Manhattan

1 Harkness Plaza

Manhattan, NY 10023Individually ownedBBL 1011151501BIN 1027461

Updated Aug 1, 2026 · 16 sources

Year Built1981
Floors26
Building Area312,870 sqft
ZoningC4-7
ClassRB
Market Value$2.8M

1 HARKNESS PLAZA is a property located at 1 HARKNESS PLAZA, Manhattan, NY 10023. The building was constructed in 1981. The building has 26 floors. The building area is 312,870 square feet on a 16,535 sqft lot. The property is zoned C4-7. The assessed market value is $2.8M. It last sold for $3.1M on Jan 23, 2005. Public records list the property as individually owned. There are 226 building permits on record (209 active). There are 24 violations on record (0 currently open). Data sourced from NYC Department of Buildings (DOB), Housing Preservation & Development (HPD), Department of Finance (DOF), and other government agencies.

A RegWatch Dossier

347records on file
21Energy Star

Completed in 1981, 1 Harkness Plaza rises 26 stories over New York. Public records put it at 312,870 square feet of floor area, on land zoned C4-7. It is carried on the public rolls at a market value of $2.8M, and assessed for tax at $1.3M. In the 38 years its record reaches back, the lot has drawn 347 separate government filings.

The documentary life of the address leans hard toward permit: 226 of its 347 records, fully 65%, fall under that one heading. Complaint (33) and violation (24) trail well behind. No violations stand open against it today.

The pace is anything but even. Activity is spread across the decades, with 2000 the busiest year on file.

On the environmental ledger, the building posts an Energy Star score of 21, with a site energy-use intensity of 87.4 kBtu per square foot. Its operations answer for roughly 2,235 metric tons of CO2-equivalent a year.

Read together — 65% permit, 38 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.

65% of every record here performs the same act: permit.

Property Details

Address1 HARKNESS PLAZA, Manhattan, NY 10023
RB
Year Built1981
Floors26
Total UnitsN/A
Building Area312,870 sqft
Lot Size16,535 sqft
ZoningC4-7
1011151501
1027461
OwnershipIndividually owned

Assessment & Sales

$2.8M
$1.3M
$175K
$3.1M
Last Sale DateJan 23, 2005

Building Permits

226 on record · 209 active
Construction EquipmentDOB Legacy
ISSUED
Filed Oct 25, 2021Job #140941444-01-02
Construction EquipmentDOB Legacy
ISSUED
Filed Dec 3, 2020Job #140927228-01-01
Construction EquipmentDOB Legacy
ISSUED
Filed Jun 13, 2020Job #123910269-01-01
Construction EquipmentDOB Legacy
ISSUED
Filed Feb 17, 2020Job #123381697-01-02
Construction EquipmentDOB Legacy
ISSUED
Filed May 10, 2019Job #123558523-01-01

+ 221 more permitsview full report

Violations

24 on record · none currently open
DOB LegacyElevator
DISMISSED
Issued May 20, 2019#2353325

FAILURE TO PERFORM CATEGORY 5 INSPECTION

View this violation's full details & status history →
DOB LegacyACC1
DISMISSED
Issued May 30, 2014#1877308

VIO ISSUED TO ELEVATOR - FAIL TO CORRECT DEFECTS ON 2012 CAT 1 INSP/TST

View this violation's full details & status history →
DOB LegacyElevator
DISMISSED
Issued Oct 8, 2010#1536475
DOB LegacyLocal Law 10/81
DISMISSED
Issued Oct 1, 2005#1110568
DOB LegacyE
RESOLVED
Issued Jan 8, 2004#948905

+ 19 more violations on record — view full report

Get the Complete Report for 1 HARKNESS PLAZA

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

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Frequently Asked Questions

When was 1 HARKNESS PLAZA, Manhattan built?

The building at 1 HARKNESS PLAZA, Manhattan, NY 10023 was constructed in 1981. with 26 floors. The building area is 312,870 sqft.

Are there building permits at 1 HARKNESS PLAZA, Manhattan?

Yes. 1 HARKNESS PLAZA, Manhattan, NY 10023 has 226 building permits on record, with 209 currently active. Permits are sourced from the NYC Department of Buildings (DOB Legacy and DOB NOW systems). The most recent permit is a Construction Equipment (ISSUED) filed Oct 25, 2021.

Does 1 HARKNESS PLAZA, Manhattan have violations?

Yes. 1 HARKNESS PLAZA, Manhattan, NY 10023 has 24 violations on record, with 0 currently open. Breakdown: 21 DOB, 3 ECB. Sources: NYC DOB, HPD, and ECB/OATH.

Does 1 HARKNESS PLAZA, Manhattan have docketed judgments?

No docketed OATH judgments were found in local records for 1 HARKNESS PLAZA, Manhattan, NY 10023. Judgment data is sourced from NYC Office of Administrative Trials & Hearings (OATH) hearing records.

What is the property tax assessment for 1 HARKNESS PLAZA?

1 HARKNESS PLAZA, Manhattan, NY 10023 has an assessed market value of $2.8M and a total assessed value of $1.3M (land: $175K). Assessment data is from the NYC Department of Finance (DOF).

When was 1 HARKNESS PLAZA last sold?

1 HARKNESS PLAZA, Manhattan, NY 10023 last sold for $3.1M on Jan 23, 2005. Sale records are sourced from NYC ACRIS and Department of Finance rolling sales data.

What is the zoning for 1 HARKNESS PLAZA?

1 HARKNESS PLAZA, Manhattan, NY 10023 is zoned C4-7. 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 1 HARKNESS PLAZA?

1 HARKNESS PLAZA, Manhattan, NY 10023 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 1 HARKNESS PLAZA?

Search 1 HARKNESS PLAZA 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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1 HARKNESS PLAZA, Manhattan, NY 10023 — Property Records, Permits, Violations, Tax & Zoning | RegWatch