312 East 51st Street

312 East 51st Street in Turtle Bay, Manhattan, has 33 open HPD violations, 11 of them class C, and no rent-stabilized units are on its tax bill, as of Oct 26, 2026. StreetSpy grade: F (35/100).

Multi-family elevator · 5 units · Built 1920

StreetSpy grade: F (Severe, 35/100)

• 11 immediately hazardous violations open (the class that covers no heat, pests, lead paint and similar).
• 4 open violations are classified rent-impairing under NY Multiple Dwelling Law section 302-a.
• The owner's bedbug filings report no infested units in the last 3 years.
• No rent-stabilized units on the tax bill. Increases aren't capped by stabilization, though Good Cause Eviction may still limit them.

More open violations per unit than 9 in 10 Manhattan buildings this size.

• Repairs: High (33 open, 11 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: Expired Sep 30, 2024, records as of Oct 3, 2026

How the grade works

Housing code violations (HPD)

33 open violations: 11 class C (immediately hazardous), 13 class B, 7 class A, 2 class I (HPD orders such as lead paint or heat orders, not a hazard class). 1 issued in the last 12 months. 97 on record. Oldest open violation issued 2017-10-30. Newest violation issued 2026-04-29.

1 closed in the last 90 days. Median 73,427 days from issue to close for the 1 violations closed in the last 12 months.

4 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: Mold, north wall, 1st room from the north, 1st floor. HMC: TRACE AND REPAIR THE SOURCE AND ABATE THE VISIBLE MOLD CONDITION... APPROXIMATELY 15 SQ FT AT NORTH WALL IN THE 1st ROOM FROM NORTH AT WEST LOCATED AT APT 1A, 1st STORY, 2nd APARTMENT FROM SOUTH AT WEST ORIGINAL VIOLATION 16917429 ISSUED 21-APR-24 HAS BEEN UPGRADED TO CLASS C PER ADMINISTRATIVE CODE §27-2017.3a(5)(a) or (b). (apt 1A), issued 2024-07-22. HPD violation 17134683
• Class C: Mold, north wall, 1st room from the north, 1st floor. HMC: TRACE AND REPAIR THE SOURCE AND ABATE THE VISIBLE MOLD CONDITION... AT NORTH WALL APPROXIMATELY 12 SQFT IN THE 1st ROOM FROM NORTH LOCATED AT APT 1A, 1st STORY, 1st APARTMENT FROM SOUTH AT WEST ORIGINAL VIOLATION 16758219 ISSUED 20-MAR-24 HAS BEEN UPGRADED TO CLASS C PER ADMINISTRATIVE CODE §27-2017.3a(5)(a) or (b). (apt 1A), issued 2024-07-18. HPD violation 17132746
• Class C: Damaged plaster or paint, ceiling. PROPERLY REPAIR WITH SIMILAR MATERIAL THE BROKEN OR DEFECTIVE FIRE RETARDENT MATIRIAL AT CEILING 6SQ. FT AT PUBLIC HALL, 1st STORY, issued 2024-04-22. HPD violation 16904809
• Class C: Damaged plaster or paint, north wall, kitchen, 1st floor. REPAIR THE BROKEN OR DEFECTIVE PLASTERED SURFACES AND PAINT IN A UNIFORM COLOR AT NORTH WALL IN THE KITCHEN LOCATED AT APT 1A, 1st STORY, 2nd APARTMENT FROM SOUTH AT WEST (apt 1A), issued 2024-04-22. HPD violation 16917432
• Class C: Damaged plaster or paint, north wall, 1st room from the north, 1st floor. REPAIR THE BROKEN OR DEFECTIVE PLASTERED SURFACES AND PAINT IN A UNIFORM COLOR AT NORTH WALL AND CEILING IN THE 1st ROOM FROM NORTH AT WEST LOCATED AT APT 1A, 1st STORY, 2nd APARTMENT FROM SOUTH AT WEST (apt 1A), issued 2024-04-22. HPD violation 16917430
• Class C: Damaged plaster or paint, ceiling. PROPERLY REPAIR WITH SIMILAR MATERIAL THE BROKEN OR DEFECTIVE FIRE RETARDANT MATERIAL AT CEILING AT PUBLIC HALL, 1st STORY, issued 2024-04-22. HPD violation 16917435
• Class C: No hot water, throughout the apartment, 2nd floor. PROVIDE HOT WATER AT ALL HOT WATER FIXTURES IN THE ENTIRE APARTMENT LOCATED AT APT 2A, 2nd STORY, 1st APARTMENT FROM SOUTH AT WEST (apt 2A), issued 2024-03-25. HPD violation 16766453
• Class C: No heat / heating defect, throughout the apartment, 1st floor. , 2032 ADM CODE PROVIDE AN ADEQUATE SUPPLY OF HEAT FROM AN APPROVED CENTRAL HEATING SYSTEM, OR AN APPROVED SYSTEM OF GAS OR ELECTRICAL HEATING IN GOOD OPERATING CONDITION FOR THE DWELLING UNIT IN THE ENTIRE APARTMENT LOCATED AT APT 1A, 1st STORY, 1st APARTMENT FROM SOUTH AT WEST (apt 1A), issued 2024-03-21. HPD violation 16758218

311 housing complaints

4 in the last 12 months, 18 in 5 years. Most common: Plumbing (2), Unsanitary Condition (2).

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: No bedbug filing on record for this year
• 2024: Owner reported 0 infested units
• 2023: Owner reported 0 infested units
• 2022: No bedbug filing on record for this year
• 2021: Owner reported 0 infested units

Buildings department (DOB)

No open DOB violations. 1 DOB violation 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: ASHLEY 312, LLC. Head officer: SHARON L GUSTAFSON. Managing agent: JAG BUILDING SOLUTIONS, LLC. See the full portfolio.

Last HPD registration Jul 28, 2023. HPD registration expired Sep 30, 2024 and had not been renewed as of Oct 3, 2026. Buildings with 3+ units must register with HPD every year.

Tax lot and city IDs

BBL 1013430145, HPD building ID 14087. HPD Online, ACRIS, DOB BIS.

Nearest subway

• Lexington Av/53 St (E, F), 4 min walk
• 51 St (6), 5 min walk
• Grand Central-42 St (7), 10 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.