831 9 AVE, Manhattan, NY 10019 — Property Records, Permits, Violations, Tax & Zoning | RegWatch

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Year Built2004

Floors18

Units154

Building Area170,440 sqft

ZoningC6-2

ClassD7

Market Value$51.6M

831 9 AVE is a property located at 831 9 AVE, Manhattan, NY 10019. It is classified as a elevator apartment. The building was constructed in 2004. It has 18 floors and 154 units. The building area is 170,440 square feet on a 24,809 sqft lot. The property is zoned C6-2. The assessed market value is $51.6M. It last sold for $12M on Dec 18, 2002. Public records list the property as individually owned. There are 255 building permits on record (177 active). There are 68 violations on record (11 currently open). 37 docketed judgments are on record with OATH. Data sourced from NYC Department of Buildings (DOB), Housing Preservation & Development (HPD), Department of Finance (DOF), and other government agencies.

A RegWatch Dossier

597records on file

11Energy Star

Completed in 2004, 831 9 Ave rises 18 stories over New York. Public records put it at 154 units and 170,440 square feet of floor area, on land zoned C6-2. It is carried on the public rolls at a market value of $51.6M, and assessed for tax at $23.2M. In the 59 years its record reaches back, the lot has drawn 597 separate government filings.

The documentary life of the address leans hard toward permit: 255 of its 597 records, fully 43%, fall under that one heading. Complaint (85) and enforcement (75) trail well behind. 11 violations stand open against it today.

The pace is anything but even. The early decades pass in near silence; the filings cluster heavily in recent years, peaking in 2026.

On the environmental ledger, the building posts an Energy Star score of 11, with a site energy-use intensity of 92.3 kBtu per square foot. Its operations answer for roughly 1,404 metric tons of CO2-equivalent a year.

Read together — 43% permit, 59 years of accumulation, a parcel of New York — these scattered records compose a portrait of the address that no single page sets out to draw.

$51.6M of New York, written across 597 government filings.

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Executive summary, compliance history, title chain & existing debt, recorded documents & agreements, owner contacts, tax detail, Use & Development, build envelope, market comps, investment metrics, deal math & stress tests, deal signals, pre-foreclosure signals, neighborhood. Downloadable PDF. One payment, no subscription.

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Sources

NYC DOB NYC HPD NYC DOF ACRIS NYC DCP ECB/OATH NYC DEP NYC LPC NYC FDNY NYS DHCR MOCEJ FEMA EPA US Census HUD USGS

latest record Oct 24, 2026

Property Details

Address831 9 AVE, Manhattan, NY 10019

Building TypeElevator Apartment

Building ClassD7

Year Built2004

Floors18

Total Units154

Building Area170,440 sqft

Lot Size24,809 sqft

ZoningC6-2

ConditionAverage

BBL1010640036

BIN1026797

OwnershipIndividually owned

Assessment & Sales

Market Value$51.6M

Assessed Total$23.2M

Assessed Land$2.2M

Last Sale Price$12M

Last Sale DateDec 18, 2002

Building Permits

255 on record · 177 active

Sidewalk ShedDOB NOW

PERMIT ISSUED

Filed Oct 13, 2026Est. cost $35KJob #M01429908-I1

Renewal Permit Without Changes

View this permit's full record & inspection history →

General ConstructionDOB NOW

PERMIT ENTIRE

Filed Oct 13, 2026Est. cost $35KJob #M01429908-I1

View this permit's full record & inspection history →

Minor WorkDOB NOW

AHV PERMIT ISSUED

Filed Sep 19, 2026Job #M9469473

View this permit's full record & inspection history →

Minor WorkDOB NOW

AHV PERMIT ISSUED

Filed Sep 6, 2026Job #M8224102

View this permit's full record & inspection history →

General ConstructionDOB NOW

PERMIT ISSUED

Filed Aug 19, 2026Est. cost $169KJob #M01410814-I1

Initial Permit

View this permit's full record & inspection history →

+ 250 more permits — view full report

Violations

68 on record · 11 open

Judgments · 37 docketed

FDNY summons (OATH)JUDGMENT DOCKETED

Docketed Nov 30, 2022Ticket #012123514K

FIRE PROTECTION SYSTEMS:FAIL TO PREVENT UNNECESSARY UNWARRANTED ALARMS

FDNY summons (OATH)JUDGMENT DOCKETED

Docketed Sep 30, 2021Ticket #012099718P

FIRE PROTECTION SYSTEMS:FAIL TO PREVENT UNNECESSARY UNWARRANTED ALARMS

FDNY summons (OATH)JUDGMENT DOCKETED

Docketed Jun 30, 2020Ticket #011733860P

INSPECTION AND TESTING

FDNY summons (OATH)JUDGMENT DOCKETED

Docketed Oct 31, 2020Ticket #012094889R

FIRE PROTECTION SYSTEMS:FAIL TO PREVENT UNNECESSARY UNWARRANTED ALARMS

FDNY summons (OATH)JUDGMENT DOCKETED

Docketed Oct 31, 2020Ticket #012094823Y

FIRE PROTECTION SYSTEMS:FAIL TO PREVENT UNNECESSARY UNWARRANTED ALARMS

+ 32 more docketed judgments — view full report

HPDClass B

NOV SENT OUT

Issued Oct 24, 2026#19321647

§ 27-2005 ADM CODE REPLACE WITH NEW THE MISSING ELECTRICAL OUTLET AT SOUTH WALL IN THE KITCHEN LOCATED AT APT 3H, 3rd STORY, 2nd APARTMENT FROM WEST AT NORTH

