414 51st Street

414 51st Street in Sunset Park, Brooklyn, has 5 open HPD violations, 1 of them class C, and 9 of 9 units are rent-stabilized, as of Oct 26, 2026. StreetSpy grade: B (79/100).

Multi-family walk-up · 9 units · Built 1905

StreetSpy grade: B (Good, 79/100)

• 1 immediately hazardous violation open (the class that covers no heat, pests, lead paint and similar).
• The owner has 3 buildings on record; 1 graded D or F.
• No housing complaints to 311 in the last 12 months.
• 9 of 9 units are rent-stabilized; 17 on the 2007 tax bill.

• Repairs: Medium (5 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: Medium (1 open DOB violation), records as of Oct 26, 2026
• Registration: Expired Sep 1, 2025, records as of Oct 3, 2026

How the grade works

Housing code violations (HPD)

5 open violations: 1 class C (immediately hazardous), 2 class B, 1 class A, 1 class I (HPD orders such as lead paint or heat orders, not a hazard class). 1 issued in the last 12 months. 20 on record. Oldest open violation issued 2008-12-29. Newest violation issued 2026-05-01.

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

• Class C: Electrical defect, ceiling, throughout the apartment, 2nd floor. , 2038 HMC: PROVIDE A SAFE AND ADEQUATE SUPPLY OF ELECTRIC SERVICE TO THE FIXTURES AT CEILING AND ALL WALLS IN THE ENTIRE APARTMENT LOCATED AT APT 202B, 2nd STORY, 1st APARTMENT FROM SOUTH AT WEST (apt 202B). HPD violation 19269885
• Class B: Missing or broken smoke / CO detector, 2nd floor. , 2046.2 HMC: PROVIDE AN APPROVED AND OPERATIONAL CARBON MONOXIDE DETECTING DEVICE, INSTALLED IN ACCORDANCE WITH APPLICABLE LAW AND RULES. LOCATED AT B-ROOM 305, 2nd STORY, 2nd B-ROOM FROM WEST AT NORTH (apt 305), issued 2009-01-13. HPD violation 7665037
• Class B: Missing or broken smoke / CO detector, 2nd floor. , 2046.2 HMC: PROVIDE AN APPROVED AND OPERATIONAL CARBON MONOXIDE DETECTING DEVICE, INSTALLED IN ACCORDANCE WITH APPLICABLE LAW AND RULES. IN THE ROOM LOCATED AT B-ROOM 305, 2nd STORY, 1st B-ROOM FROM WEST AT NORTH (apt 305), issued 2008-12-29. HPD violation 7638256
• 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 2026-05-01. HPD violation 18860045
• Class I: Owner did not register the building with HPD. OWNER FAILED TO FILE A VALID REGISTRATION STATEMENT WITH THE DEPARTMENT AS REQUIRED BY ADM CODE §27-2097 AND IS THEREFORE SUBJECT TO CIVIL PENALTIES, PROHIBITED FROM CERTIFYING VIOLATIONS, AND DENIED THE RIGHT TO RECOVER POSSESSION OF PREMISES FOR NONPAYMENT OF RENT UNTIL A VALID REGISTRATION STATEMENT IS FILED.. HPD violation 18413375

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: 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)

1 open DOB violation, a Local Law violation issued before 2000. 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

9 of 9 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: 9 in 2024, 17 in 2007. Source: DOF tax bills for 2007 and 2024; years with no bill on file are left out.

Owner and management

Owner: GARY KONG. Managing agent: GARY KONG. This owner has 3 buildings on record, 1 graded D or F. See the full portfolio.

Last HPD registration Nov 4, 2024. HPD registration expired Sep 1, 2025 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 3007990011, HPD building ID 155030. HPD Online, ACRIS, DOB BIS.

Nearest subway

• 53 St (R), 1 min walk
• 45 St (R), 6 min walk
• 59 St (N, R), 8 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.