136 Underhill Avenue

136 Underhill Avenue in Prospect Heights, Brooklyn, has 13 open HPD violations, 6 of them class C, and its rent-stabilization status could not be verified, as of Oct 26, 2026. StreetSpy grade: D (60/100).

One & two family · 2 units · Built 1896

StreetSpy grade: D (Poor, 60/100)

• 6 immediately hazardous violations open (the class that covers no heat, pests, lead paint and similar).
• No housing complaints to 311 in the last 12 months.

• Repairs: High (13 open, 6 class C), records as of Oct 26, 2026
• Heat and hot water: No complaints, 12 mo, records as of Oct 25, 2026
• Pests: Clear (No bedbug filing, 3 yr), records as of Oct 28, 2026
• Safety: Clear (No open DOB violations), records as of Oct 26, 2026
• Registration: Not on file, records as of Oct 28, 2026

How the grade works

Housing code violations (HPD)

13 open violations: 6 class C (immediately hazardous), 6 class B, 1 class A. 0 issued in the last 12 months. 13 on record. Oldest open violation issued 2007-07-23. Newest violation issued 2008-07-02. No new HPD violation has been issued here since 2008. Most of the open count is older violations that were never closed.

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

• Class C: Gas defect, kitchen. - PROVIDE AN ADEQUATE SUPPLY OF GAS TO THE FIXTURES GAS STOVE, KITCHEN BASEMENT APARTMENT., issued 2008-07-02. HPD violation 5764519
• Class C: No hot water, throughout the apartment, 2nd floor. SECTION 27-2031 ADMIN. CODE: PROVIDE HOT WATER AT ALL HOT WATER FIXTURES IN THE ENTIRE APARTMENT LOCATED AT APT 0, 2nd STORY, 1st APARTMENT FROM EAST AT SOUTH (apt 0), issued 2007-08-31. HPD violation 6907757
• Class C: Gas defect, throughout the apartment, 2nd floor. - PROVIDE AN ADEQUATE SUPPLY OF GAS TO THE FIXTURES ,, IN THE ENTIRE APARTMENT LOCATED AT APT 0, 2nd STORY, 1st APARTMENT FROM EAST AT SOUTH (apt 0), issued 2007-08-30. HPD violation 6900279
• Class C: No hot water, throughout the apartment, 3rd floor. SECTION 27-2031 ADMIN. CODE: PROVIDE HOT WATER AT ALL HOT WATER FIXTURES IN THE ENTIRE APARTMENT LOCATED AT APT 3, 3rd STORY, 1st APARTMENT FROM EAST AT SOUTH (apt 3), issued 2007-07-23. HPD violation 6843521
• Class C: Floor or stair defect (hallway). SECTION 27-2005 ADMIN. CODE: REPLACE WITH NEW THE MISSING THREE MISSING BALUSTERS AT LANDING AT PUBLIC HALL STAIRS, 2nd STORY, issued 2007-07-23. HPD violation 6843517
• Class C: Floor or stair defect (hallway). SECTION 27-2005 ADMIN. CODE: REPLACE WITH NEW THE MISSING SEVEN MISSING BALUSTERS AT LANDING AT PUBLIC HALL STAIRS, 3rd STORY, issued 2007-07-23. HPD violation 6843518
• Class B: Damaged plaster or paint, kitchen. SECTION 27-2005 ADMIN. CODE: PROPERLY REPAIR THE BROKEN OR DEFECTIVE CEILING LIGHT FIXTURE IN KITCHENETTE OF 2ND STORY REAR APARTMENT 2R., issued 2008-07-02. HPD violation 5764521
• Class B: No hot water (basement). SECTION 27-2032, 2034 ADNIM. CODE: DISCONTINUE USE OF ILLEGAL SPACE AND/OR HOT WATER HEATER AND PROVIDE FILED FOR & APPROVED HEATER WHICH OBTAINS COMBUSTION AIR DIRECTLY FROM OUTSIDE THE BUILDING OR APPROVED CENTRAL SYSTEM - GAS BASEMENT APT. ALL ROOMS., issued 2008-07-02. HPD violation 5764517

311 housing complaints

0 in the last 12 months, 0 in 5 years.

Bedbugs

No bedbug filing on record for the last 3 years. 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: No bedbug filing on record for this year
• 2023: No bedbug filing on record for this year
• 2022: No bedbug filing on record for this year
• 2021: No bedbug filing on record for this year

Buildings department (DOB)

No open DOB violations. 0 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

Stabilization status could not be verified.

Owner and management

Owner: FRENKEL, ALEX. See the full portfolio.

Tax lot and city IDs

BBL 3011590052, HPD building ID 382820. HPD Online, ACRIS, DOB BIS.

Nearest subway

• Grand Army Plaza (2, 3), 5 min walk
• 7 Av (B, Q), 6 min walk
• Eastern Pkwy-Brooklyn Museum (2, 3), 7 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 Dept. of City Planning PLUTO (tax-roll owner). Methodology. Report generated 2026-10-28.