View this violation's full details & status history →

HPDClass A

NOV SENT OUT

Issued Oct 24, 2026#19321648

§ 27-2005 HMC: REFIT BASE CABINET DOOR AT SOUTH WALL IN THE KITCHEN LOCATED AT APT 3H, 3rd STORY, 2nd APARTMENT FROM WEST AT NORTH

View this violation's full details & status history →

HPDClass C

NOTICE OF ISSUANCE SENT TO TENANT

Issued Oct 24, 2026#19321649

HMC ADM CODE: § 27-2017.4 ABATE THE INFESTATION CONSISTING OF MICE IN THE ENTIRE APARTMENT LOCATED AT APT 3H, 3rd STORY, 2nd APARTMENT FROM WEST AT NORTH

View this violation's full details & status history →

HPDClass A

NOV SENT OUT

Issued Oct 24, 2026#19321650

§ 27-2005 HMC: PROPERLY REPAIR OR REPLACE THE BROKEN OR DEFECTIVE GROUT AT WEST WALL IN THE BATHROOM LOCATED AT APT 3H, 3rd STORY, 2nd APARTMENT FROM WEST AT NORTH

View this violation's full details & status history →

HPDClass B

NOV SENT OUT

Issued Jun 27, 2026#19036937

§ 27-2005 ADM CODE REPAIR THE BROKEN OR DEFECTIVE PLASTERED SURFACES AND PAINT IN A UNIFORM COLOR AT NORTH WALL IN THE BATHROOM LOCATED AT APT 3H, 3rd STORY, 2nd APARTMENT FROM WEST AT NORTH

View this violation's full details & status history →

+ 63 more violations on record — view full report

Get the Complete Report for 831 9 AVE

Title history, detailed tax records, environmental data, zoning analysis, and more from 250+ government sources.

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Frequently Asked Questions

When was 831 9 AVE, Manhattan built?

The building at 831 9 AVE, Manhattan, NY 10019 was constructed in 2004. It is classified as a elevator apartment with 18 floors and 154 units. The building area is 170,440 sqft.

Are there building permits at 831 9 AVE, Manhattan?

Yes. 831 9 AVE, Manhattan, NY 10019 has 255 building permits on record, with 177 currently active. Permits are sourced from the NYC Department of Buildings (DOB Legacy and DOB NOW systems). The most recent permit is a Sidewalk Shed (PERMIT ISSUED) filed Oct 13, 2026.

Does 831 9 AVE, Manhattan have violations?

Yes. 831 9 AVE, Manhattan, NY 10019 has 68 violations on record, with 11 currently open. Breakdown: 5 DOB Safety, 28 DOB, 14 ECB, 21 HPD. Sources: NYC DOB, HPD, and ECB/OATH.

Does 831 9 AVE, Manhattan have docketed judgments?

Yes. 831 9 AVE, Manhattan, NY 10019 has 37 docketed judgments on record with the NYC Office of Administrative Trials & Hearings (OATH). A docketed judgment is an enforceable money judgment entered by OATH after a hearing on a summons issued at this property; where the respondent is the property owner it can attach to the property as a lien.

What is the property tax assessment for 831 9 AVE?

831 9 AVE, Manhattan, NY 10019 has an assessed market value of $51.6M and a total assessed value of $23.2M (land: $2.2M). Assessment data is from the NYC Department of Finance (DOF).

When was 831 9 AVE last sold?

831 9 AVE, Manhattan, NY 10019 last sold for $12M on Dec 18, 2002. Sale records are sourced from NYC ACRIS and Department of Finance rolling sales data.

What is the zoning for 831 9 AVE?

831 9 AVE, Manhattan, NY 10019 is zoned C6-2. Zoning data is from the NYC Department of City Planning (DCP). For detailed FAR, overlays, and development rights, view the full property report on RegWatch.

Who owns 831 9 AVE?

831 9 AVE, Manhattan, NY 10019 is individually owned according to public records. Ownership data is from NYC Department of Finance assessment rolls. View the current owner of record and registered contacts in the full property report on RegWatch.

How do I get a full property report for 831 9 AVE?

Search 831 9 AVE on RegWatch to see its public record free — violations, permits, tax records, zoning, environmental data, and more from 250+ government sources, no credit card required. A Full Analysis report ($15, one-time) adds the complete title history, owner contacts, and a downloadable PDF.

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831 9 AVE, Manhattan, NY 10019 — Property Records, Permits, Violations, Tax & Zoning | RegWatch