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Building and Landlord Data Analysis Report

651 West 171st Street, Manhattan, NY 10032

5
DOB Complaints
80
311 Housing Calls
52
Housing Violations
1
Permits

Risk Assessment

84
Low Risk

This building shows minimal signs of maintenance issues based on our analysis.

Our AI predicts there is a 84% chance of no major maintenance issues.
Augrented Insights Report for 651 West 171st Street

651 West 171st Street is a 6-story, 48-unit New Law Tenement building constructed in 1922 and currently owned by Mark Scharfman. The building has experienced recurring heating issues recently, with multiple heat/hot water complaints documented in 2025 and 2024, including two emergency complaints in March and February 2025. The building has also faced various maintenance challenges, including a sewage odor in 2024, water leak issues, and electrical/gas range problems.

Apartment 51 was found to have multiple violations in 2024, including missing smoke detector issues and problems with plastered surfaces and painting requirements. There have been persistent rodent presence concerns, with multiple rat activity inspections recorded between 2021 and 2023, though the most recent rodent inspection in February 2025 passed. The building's elevator system has been a recurring concern, with multiple complaints about single-device service between 2019 and 2022, though inspections generally found no violations. The building has shown some environmental control challenges, as evidenced by an active ECB violation from 2021 regarding excessive water in the elevator pit and a non-functioning sump pump.

While there were pest issues reported in 2024 related to apartment 31, these were resolved by February 2024, and bedbug reports from 2021 to 2024 indicate no infestations in recent years, though there were two units affected in 2019-2020. The building has generally maintained compliance with the Bedbug Disclosure Program, reporting no infested units since 2021. Recent inspections have shown improvements in certain areas, including a Passed result in the latest rodent inspection. The building's maintenance history shows a pattern of addressing but recurring issues, particularly with heating and elevator systems, while some violations related to individual apartments remain open as of the latest inspection records.

Last updated: July 27, 2025
This report is created with AI and based on the most recent 10 data items in each category. Full reports with 50+ data points are available to subscribers.

651 West 171st Street Report Contents

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651 West 171st Street Building Overview

Renter Risk Rating

This building is in the riskiest 10% of buildings in Washington Heights.

Building Characteristics

Total units 48
Year built 1922
Total area 50802 sq ft
Floors 6
Tax Abatements None
Building Class NEW LAW TENEMENT
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Key Building Statistics

5
DOB Complaints
Complaints filed with the Department of Buildings in the last 7 years.
52
Housing Violations
Class B & C housing maintenance code violations.
80
311 Housing Calls
Housing-related 311 service requests in the last 7 years.
0
Work Orders
Repair orders issued by city agencies.
1
ECB Violations
Environmental Control Board violations on record.
4
Evictions
Evictions executed by city marshalls.
17
Rodent Inspections
Rodent inspections conducted by DOHMH.
1
Building Permits
Permits issued by DOB in the last 7 years.

Included Addresses

  • 647 West 171st St, New York, NY 10032
  • 649 West 171st St, New York, NY 10032

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651 West 171st Street Landlord Information

HPD Registration Contacts

Contact data is from NYC HPD building registration.

RoleNameAddress

Landlord Portfolio

Other NYC buildings registered to this landlord.

AddressUnitsCode ViolationsRisk Rating

Landlord Court Records

NYC housing court and civil court records. Name matching only; verify parties are actually the owners by reviewing the case files!

Date FiledCase TitleCourtLink
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651 West 171st Street Rent Control Status

Year Built
Built before 1974
Units
More than 6 units
RGB Registration
Registered
Tax Abatement
Tax abatement found
Year BuiltUnitsRGB RegistrationTax Abatement
Before 1974 >6 units Registered Found

Full Building Data for 651 West 171st Street

Housing Maintenance Code Complaints

This table shows complaints to 311 related to potential NYC Housing Maintenance Code (HMC) for 651 West 171st Street. These complaints are related to conditions such as lack of heat, hot water, mold, pests, and other habitability issues. Class B and C violations are the most serious and may indicate significant problems with building maintenance or safety.

Date ReceivedSttatus DateCategoryTypeStatus
2025-03-062025-03-09Heat/hot Water-Entire BuildingEmergencyCLOSE
2025-02-242025-02-27Heat/hot Water-Entire BuildingEmergencyCLOSE
2024-04-242024-08-03Water Leak-Slow LeakNon EmergencyCLOSE
2024-04-172024-07-27Appliance-Electric/gas RangeNon EmergencyCLOSE
2024-03-222024-05-03Unsanitary Condition-PestsNon EmergencyCLOSE
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Housing Maintenance Code Violations

This table shows violations of the NYC Housing Maintenance Code (HMC) issued by HPD for 651 West 171st Street. These violations are related to conditions such as lack of heat, hot water, mold, pests, and other habitability issues. Class B and C violations are the most serious and may indicate significant problems with building maintenance or safety.

