Higher is better. Based on 25 data sources across violations, complaints, permits, sales, and legal records.
High Confidence
This building is in excellent condition — well-maintained and fully compliant
No red flags found. Standard due diligence recommended.
631 9 Avenue is a walkup apartment building built in 1920 in Manhattan with 8 residential units. It carries a Grade A health score — one of the cleaner records in its peer group, with no open violations or active complaints. Active permit activity suggests ongoing maintenance investment. Our analysis reviewed 139 records across 25 public data sources, benchmarked against similar mid-sized prewar residential buildings in NYC.
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vs Neighborhood (10036)
548 buildings in this zip code
95th
Better than 95% of buildings in 10036
Top tier
Avg score: 78
WorstBest in 10036
Clean record
No open violations, no complaints, no liens — this building is well-maintained and fully compliant.
Score Breakdown
Living ConditionsBased on housing violations — things like heat, hot water, pests, mold
99Excellent
Building SafetyStructural issues, fire safety, elevator problems, code violations
No issues
Complaint BurdenHow often residents call 311 or file complaints about this building
No issues
Management QualityHow quickly the owner fixes problems and maintains the building
No issues
Financial HealthTax liens, water debt, unpaid city charges
No issues
Legal & EnforcementCity lawsuits and legal actions against the building owner
No issues
Maintenance HistoryBoiler, facade, and routine upkeep inspection records
Ownership changes, mortgages, and financial transactions recorded for this property.
Sep 24, 2013
Mortgage — $800,000
Recorded
CRFN: 2013000394496
May 3, 2006
Deed Transfer
Recorded
CRFN: 2006000245666
Nov 15, 2004
Deed Transfer — $365,000
Recorded
CRFN: 2004000704958·Percent Transferred: 33.3%
Jun 24, 2002
Satisfaction of Mortgage
Recorded
Apr 17, 1992
Agreement
Recorded
Date unknown
Mortgage
Recorded
Date unknown
Deed Transfer
Recorded
No tax liens found for this property.
No litigation records found for this property.
Complete record of violations, complaints, permits, and other events for this building, newest first.
Medium Priority (1)
Inspection
Aug 1, 2025• 9 months ago
Failed for Other Reason
Initial (Job PC8581081)
Type: Initial
Result: Failed for Other Reason
Job: PC8581081
Approved: Aug 4, 2025
Low Priority (6)
Inspection
Sep 10, 2025• 8 months ago
Passed
Compliance (Job PC8581081)
Type: Compliance
Result: Passed
Job: PC8581081
Approved: Sep 11, 2025
Inspection
Jul 23, 2024• 1 year ago
Passed
Initial (Job PC8376181)
Type: Initial
Result: Passed
Job: PC8376181
Approved: Jul 24, 2024
Housing Violation
Apr 1, 2024• 2 years ago
DISMISSED
Class A / I: (A) § HMC:FILE ANNUAL BEDBUG REPORT IN ACCORDANCE WITH HPD RULE AS DESCRIBED ON THE BACK OF THIS NOTICE OF VIOLATION OR AS DESCRIBED ON HPDS WEBSITE, WWW.NYC.GOV\HPD, SEARCH BED BUGS.
Class: A
Status: VIOLATION DISMISSED
Nov Type: Original
Issued Date: Apr 1, 2024
Cure By Date: Jul 5, 2024
Status Date: Apr 29, 2024
Inspection
Jul 27, 2023• 2 years ago
Passed
Initial (Job PC8156479)
Type: Initial
Result: Passed
Job: PC8156479
Approved: Jul 28, 2023
Inspection
Jun 29, 2023• 2 years ago
Passed
Initial (Job PC8137891)
Type: Initial
Result: Passed
Job: PC8137891
Approved: Jun 30, 2023
Inspection
May 17, 2023• 2 years ago
Passed
Initial (Job PC8112265)
Type: Initial
Result: Passed
Job: PC8112265
Approved: May 18, 2023
Informational (9)
Tax Record
Jan 1, 2027• Today
Assessed
631 NINTH AVENUE, LLC
Year Built: 1,920
Building Class: C7
Gross Area: 5,080 sqft
Units: 9
Stories: 5
Zoning: R8
Assessed Value: $1,439,550
Market Value: $3,199,000
Tax Record
Jan 1, 2026• 4 months ago
Assessed
631 NINTH AVENUE, LLC
Year Built: 1,920
Building Class: C7
Gross Area: 5,080 sqft
Units: 9
Stories: 5
Zoning: R8
Assessed Value: $1,199,700
Market Value: $2,666,000
Tax Record
Jan 1, 2026• 4 months ago
Assessed
631 NINTH AVENUE, LLC
Year Built: 1,920
Building Class: C7
Gross Area: 5,080 sqft
Units: 9
Stories: 5
Zoning: R8
Assessed Value: $1,199,700
Market Value: $2,666,000
Registration
Jun 25, 2025• 10 months ago
Registered
HPD registration filed
Registration Ends: Sep 1, 2026·Last Registration: Jun 25, 2025
Rent Stabilized
Jun 25, 2025• 10 months ago
Registered
Rent stabilization registration
Registration Ends: Sep 1, 2026
Tax Record
Jan 1, 2025• 1 year ago
Assessed
631 NINTH AVENUE, LLC
Year Built: 1,920
Building Class: C7
Gross Area: 5,080 sqft
Units: 9
Stories: 5
Zoning: R8
Assessed Value: $999,900
Market Value: $2,222,000
Tax Record
Jan 1, 2025• 1 year ago
Assessed
631 NINTH AVENUE, LLC
Year Built: 1,920
Building Class: C7
Gross Area: 5,080 sqft
Units: 9
Stories: 5
Zoning: R8
Assessed Value: $999,900
Market Value: $2,222,000
Tax Record
Jan 1, 2024• 2 years ago
Assessed
631 NINTH AVENUE, LLC
Year Built: 1,920
Building Class: C7
Gross Area: 5,080 sqft
Units: 9
Stories: 5
Zoning: R8
Assessed Value: $1,244,250
Market Value: $2,765,000
Tax Record
Jan 1, 2024• 2 years ago
Assessed
631 NINTH AVENUE, LLC
Year Built: 1,920
Building Class: C7
Gross Area: 5,080 sqft
Units: 9
Stories: 5
Zoning: R8
Assessed Value: $1,244,250
Market Value: $2,765,000
Other Events (4)
hpd bedbug
Dec 26, 2025• 4 months ago
Filed
Annual bedbug filing — no infestations reported
Filing Period Start: Nov 1, 2024·Filing Period End: Oct 31, 2025
hpd bedbug
Dec 13, 2024• 1 year ago
Filed
Annual bedbug filing — no infestations reported
Filing Period Start: Nov 1, 2023·Filing Period End: Oct 31, 2024
hpd bedbug
Nov 13, 2024• 1 year ago
Filed
Annual bedbug filing — no infestations reported
Filing Period Start: Nov 1, 2022·Filing Period End: Oct 31, 2023
hpd bedbug
Apr 26, 2024• 2 years ago
Filed
Annual bedbug filing — no infestations reported
Filing Period Start: Nov 1, 2022·Filing Period End: Oct 31, 2023
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This report is an informational tool based on publicly available government records and does not constitute a “consumer report” under the Fair Credit Reporting Act. Building grades are editorial opinions and should not be used as the sole basis for housing, lending, or employment decisions. Data sourced from HPD, DOB, DOF, ECB, FDNY, 311, and other NYC agencies. Report errors to data@openstoop.com. See our Terms and Privacy Policy.