300 12th Street

300 12th Street in Park Slope, Brooklyn, has 9 open HPD violations, 2 of them class C, and 9 of 20 units are rent-stabilized, as of Oct 24, 2026. StreetSpy grade: D (62/100).

Multi-family walk-up · 20 units · Built 1925

StreetSpy grade: D (Poor, 62/100)

• 2 immediately hazardous violations open (the class that covers no heat, pests, lead paint and similar).
• 7 heat or hot water complaints to 311 in the last 12 months.
• The head officer on this registration is named on 72 buildings' registrations; 58 graded D or F.
• 9 of 20 units are rent-stabilized; 14 on the 2007 tax bill.

• Repairs: Medium (9 open, 2 class C), records as of Oct 24, 2026
• Heat and hot water: 7 complaints, 12 mo, records as of Oct 23, 2026
• Pests: Clear (Owner reported none, 3 yr), records as of Oct 26, 2026
• Safety: Clear (No open DOB violations), records as of Oct 23, 2026
• Registration: Renewal not yet in city data, records as of Oct 3, 2026

How the grade works

Housing code violations (HPD)

9 open violations: 2 class C (immediately hazardous), 7 class B, 0 class A. 10 issued in the last 12 months. 214 on record. Oldest open violation issued 2023-12-20. Newest violation issued 2026-04-21.

59 closed in the last 90 days. Median 507 days from issue to close for the 74 violations closed in the last 12 months.

• Class C: Mice, throughout the apartment, 4th floor. HMC ADM CODE: § 27-2017.4 ABATE THE INFESTATION CONSISTING OF MICE IN THE ENTIRE APARTMENT LOCATED AT APT 16, 4th STORY, 2nd APARTMENT FROM WEST AT NORTH (apt 16), issued 2025-10-30. HPD violation 18333286
• Class C: Mice, throughout the apartment, 4th floor. HMC ADM CODE: § 27-2017.4 ABATE THE INFESTATION CONSISTING OF MICE IN THE ENTIRE APARTMENT LOCATED AT APT 16, 4th STORY, 1st APARTMENT FROM NORTH AT EAST (apt 16), issued 2025-09-24. HPD violation 18246975
• Class B: Floor or stair defect (basement). PROPERLY REPAIR WITH SIMILAR MATERIAL THE BROKEN OR DEFECTIVE EAST HANDRAIL LEADING TO CELLAR FROM BUILDING FRONT AT FIRE PASSAGE WAY, issued 2025-05-06. HPD violation 17881080
• Class B: Damaged plaster or paint, ceiling, 2nd room from the north, 1st floor. REPAIR THE BROKEN OR DEFECTIVE PLASTERED SURFACES AND PAINT IN A UNIFORM COLOR AT CEILING IN THE 2nd ROOM FROM NORTH AT WEST LOCATED AT APT 2, 1st STORY, 2nd APARTMENT FROM SOUTH AT WEST (apt 2), issued 2025-05-02. HPD violation 17867290
• Class B: Mold, 1st room from the north, 4th floor. HMC: TRACE AND REPAIR THE SOURCE AND ABATE THE VISIBLE MOLD CONDITION... LESS THAN 10 SQ FT AT NORTH AND EAST WALL IN THE 1st ROOM FROM NORTH AT EAST LOCATED AT APT 16, 4th STORY, 2nd APARTMENT FROM WEST AT NORTH ORIGINAL VIOLATION 17345081 ISSUED 13-OCT-24 HAS BEEN UPGRADED TO CLASS B PER ADMINISTRATIVE CODE §27-2017.3a(3)(a) or (b). (apt 16), issued 2025-02-14. HPD violation 17700459
• Class B: Mold, north wall, 1st room from the north, 4th floor. HMC: TRACE AND REPAIR THE SOURCE AND ABATE THE VISIBLE MOLD CONDITION... LESS THAN 10 SQ FT AT NORTH WALL IN THE 1st ROOM FROM NORTH AT WEST LOCATED AT APT 16, 4th STORY, 2nd APARTMENT FROM WEST AT NORTH ORIGINAL VIOLATION 17345084 ISSUED 13-OCT-24 HAS BEEN UPGRADED TO CLASS B PER ADMINISTRATIVE CODE §27-2017.3a(3)(a) or (b). (apt 16), issued 2025-02-14. HPD violation 17700460
• Class B: Mold, east wall, 2nd room from the north, 4th floor. HMC: TRACE AND REPAIR THE SOURCE AND ABATE THE VISIBLE MOLD CONDITION... LESS THAN 10 SQ FT AT EAST WALL IN THE 2nd ROOM FROM NORTH AT EAST LOCATED AT APT 16, 4th STORY, 2nd APARTMENT FROM WEST AT NORTH ORIGINAL VIOLATION 17345078 ISSUED 13-OCT-24 HAS BEEN UPGRADED TO CLASS B PER ADMINISTRATIVE CODE §27-2017.3a(3)(a) or (b). (apt 16), issued 2025-02-14. HPD violation 17700458
• Class B: Mold, south wall, 1st room from the east, 4th floor. HMC: TRACE AND REPAIR THE SOURCE AND ABATE THE VISIBLE MOLD CONDITION... APPROXIMATELY 2 SQ FT AT SOUTH WALL IN THE 1st ROOM FROM EAST AT SOUTH LOCATED AT APT 16, 4th STORY, 2nd APARTMENT FROM NORTH AT EAST ORIGINAL VIOLATION 16643215 ISSUED 02-FEB-24 HAS BEEN UPGRADED TO CLASS B PER ADMINISTRATIVE CODE §27-2017.3a(3)(a) or (b). (apt 16), issued 2024-06-04. HPD violation 17025381

311 housing complaints

14 in the last 12 months, 87 in 5 years. Most common: Heat/Hot Water (7), Unsanitary Condition (5), Door/Window (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: Owner reported 0 infested units
• 2023: No bedbug filing on record for this year
• 2022: Owner reported 0 infested units
• 2021: Owner reported 0 infested units

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 (1 on record). 0 open HPD cases; 0 harassment findings.

Rent stabilization

9 of 20 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, 14 in 2007. Source: DOF tax bills for 2007 and 2024; years with no bill on file are left out.

Owner and management

Owner: 12TH AND 14TH STREET INVESTOR, LLC. Head officer: DONALD HASTINGS. Managing agent: BRIAN GARLAND. This owner has 72 buildings on record, 58 graded D or F. See the full portfolio.

Last HPD registration Oct 2, 2025. Registration on file through Sep 1, 2026; renewal not yet in the city's data.

Tax lot and city IDs

BBL 3010290015, HPD building ID 137954. HPD Online, ACRIS, DOB BIS.

Nearest subway

• 4 Av-9 St (F, G), 5 min walk
• 4 Av-9 St (R), 6 min walk
• Prospect Av (R), 6 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 2026-10-27.