4701 15th Avenue

4701 15th Avenue in Borough Park, Brooklyn, has 20 open HPD violations, 20 of them class C, and 63 of 65 units are rent-stabilized, as of Oct 24, 2026. StreetSpy grade: C (76/100).

Multi-family elevator · 65 units · Built 1927

StreetSpy grade: C (Fair, 76/100)

More open violations per unit than 5 in 10 Brooklyn buildings this size.

How the grade works

Housing code violations (HPD)

20 open violations: 20 class C (immediately hazardous), 0 class B, 0 class A. 0 issued in the last 12 months. 113 on record. Oldest open violation issued 2020-07-02. Newest violation issued 2023-12-11. No new HPD violation has been issued here since 2023. Most of the open count is older violations that were never closed.

7 closed in the last 90 days. Median 2,194 days from issue to close for the 7 violations closed in the last 12 months.

311 housing complaints

1 in the last 12 months, 11 in 5 years. Most common: Heat/Hot Water (1).

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.

Buildings department (DOB)

1 open DOB violation. 3 DOB violations on record. Check on DOB BIS.

Evictions and housing court

1 executed evictions in the last 3 years (4 on record). 0 open HPD cases; 0 harassment findings.

Rent stabilization

63 of 65 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: 63 in 2024, 63 in 2007. Source: DOF tax bills for 2007 and 2024; years with no bill on file are left out.

Owner and management

Owner: 4701 15TH AVENUE REALTY LLC. Head officer: DAVID NIERENBERG. Managing agent: 4701 15TH AVENUE REALTY LLC. This owner has 17 buildings on record, 5 graded D or F. See the full portfolio.

Last HPD registration Jul 15, 2026, valid through Sep 1, 2027.

Tax lot and city IDs

BBL 3054420006, HPD building ID 139964. HPD Online, ACRIS, DOB BIS.

Nearest subway

How the grade is calculated

FactorOn recordPoints
Open HPD violations20 open (20 class C)−18
311 housing complaints (12 mo)1−3
Bedbug reports (3 yr)None reported0
Executed evictions (3 yr)1−3
Housing litigationNo open cases0
Open DOB violations1 open DOB violation0

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.