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Manhattan • Condo

823 Park Ave

Manhattan, NY 10021BBL 1014101304BIN 1043138
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Updated Aug 1, 2026 · 16 sources

Year Built1911
Floors13
Units11
Building Area52,480 sqft
ZoningR10
ClassR4
Market Value$1.8M

823 PARK AVE is a property located at 823 PARK AVE, Manhattan, NY 10021. It is classified as a condo - residential unit in converted building. The building was constructed in 1911. It has 13 floors and 11 units. The building area is 52,480 square feet on a 6,000 sqft lot. The property is zoned R10. The assessed market value is $1.8M. It last sold for $24.2M on Dec 18, 2025. There are 224 building permits on record (177 active). There are 164 violations on record (2 currently open). 1 docketed judgment is 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

711records on file

Completed in 1911, 823 Park Ave rises 13 stories over New York. Public records put it at 11 units and 52,480 square feet of floor area, on land zoned R10. It is carried on the public rolls at a market value of $1.8M, and assessed for tax at $814K. In the 44 years its record reaches back, the lot has drawn 711 separate government filings.

The documentary life of the address leans hard toward permit: 224 of its 711 records, fully 32%, fall under that one heading. Violation (164) and release (98) trail well behind. 2 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 2008.

On the environmental ledger, the building is benchmarked under Local Law 84, with a site energy-use intensity of 76.3 kBtu per square foot. Its operations answer for roughly 372 metric tons of CO2-equivalent a year.

Read together — 32% permit, 44 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.

$1.8M of New York, written across 711 government filings.

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Sources
NYC DOBNYC HPDNYC DOFACRISNYC DCPECB/OATHNYC DEPNYC LPCNYC FDNYNYS DHCRMOCEJFEMAEPAUS CensusHUDUSGS
updated

Property Details

Address823 PARK AVE, Manhattan, NY 10021
Building TypeCondo - Residential Unit in Converted Building
R4
Year Built1911
Floors13
Total Units11
Building Area52,480 sqft
Lot Size6,000 sqft
ZoningR10
ConditionAverage
1014101304
1043138

Assessment & Sales

$1.8M
$814K
$124K
$24.2M
Last Sale DateDec 18, 2025

Building Permits

224 on record · 177 active
General ConstructionDOB NOW
OBJECTIONS
Filed Jul 28, 2026Est. cost $465KJob #M01363776-P2
View this permit's full record & inspection history →
General ConstructionDOB NOW
PERMIT ENTIRE
Filed Jun 29, 2026Est. cost $465KJob #M01363776-I1
View this permit's full record & inspection history →
General ConstructionDOB NOW
PERMIT ISSUED
Filed Jun 17, 2026Est. cost $465KJob #M01363776-I1

Initial Permit

View this permit's full record & inspection history →
Sidewalk ShedDOB NOW
PERMIT ISSUED
Filed Jun 12, 2026Est. cost $1Job #M01009078-I1

Renewal Permit Without Changes

View this permit's full record & inspection history →
General ConstructionDOB NOW
PERMIT ENTIRE
Filed Jun 12, 2026Est. cost $1Job #M01009078-I1
View this permit's full record & inspection history →

+ 219 more permits — view full report

Violations

164 on record · 2 open
Judgments · 1 docketed
DOB summons (OATH)JUDGMENT DOCKETED
Docketed Jul 31, 1995Ticket #034118864M
FAILURE TO MAINTAIN EXTERIOR BUILDING WALL - HAZARDOUS
DOB LegacyFacade Safety (FISP)
ACTIVE
Issued Jan 9, 2017#2138000
View this violation's full details & status history →

+ 163 more violations on record — view full report

Get the Complete Report for 823 PARK 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 823 PARK AVE, Manhattan built?

The building at 823 PARK AVE, Manhattan, NY 10021 was constructed in 1911. It is classified as a condo - residential unit in converted building with 13 floors and 11 units. The building area is 52,480 sqft.

Are there building permits at 823 PARK AVE, Manhattan?

Yes. 823 PARK AVE, Manhattan, NY 10021 has 224 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 General Construction (OBJECTIONS) filed Jul 28, 2026.

Does 823 PARK AVE, Manhattan have violations?

Yes. 823 PARK AVE, Manhattan, NY 10021 has 164 violations on record, with 2 currently open. Breakdown: 65 DOB, 96 ECB, 3 HPD. Sources: NYC DOB, HPD, and ECB/OATH.

Does 823 PARK AVE, Manhattan have docketed judgments?

Yes. 823 PARK AVE, Manhattan, NY 10021 has 1 docketed judgment 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 823 PARK AVE?

823 PARK AVE, Manhattan, NY 10021 has an assessed market value of $1.8M and a total assessed value of $814K (land: $124K). Assessment data is from the NYC Department of Finance (DOF).

When was 823 PARK AVE last sold?

823 PARK AVE, Manhattan, NY 10021 last sold for $24.2M on Dec 18, 2025. Sale records are sourced from NYC ACRIS and Department of Finance rolling sales data.

What is the zoning for 823 PARK AVE?

823 PARK AVE, Manhattan, NY 10021 is zoned R10. 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.

How do I get a full property report for 823 PARK AVE?

Search 823 PARK 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 adds the complete title history, owner contacts, and a downloadable PDF.

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823 PARK AVE, Manhattan, NY 10021 — Property Records, Permits, Violations, Tax & Zoning | RegWatch