THE SOURCE AND ABATE THE VISIBLE MOLD CONDITION... AT THE CEILING IN THE 1st ROOM FROM NORTH LOCATED AT APT 4B, 4th STORY, 1st APARTMENT FROM WEST AT NORTH (apt 4B), issued 2019-05-13. HPD violation 13065284
• Class A: Missing or broken smoke / CO detector (hallway). POST A PROPER NOTICE OF SMOKE DETECTOR REQUIREMENTS, IN A FORM APPROVED BY THE COMMISSIONER, AT OR NEAR THE MAIL BOX SIGN MISSING AT PUBLIC HALL, 1st STORY, issued 2019-06-13. HPD violation 13116942
• Class A: Damaged plaster or paint (hallway). ADMIN. CODE: POST AND MAINTAIN A PROPER NOTICE ON WALL OF THE ENTRANCE STORY IN ENGLISH AND SPANISH ON THE AVAILABILITY OF THE AGENCYS HOUSING INFORMATION GUIDE. A SAMPLE NOTICE CAN BE FOUND AT WWW.NYC.GOV/HPD. AT PUBLIC HALL, 1st STORY, issued 2019-06-13. HPD violation 13116944
• 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 SIGN MISSING AT PUBLIC HALL, 1st STORY, issued 2019-06-13. HPD violation 13116947
• Class A: Damaged plaster or paint (hallway). POST SIGN ON WALL OF ENTRANCE STORY BEARING NAME, ADDRESS INCLUDING APARTMENT NUMBER IF ANY, AND TELEPHONE NUMBER OF SUPERINTENDENT, JANITOR OR HOUSEKEEPER. AT PUBLIC HALL, 1st STORY, issued 2019-06-13. HPD violation 13116921
• 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 2019-06-13. HPD violation 13116938

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: 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)

No open DOB violations. 2 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: 243 EAST 77TH STREET TENANTS CORP. Head officer: RONALD GOLDSTEIN. Managing agent: CORNERSTONE MGMT SYSTEMS INC. See the full portfolio.

Last HPD registration Sep 29, 2025. Registration on file through Sep 1, 2026; renewal not yet in the city's data.

Tax lot and city IDs

BBL 1014320017, HPD building ID 16391. HPD Online, ACRIS, DOB BIS.

Nearest subway

• 77 St (6), 4 min walk
• 72 St (Q), 5 min walk
• 86 St (Q), 9 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 2026-10-28.