321 East 51st Street

321 East 51st Street in Turtle Bay, Manhattan, has 4 open HPD violations, and no rent-stabilized units are on its tax bill, as of Oct 26, 2026. StreetSpy grade: C (68/100).

Multi-family walk-up · 3 units · Built 1910

StreetSpy grade: C (Fair, 68/100)

• 4 open housing violations, none in the most serious class.
• No housing complaints to 311 in the last 12 months.
• 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 6 in 10 Manhattan buildings this size.

• Repairs: Medium (4 open), 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: High (9 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)

4 open violations: 0 class C (immediately hazardous), 0 class B, 4 class A. 1 issued in the last 12 months. 14 on record. Oldest open violation issued 2008-08-06. Newest violation issued 2026-04-29.

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

• Class A: Bedbugs. (A) § HMC:FILE ANNUAL BEDBUG REPORT IN ACCORDANCE WITH HPD RULE AS DESCRIBED ON THE BACK OF THIS NOTICE OF VIOLATION OR AS DESCRIBED ON HPDS WEBSITE, WWW.NYC.GOV\HPD, SEARCH BED BUGS., issued 2026-04-29. HPD violation 18831552
• Class A: Bedbugs. (A) § HMC:FILE ANNUAL BEDBUG REPORT IN ACCORDANCE WITH HPD RULE AS DESCRIBED ON THE BACK OF THIS NOTICE OF VIOLATION OR AS DESCRIBED ON HPDS WEBSITE, WWW.NYC.GOV\HPD, SEARCH BED BUGS., issued 2025-06-04. HPD violation 17947056
• Class A: Lighting defect (entrance). D26-19.07 ADM CODE PROVIDE ADEQUATE LIGHTING AT OR NEAR THE OUTSIDE OF THE FRONT ENTRANCEWAY OF THE BUILDING AND KEEP SAME BURNING FROM SUNSET EVERY DAY TO SUNRISE ON THE DAY FOLLOWING NOT LESS THAN 50 WATT OF INCANDESCENT OR EQUIVALENT ILLUMINATION., issued 2008-08-06. HPD violation 2517401
• Class A: Floor or stair defect. SECTION 329, 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 FRAME MISSING., issued 2008-08-06. HPD violation 2517402

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

Buildings department (DOB)

9 open DOB violations. 9 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: Jonathan H Tenney. See the full portfolio.

Last HPD registration May 1, 2024. 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 1013440109, HPD building ID 14095. HPD Online, ACRIS, DOB BIS.

Nearest subway

• Lexington Av/53 St (E, F), 4 min walk
• 51 St (6), 6 min walk
• 59 St (4, 5, 6), 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.