Inspection DateClassStatusStatus DateApartmentNOV DescriptionCertified Date
2024-08-01BCloseNone51§ 27-2045 ADM CODE REPAIR OR REPLACE THE SMOKE DETECTOR MISSING IN THE ENTIRE APARTMENT LOCATED AT APT 51, 5th STORY, 2nd APARTMENT FROM EAST AT SOUTH2024-08-19T00:00:00.000Z
2024-08-01BOpenNone51§ 27-2005 ADM CODE REPAIR THE BROKEN OR DEFECTIVE PLASTERED SURFACES AND PAINT IN A UNIFORM COLOR AT SOUTH WALL IN THE 1st ROOM FROM NORTH LOCATED AT APT 51, 5th STORY, 2nd APARTMENT FROM EAST AT SOUTHNone
2024-08-01BOpenNone51§ 27-2005 ADM CODE REPAIR THE BROKEN OR DEFECTIVE PLASTERED SURFACES AND PAINT IN A UNIFORM COLOR AT CEILING IN THE PRIVATE HALLWAY LOCATED AT APT 51, 5th STORY, 2nd APARTMENT FROM EAST AT SOUTHNone
2024-01-28CCloseNone31HMC ADM CODE: § 27-2017.4 ABATE THE INFESTATION CONSISTING OF MICE IN THE ENTIRE APARTMENT LOCATED AT APT 31, 3rd STORY, 1st APARTMENT FROM EAST AT SOUTH , SECTION AT WEST2024-02-29T00:00:00.000Z
2024-01-28CCloseNone31HMC ADM CODE: § 27-2017.4 ABATE THE INFESTATION CONSISTING OF ROACHES IN THE ENTIRE APARTMENT LOCATED AT APT 31, 3rd STORY, 1st APARTMENT FROM EAST AT SOUTH , SECTION AT WEST2024-02-29T00:00:00.000Z
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311 Service Requests

Service requests made to 311 for 651 West 171st Street. Data from NYC 311.

Created DateTypeDescriptionStatusAgencyResolution
2025-03-06 21:52HEAT/HOT WATERENTIRE BUILDINGClosedHPD
2025-02-24 21:37HEAT/HOT WATERENTIRE BUILDINGClosedHPD
2024-04-24 10:21WATER LEAKSLOW LEAKClosedHPD
2024-04-24 10:15Indoor Air QualitySewage OdorClosedDOHMH
2024-04-17 18:08APPLIANCEELECTRIC/GAS RANGEClosedHPD
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DOB Complaints

Department of Buildings complaints regarding 651 West 171st Street.

Complaint #FiledStatusCategoryInspection DateDisposition
16102112022-05-20CLOSEDElevator: Single Device on Property/No Alternate Service2022-05-27No Violation Warranted For Complaint At Time Of Inspection (2022-05-31)
15918612022-01-30CLOSEDElevator: Single Device on Property/No Alternate Service2022-03-06No Violation Warranted For Complaint At Time Of Inspection (2022-03-07)
15868432021-11-15CLOSEDElevator: Single Device on Property/No Alternate Service2021-11-15Oath Violation Served (2021-11-15)
15689232021-04-11CLOSEDElevator: Single Device on Property/No Alternate Service2021-05-20No Violation Warranted For Complaint At Time Of Inspection (2021-05-20)
15229402019-09-26CLOSEDElevator: Single Device on Property/No Alternate Service2019-11-21No Violation Warranted For Complaint At Time Of Inspection (2019-11-21)
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DOB Violations

Department of Buildings violations regarding 651 West 171st Street.

Date IssuedCategoryDescriptionStatusComments
2019-05-20V*-DOB VIOLATION - DISMISSEDFAILURE TO PERFORM CATEGORY 5 INSPECTIONCAT5 FAILURE TO FILE,PENALTY PAID.2019-07-09
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Indoor Environment Complaints (DOHMH)

The table below shows indoor environment complaints received regarding the conditions at 651 West 171st Street. The information includes the date, type, description, and status of each complaint. The data is sourced from DOHMH/311.

DateTypeDescriptionStatus
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Bedbug Infestations

The table below shows the bedbug reports filed by the landlord for 651 West 171st Street. The information includes the file date, infested units, eradicated units, re-infested units, filing start date, and filing end date. The data is sourced from DOHMH. Landlords are required to file these reports; missing data may indicate non-compliance.

