231 Sherman Avenue

231 Sherman Avenue in Inwood, Manhattan, has 12 open HPD violations, 6 of them class C, and 39 of 43 units are rent-stabilized, as of Oct 24, 2026. StreetSpy grade: C (74/100).

Mixed residential & commercial · 43 units · Built 1925

StreetSpy grade: C (Fair, 74/100)

• 6 immediately hazardous violations open (the class that covers no heat, pests, lead paint and similar).
• 2 open violations are classified rent-impairing under NY Multiple Dwelling Law section 302-a.
• The head officer on this registration is named on 48 buildings' registrations; 22 graded D or F.
• 39 of 43 units are rent-stabilized; 41 on the 2007 tax bill.

Fewer open violations per unit than 5 in 10 Manhattan buildings this size.

• Repairs: Medium (12 open, 6 class C), records as of Oct 24, 2026
• Heat and hot water: 2 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)

12 open violations: 6 class C (immediately hazardous), 3 class B, 3 class A. 3 issued in the last 12 months. 355 on record. Oldest open violation issued 2005-02-16. Newest violation issued 2026-06-09.

10 closed in the last 90 days. Median 838 days from issue to close for the 69 violations closed in the last 12 months.

2 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: Roaches, throughout the apartment, 3rd floor. HMC ADM CODE: § 27-2017.4 ABATE THE INFESTATION CONSISTING OF ROACHES IN THE ENTIRE APARTMENT LOCATED AT APT 3G, 3rd STORY, 1st APARTMENT FROM EAST AT SOUTH (apt 3G), issued 2025-05-12. HPD violation 17884493
• Class C: Damaged plaster or paint, ceiling, 4th room from the north, 3rd floor. REPAIR THE BROKEN OR DEFECTIVE PLASTERED SURFACES AND PAINT IN A UNIFORM COLOR THE SOUTH WALL, EAST WALL AND THE CEILING IN THE 4th ROOM FROM NORTH LOCATED AT APT 3G, 3rd STORY, 1st APARTMENT FROM EAST AT SOUTH (apt 3G), issued 2025-05-12. HPD violation 17884490
• Class C: Roaches, throughout the apartment, 2nd floor. HMC ADM CODE: § 27-2017.4 ABATE THE INFESTATION CONSISTING OF ROACHES IN THE ENTIRE APARTMENT LOCATED AT APT 2F, 2nd STORY, 4th APARTMENT FROM WEST AT NORTH (apt 2F), issued 2020-07-28. HPD violation 13739100
• Class C: Lead paint hazard, 2nd room from the north, 6th floor. - CORRECT THE LEAD-BASED PAINT HAZARD - PRESUMED LEAD PAINT THAT IS PEELING OR ON A DETERIORATED SUBSURFACE USING WORK PRACTICES SET FORTH IN 28 RCNY §11-06(B)(2) CEILING, NORTH WALL, WEST WALL IN THE 2nd ROOM FROM NORTH AT WEST LOCATED AT APT 6F, 6th STORY, 2nd APARTMENT FROM SOUTH AT WEST (apt 6F), issued 2005-02-16. HPD violation 5355577
• Class C: No hot water, throughout the apartment, 5th floor. PROVIDE HOT WATER AT ALL HOT WATER FIXTURES IN THE ENTIRE APARTMENT LOCATED AT APT 5B, 5th STORY, 1st APARTMENT FROM SOUTH AT WEST (apt 5B). HPD violation 19306428
• Class C: No hot water, throughout the apartment, 2nd floor. PROVIDE HOT WATER AT ALL HOT WATER FIXTURES IN THE ENTIRE APARTMENT LOCATED AT APT 2C, 2nd STORY, 1st APARTMENT FROM WEST AT NORTH (apt 2C). HPD violation 19306429
• Class B: Mold, east wall, 4th room from the north, 3rd floor. HMC: TRACE AND REPAIR THE SOURCE AND ABATE THE VISIBLE MOLD CONDITION... LESS THAN 10 SQUARE FEET AT THE WINDOW FRAME FROM NORTH AT EAST WALL IN THE 4th ROOM FROM NORTH LOCATED AT APT 3G, 3rd STORY, 1st APARTMENT FROM EAST AT SOUTH ORIGINAL VIOLATION 17884491 ISSUED 09-MAY-25 HAS BEEN UPGRADED TO CLASS B PER ADMINISTRATIVE CODE 27-2017.3a(3)(a) or (b). (apt 3G), issued 2025-09-09. HPD violation 18222067
• Class B: Mold, south wall, 4th room from the north, 3rd floor. HMC: TRACE AND REPAIR THE SOURCE AND ABATE THE VISIBLE MOLD CONDITION... GREATER THAN 20 SQUARE FEET AT THE SOUTH WALL, EAST WALL AND THE CEILING IN THE 4th ROOM FROM NORTH LOCATED AT APT 3G, 3rd STORY, 1st APARTMENT FROM EAST AT SOUTH (apt 3G), issued 2025-05-12. HPD violation 17884489

311 housing complaints

4 in the last 12 months, 94 in 5 years. Most common: Heat/Hot Water (2), Unsanitary Condition (1), Water Leak (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. 3 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

39 of 43 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: 39 in 2024, 41 in 2007. Source: DOF tax bills for 2007 and 2024; years with no bill on file are left out.

Owner and management

Owner: SHERMAN REALTY LLC. Head officer: MARTIN SCHARF. Managing agent: SHERMAN REALTY LLC. This owner has 48 buildings on record, 22 graded D or F. See the full portfolio.

Last HPD registration Jul 3, 2025. Registration on file through Sep 1, 2026; renewal not yet in the city's data.

Tax lot and city IDs

BBL 1022230001, HPD building ID 27600. HPD Online, ACRIS, DOB BIS.

Nearest subway

• 207 St (1), 2 min walk
• Inwood-207 St (A), 3 min walk
• 215 St (1), 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 2026-10-27.