349 12th Street

349 12th Street in Park Slope, Brooklyn, has 86 open HPD violations, 23 of them class C, and 8 of 10 units are rent-stabilized, as of Oct 25, 2026. StreetSpy grade: F (30/100).

Multi-family walk-up · 10 units · Built 1910

StreetSpy grade: F (Severe, 30/100)

• 23 immediately hazardous violations open (the class that covers no heat, pests, lead paint and similar).
• 6 open violations are classified rent-impairing under NY Multiple Dwelling Law section 302-a.
• 11 housing complaints to 311 in the last 12 months.
• 8 of 10 units are rent-stabilized.

More open violations per unit than 9 in 10 Brooklyn buildings this size.

• Repairs: High (86 open, 23 class C), records as of Oct 25, 2026
• Heat and hot water: 1 complaint, 12 mo, records as of Oct 25, 2026
• Pests: Clear (Owner reported none, 3 yr), records as of Oct 27, 2026
• Safety: High (4 open DOB violations), records as of Oct 23, 2026
• Registration: Expired Sep 1, 2025, records as of Oct 3, 2026

How the grade works

Housing code violations (HPD)

86 open violations: 23 class C (immediately hazardous), 42 class B, 21 class A. 33 issued in the last 12 months. 105 on record. Oldest open violation issued 2016-09-12. Newest violation issued 2026-06-30.

1 closed in the last 90 days. Median 227 days from issue to close for the 3 violations closed in the last 12 months.

6 open violations are classified rent-impairing under NY Multiple Dwelling Law section 302-a. Section 302-a; NY Courts guidance on getting repairs.

• Class C: Gas defect, kitchen, 1st floor. PROVIDE AN ADEQUATE SUPPLY OF GAS TO THE FIXTURES AT RANGE IN THE KITCHEN LOCATED AT APT 1R, 1st STORY, 1st APARTMENT FROM NORTH AT EAST (apt 1R), issued 2026-06-30. HPD violation 19002502
• Class C: Broken window or sash, 4th room from the north, 1st floor. HMC: PROPERLY REPAIR OR REPLACE THE BROKEN OR DEFECTIVE GLASS AT LOWER WINDOW SASH IN THE 4th ROOM FROM NORTH LOCATED AT APT 1R, 1st STORY, 1st APARTMENT FROM NORTH AT EAST (apt 1R), issued 2026-06-16. HPD violation 19002501
• 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 1R, 1st STORY, 1st APARTMENT FROM NORTH AT EAST (apt 1R), issued 2026-05-04. HPD violation 18824294
• Class C: Self-closing door not working, 1st room from the north, 1st floor. , 27-2007, 27-2041.1 HMC, §238, § 309; § 107 (2) ( C) MDL AND 28 RCNY §25-171: REPLACE OR REPAIR THE SELF-CLOSING DOORS THAT IS MISSING OR DEFECTIVE HINGES AT FIRE DOOR LEADING TO NORTH YARD IN THE 1st ROOM FROM NORTH LOCATED AT APT 1R, 1st STORY, 1st APARTMENT FROM NORTH AT EAST (apt 1R), issued 2026-04-28. HPD violation 18817772
• 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 1R, 1st STORY, 1st APARTMENT FROM NORTH AT EAST (apt 1R), issued 2026-04-28. HPD violation 18817781
• Class C: Broken window or sash, 3rd room from the north, 1st floor. HMC: PROPERLY REPAIR OR REPLACE THE BROKEN OR DEFECTIVE GLASS PANEL AT LOWER WINDOW AT SOUTH IN THE 3rd ROOM FROM NORTH LOCATED AT APT 1R, 1st STORY, 1st APARTMENT FROM NORTH AT EAST (apt 1R), issued 2026-04-28. HPD violation 18817770
• Class C: Roaches, throughout the apartment, 1st floor. HMC ADM CODE: § 27-2017.4 ABATE THE INFESTATION CONSISTING OF ROACHES IN THE ENTIRE APARTMENT LOCATED AT APT 1R, 1st STORY, 1st APARTMENT FROM NORTH AT EAST (apt 1R), issued 2026-04-28. HPD violation 18817780
• Class C: Self-closing door not working, 1st floor. , 27-2007, 27-2041.1 HMC, §238, § 309; § 107 (2) ( C) MDL AND 28 RCNY §25-171: REPLACE OR REPAIR THE SELF-CLOSING DOORS THAT IS MISSING OR DEFECTIVE LATCH SET IN THE ENTRANCE LOCATED AT APT 1R, 1st STORY, 1st APARTMENT FROM NORTH AT EAST (apt 1R), issued 2026-04-28. HPD violation 18817769

311 housing complaints

11 in the last 12 months, 50 in 5 years. Most common: Door/Window (6), Unsanitary Condition (2), Heat/Hot Water (1), Paint/Plaster (1), Plumbing (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.

• 2026: No bedbug filing on record for this year
• 2025: Owner reported 0 infested units
• 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)

4 open DOB violations, all 4 Local Law violations issued before 2000. 4 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

8 of 10 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: 8 in 2024, 8 in 2007. Source: DOF tax bills for 2007 and 2024; years with no bill on file are left out.

Owner and management

Owner: NICHOLAS V BALZANO. See the full portfolio.

Last HPD registration Oct 7, 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 3010240084, HPD building ID 137996. HPD Online, ACRIS, DOB BIS.

Nearest subway

• 7 Av (F, G), 5 min walk
• 4 Av-9 St (R), 7 min walk
• 4 Av-9 St (F, G), 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 HPD Property Registration. Methodology. Report generated 2026-10-28.