173 East 31st Street

173 East 31st Street in East Flatbush, Brooklyn, has 70 open HPD violations, 20 of them class C, and no rent-stabilized units are on its tax bill, as of Oct 26, 2026. StreetSpy grade: F (40/100).

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

StreetSpy grade: F (Severe, 40/100)

• 20 immediately hazardous violations open (the class that covers no heat, pests, lead paint and similar).
• 3 heat or hot water complaints to 311 in the last 12 months.
• 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 Brooklyn buildings this size.

• Repairs: High (70 open, 20 class C), records as of Oct 26, 2026
• Heat and hot water: 3 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: Expired Sep 1, 2018, records as of Oct 3, 2026

How the grade works

Housing code violations (HPD)

70 open violations: 20 class C (immediately hazardous), 38 class B, 4 class A, 8 class I (HPD orders such as lead paint or heat orders, not a hazard class). 30 issued in the last 12 months. 80 on record. Oldest open violation issued 2007-11-26. Newest violation issued 2026-07-31.

6 closed in the last 90 days. Median 139 days from issue to close for the 8 violations closed in the last 12 months.

• Class C: No hot water, throughout the apartment, 1st floor. ADMIN. CODE: PROVIDE ADEQUATE SUPPLY OF HOT WATER FOR THE FIXTURES INADEQUATE VOLUME IN THE ENTIRE APARTMENT LOCATED AT APT 1, 1st STORY, 1st APARTMENT FROM WEST AT NORTH (apt 1), issued 2026-05-04. HPD violation 18827093
• Class C: Lead paint hazard, 2nd window frame from the north, east wall, 1st room from the east, 1st floor. - CORRECT THE LEAD-BASED PAINT HAZARD - PAINT THAT TESTED POSITIVE FOR LEAD CONTENT AND THAT IS PEELING OR ON A DETERIORATED SUBSURFACE - USING WORK PRACTICES SET FORTH IN 28 RCNY §11-06(B)(2) SOUTH WALL, 2nd WINDOW FRAME FROM NORTH AT EAST WALL IN THE 1st ROOM FROM EAST AT SOUTH LOCATED AT APT 1, 1st STORY, 1st APARTMENT FROM NORTH AT EAST (apt 1), issued 2026-04-02. HPD violation 18762738
• Class C: No hot water, throughout the apartment, 1st floor. ADMIN. CODE: PROVIDE HOT WATER AT ALL HOT WATER FIXTURES IN THE ENTIRE APARTMENT LOCATED AT APT 1, 1st STORY, 1st APARTMENT FROM NORTH AT EAST (apt 1), issued 2026-04-02. HPD violation 18752801
• Class C: Lead paint hazard, west wall, kitchen, 1st floor. - CORRECT THE LEAD-BASED PAINT HAZARD - PAINT THAT TESTED POSITIVE FOR LEAD CONTENT AND THAT IS PEELING OR ON A DETERIORATED SUBSURFACE - USING WORK PRACTICES SET FORTH IN 28 RCNY §11-06(B)(2) 1st DOOR FRAME FROM SOUTH AT WEST WALL, SOUTH WALL IN THE KITCHEN LOCATED AT APT 1, 1st STORY, 1st APARTMENT FROM NORTH AT EAST (apt 1), issued 2026-04-02. HPD violation 18762732
• Class C: Lead paint hazard, 2nd window frame from the north, east wall, 1st room from the east, 1st floor. - CORRECT THE LEAD-BASED PAINT HAZARD - PAINT THAT TESTED POSITIVE FOR LEAD CONTENT AND THAT IS PEELING OR ON A DETERIORATED SUBSURFACE - USING WORK PRACTICES SET FORTH IN 28 RCNY §11-06(B)(2) SOUTH WALL, 2nd WINDOW FRAME FROM NORTH AT EAST WALL IN THE 1st ROOM FROM EAST AT SOUTH LOCATED AT APT 1, 1st STORY, 1st APARTMENT FROM NORTH AT EAST (apt 1), issued 2026-04-02. HPD violation 18762733
• Class C: Lead paint hazard, west wall, kitchen, 1st floor. - CORRECT THE LEAD-BASED PAINT HAZARD - PAINT THAT TESTED POSITIVE FOR LEAD CONTENT AND THAT IS PEELING OR ON A DETERIORATED SUBSURFACE - USING WORK PRACTICES SET FORTH IN 28 RCNY §11-06(B)(2) 1st DOOR FRAME FROM SOUTH AT WEST WALL, SOUTH WALL IN THE KITCHEN LOCATED AT APT 1, 1st STORY, 1st APARTMENT FROM NORTH AT EAST (apt 1), issued 2026-04-02. HPD violation 18762737
• Class C: No hot water, throughout the apartment, 1st floor. ADMIN. CODE: PROVIDE ADEQUATE SUPPLY OF HOT WATER FOR THE FIXTURES ALL HOT WATER FIXTURES IN THE ENTIRE APARTMENT LOCATED AT APT 1, 1st STORY, 1st APARTMENT FROM NORTH AT EAST (apt 1), issued 2026-04-01. HPD violation 18741878
• Class C: Mice, throughout the apartment, 1st floor. HMC ADM CODE: § 27-2017.4 ABATE THE INFESTATION CONSISTING OF MICE IN THE ENTIRE APARTMENT LOCATED AT APT 1, 1st STORY, 1st APARTMENT FROM NORTH AT EAST (apt 1), issued 2025-12-15. HPD violation 18498342

311 housing complaints

4 in the last 12 months, 8 in 5 years. Most common: Heat/Hot Water (3), Plumbing (1).

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

No rent-stabilized units on the tax bill.

Owner and management

Owner: MILTON MASON. See the full portfolio.

Last HPD registration May 4, 2018. HPD registration expired Sep 1, 2018 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 3049160061, HPD building ID 256693. HPD Online, ACRIS, DOB BIS.

Nearest subway

• Beverly Rd (2, 5), 2 min walk
• Church Av (2, 5), 6 min walk
• Newkirk Av-Little Haiti (2, 5), 9 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.