File DateInfested UnitsEradicated UnitsRe-infested UnitsFiling Start DateFiling End Date
2024-12-160002023-11-012024-10-31
2023-12-010002022-11-012023-10-31
2022-12-190002021-11-012022-10-31
2021-12-070002020-11-012021-10-31
2021-01-132202019-11-012020-10-31
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Rodent Inspections

Recent rodent inspection results for 651 West 171st Street. Data from NYC DOHMH.

DateTypeResult
2025-02-26InitialPassed
2024-07-29InitialPassed
2023-09-13ComplianceRat Activity
2023-07-31InitialFailed for Other R
2022-11-17InitialPassed
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HPD Litigation Explanation

The table below shows the HPD litigation records for 651 West 171st Street. The information includes the open date, case type, status, judgement, penalty and whether harassment was found. The data is sourced from HPD.

Source: HPD
Open DateCase TypeStatusJudgementPenaltyHarassment found
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OATH Cases Explanation

The table below shows the Office of Administrative Trials and Hearings cases for 651 West 171st Street. The information includes the date, agency, respondent, charge, result, penalty, and status. The data is sourced from OATH.

Source: Office of Administrative Trials and Hearings (OATH)
DateAgencyRespondentChargeResultPenaltyStatus
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ECB Violations

Environmental Control Board violations for 651 West 171st Street. Data from ECB.

DateNumberRespondentDescriptionStatusPenaltyBalance Due
2021-11-1539051110YWEST 171 ASSOCAITES L P BEXCESSIVE WATER IN THE PIT. SUMP PUMP NOT FUNCTIONING. REMOVE WATER AND CLEAN PIT. FUSES ON CONTROLLER ILLEGIBLE. REPLACE.ACTIVE625.00.0
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Alternative Enforcement Program (AEP) Explanation

The table below shows the Alternative Enforcement Program (AEP) records for 651 West 171st Street. The information includes the start date, start violations, discharge date, and status. The data is sourced from HPD.

Source: Department of Housing Preservation and Development (HPD)
Start DateStart ViolationsDischarge DateStatus
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Vacate Orders Explanation

The table below shows the vacate orders for 651 West 171st Street. The information includes the effective date, rescinded date, reason, type, and units. The data is sourced from DOB.

Source: Department of Buildings (DOB)
Effective DateRescinded DateReasonTypeUnits
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Work Orders Explanation

The table below shows the work orders for 651 West 171st Street. The information includes the date created, type, description, and charge. The data is sourced from HPD.

Source: Department of Housing Preservation and Development (HPD)
Date CreatedTypeDescriptionCharge
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Liens Explanation

The table below shows tax and water liens for 651 West 171st Street. Information includes tax class, month, water only flag, amount, and cycle. Data is sourced from NYC Department of Finance.

Source: NYC Department of Finance
Tax ClassMonthWater OnlyAmountCycle
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Case NumberDateTypeStatusDetails

Sales Records

Sales transactions for 651 West 171st Street. Data includes sale date, price, buyer, and seller.

DatePriceBuyerSeller

Asbestos Records

Asbestos abatement filings and records for 651 West 171st Street. Data includes filing date, type, and status.

Start DateEnd DateStatusProcedureFloor

Fire Violations

Violations issued by the Fire Department for this property.

Violation NumberDateDescriptionStatus
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Fire Inspections

Fire Department inspection records for this property.

DateTypeResult
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Fire Certificates

Fire safety certificates for this property.

TypeIssue DateExpiration
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Water Connections

Water connection permits and records for 651 West 171st Street. Data includes connection type, date, and status.

MaterialRecord Type

Elevator Permits

Elevator permit records for 651 West 171st Street. Data includes permit type, issue date, and status.

TypeIssue DateStatus

Landmark Violations

Landmark preservation violations for 651 West 171st Street. Data includes violation date, type, and status.

DateTypeStatus

Planning Projects

City Planning (ZAP) project applications for this building. Data includes project ID, status, borough, and lot/block information.

Project IDStatusBoroughBlockLot
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Building Permits

Department of Buildings issued building permits for this property. This includes permits for construction, alteration, and demolition work. Data includes permit type, job number, status, and issue date.

Permit TypeJob NumberStatusIssue Date

Electrical Permits

Department of Buildings issued electrical permits for this property. This includes permits for electrical work, installations, and modifications. Data includes permit type, job number, status, and issue date.

Permit TypeJob NumberStatusIssue Date

How 651 West 171st Street Compares

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