81 South 9th Street

81 South 9th Street in Williamsburg, Brooklyn, has 18 open HPD violations, 3 of them class C, and no rent-stabilized units are on its tax bill, as of Oct 25, 2026. StreetSpy grade: F (47/100).

Co-op (HDFC) · Multi-family walk-up · 6 units · Built 1992

A limited-equity co-op held by a Housing Development Fund Corporation: the residents own shares, so a rental here is a sublet that usually needs board approval, and HDFC co-ops often limit sublets and resale prices. Co-op units are not rent-stabilized. How HDFCs are ranked

StreetSpy grade: F (Severe, 47/100)

• 3 immediately hazardous violations open (the class that covers no heat, pests, lead paint and similar).
• 3 open violations are classified rent-impairing under NY Multiple Dwelling Law section 302-a.
• The owner has 11 buildings on record; 4 graded D or F.
• A co-op: renting here is a sublet, usually with board approval and a time limit; units are not rent-stabilized.

• Repairs: High (18 open, 3 class C), records as of Oct 25, 2026
• Heat and hot water: No complaints, 12 mo, records as of Oct 25, 2026
• Pests: Clear (Owner reported none, 3 yr), records as of Oct 27, 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)

18 open violations: 3 class C (immediately hazardous), 7 class B, 8 class A. 2 issued in the last 12 months. 26 on record. Oldest open violation issued 2018-07-26. Newest violation issued 2026-05-07.

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

3 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: Self-closing door not working (entrance). , 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 HINGE AT BUILDING ENTRANCE, issued 2025-08-25. HPD violation 18182430
• Class C: No heat / heating defect (hallway). POST NOTICE, IN FORM APPROVED BY THE DEPARTMENT, STATING THE NAME AND LOCATION OF THE PERSON DESIGNATED BY THE OWNER TO HAVE KEY TO BUILDINGS HEATING SYSTEM MISSING AT PUBLIC HALL, 1st STORY, issued 2024-12-19. HPD violation 17560437
• Class C: Door, lock or intercom defect, 1st room from the north, 5th floor. , 2007 ADM CODE REMOVE THE ILLEGAL FASTENING CONSISTING OF SLIDING BOLT WITH EYE CAPABLE OF BEING PADLOCKED ON DOOR LEADING TO REAR YARD IN THE 1st ROOM FROM NORTH AT WEST LOCATED AT APT 5B, 5th STORY, APARTMENT AT EAST (apt 5B), issued 2018-07-26. HPD violation 12495153
• Class B: Door, lock or intercom defect (hallway). HMC: REFIT DOOR AT VESTIBULE AT PUBLIC HALL, 1st STORY, issued 2024-12-19. HPD violation 17560430
• Class B: Damaged plaster or paint, ceiling, bathroom, 2nd floor. REPAIR THE BROKEN OR DEFECTIVE PLASTERED SURFACES AND PAINT IN A UNIFORM COLOR THE CEILING IN THE BATHROOM LOCATED AT APT 4B, 2nd STORY, APARTMENT AT SOUTH (apt 4B), issued 2019-07-25. HPD violation 13189320
• Class B: Mold, ceiling, bathroom, 2nd floor. HMC: TRACE AND REPAIR THE SOURCE AND ABATE THE VISIBLE MOLD CONDITION... APPROXIMATELY 10 S.Q FT OF MOLD AT CEILING IN THE BATHROOM LOCATED AT APT 4B, 2nd STORY, APARTMENT AT SOUTH (apt 4B), issued 2019-07-25. HPD violation 13189312
• Class B: Door, lock or intercom defect, 1st room from the north, 2nd floor. , 2007 ADM CODE REMOVE THE ILLEGAL FASTENING KEY OPERATED LOCK AT ROOM DOOR LEADING TO FIRE STAIRS IN THE 1st ROOM FROM NORTH AT WEST LOCATED AT APT 4B, 2nd STORY, 1st APARTMENT FROM EAST AT SOUTH (apt 4B), issued 2019-07-25. HPD violation 13189330
• Class B: Door, lock or intercom defect (hallway). , 2007 ADM CODE REMOVE THE ILLEGAL FASTENING LOCKING DEVICE AT SCUTTLE COVER CAPABLE OF PADLOCKING AT PUBLIC HALL, 3rd STORY, issued 2019-07-25. HPD violation 13189335

311 housing complaints

1 in the last 12 months, 12 in 5 years. Most common: Unsanitary Condition (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: Owner reported 0 infested units
• 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 (0 on record). 0 open HPD cases; 0 harassment findings.

Rent stabilization

No rent-stabilized units on the tax bill.

Owner and management

Owner: SOUTH WILLIAMSBURG HDFC. Head officer: ISAAC BREUER. Managing agent: DEL-MAR MANAGEMENT SERVICES INC. This owner has 11 buildings on record, 4 graded D or F. See the full portfolio.

Last HPD registration Oct 22, 2025. Registration on file through Sep 1, 2026; renewal not yet in the city's data.

Tax lot and city IDs

BBL 3021360028, HPD building ID 372650. HPD Online, ACRIS, DOB BIS.

Nearest subway

• Marcy Av (M, J, Z), 9 min walk
• Hewes St (M, J), 14 min walk
• Bedford Av (L), 15 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.