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Manhattan • Elevator Apartment

21 West 86th St

Manhattan, NY 10024Company-ownedBBL 1-01200-00BIN 1031405
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Updated Aug 1, 2026 · 16 sources

Year Built1927
Floors17
Units155
Building Area141,498 sqft
ZoningR10A
ClassD7
Market Value$40.9M

21 WEST 86TH ST is a property located at 21 WEST 86TH ST, Manhattan, NY 10024. It is classified as a elevator apartment - semi-fireproof with stores. The building was constructed in 1927. It has 17 floors and 155 units. The building area is 141,498 square feet on a 11,531 sqft lot. The property is zoned R10A. The assessed market value is $40.9M. It last sold for $172.5M on Nov 1, 2016. Public records list the property as company-owned. There are 266 building permits on record (193 active). There are 429 violations on record (21 currently open). 20 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

1,645records on file
45Energy Star

Completed in 1927, 21 West 86 St rises 17 stories over New York. Public records put it at 155 units and 141,498 square feet of floor area, on land zoned R10A. It is carried on the public rolls at a market value of $40.9M, and assessed for tax at $18.4M. In the 76 years its record reaches back, the lot has drawn 1,645 separate government filings — a paper trail nearly as tall as the building itself.

The documentary life of the address leans hard toward complaint: 752 of its 1,645 records, fully 46%, fall under that one heading. Violation (429) and permit (266) trail well behind. 21 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 2014.

On the environmental ledger, the building posts an Energy Star score of 45, with a site energy-use intensity of 49.3 kBtu per square foot. Its operations answer for roughly 707 metric tons of CO2-equivalent a year.

Read together — 46% complaint, 76 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.

$40.9M of New York, written across 1,645 government filings.

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

Property Details

Address21 WEST 86TH ST, Manhattan, NY 10024
Building TypeElevator Apartment - Semi-Fireproof With Stores
D7
Year Built1927
Floors17
Total Units155
Building Area141,498 sqft
Lot Size11,531 sqft
ZoningR10A
ConditionAverage
1-01200-00
1031405
OwnershipCompany-owned

Assessment & Sales

$40.9M
$18.4M
$4.9M
$172.5M
Last Sale DateNov 1, 2016

Building Permits

266 on record · 193 active
PlumbingDOB NOW
PERMIT ISSUED
Filed Mar 17, 2026Est. cost $40KJob #M01289939-I1

Initial Permit

View this permit's full record & inspection history →
General ConstructionDOB NOW
PERMIT ENTIRE
Filed Mar 17, 2026Est. cost $40KJob #M01289939-I1
View this permit's full record & inspection history →
ElectricalDOB NOW
PERMIT ISSUED
Filed Mar 12, 2026Job #M01371505-I1-EL

General Wiring, Space A, Ground Floor.

View this permit's full record & inspection history →
General ConstructionDOB NOW
PERMIT ISSUED
Filed Mar 6, 2026Est. cost $417KJob #M01289913-I1

Initial Permit

View this permit's full record & inspection history →
General ConstructionDOB NOW
PERMIT ENTIRE
Filed Mar 6, 2026Est. cost $417KJob #M01289913-I1
View this permit's full record & inspection history →

+ 261 more permits — view full report

Violations

429 on record · 21 open
Judgments · 20 docketed
DOB summons (OATH)JUDGMENT DOCKETED
Docketed Nov 30, 2021Ticket #035480529N
FAILURE TO MAINTAIN ADEQUATE HOUSEKEEPING PER SECTION REQUIREMENTS
DOB summons (OATH)JUDGMENT DOCKETED
Docketed Nov 30, 2021Ticket #035500021H
MISCELLANEOUS VIOLATIONS
DOB summons (OATH)JUDGMENT DOCKETED
Docketed Sep 30, 2019Ticket #035359873H
ELECTRICAL WORK WITHOUT A PERMIT
FDNY summons (OATH)JUDGMENT DOCKETED
Docketed May 31, 2018Ticket #012062714Z
FIRE PROTECTION SYSTEMS:FAIL TO PREVENT UNNECESSARY UNWARRANTED ALARMS
FDNY summons (OATH)JUDGMENT DOCKETED
Docketed Jan 31, 2017Ticket #011481833L
SIGN, POSTINGS, NOTICES AND INSTRUCTIONS

+ 15 more docketed judgments — view full report

ECBConstruction
ACTIVE
Issued May 8, 2026#39187782J

FAILURE TO MAINTAIN BUILDING IN CODE COMPLIANT MANNER. AT TIME OF INSPECTION OBSERVED AT EXPOSURE#1 STEEL GRATES COVERING SIDEWALK VAULTS HAVE SIGNS OF CORROSION/DETERIORATION. SECTIONS HAVE SEVERE CORROSION CO

View this violation's full details & status history →
HPDClass C
DEFECT LETTER ISSUED
Issued Nov 11, 2025#18362612

§ 27-2017.3 HMC: TRACE AND REPAIR THE SOURCE AND ABATE THE VISIBLE MOLD CONDITION... GREATER THAN 30SQFT AT CEILING AND ALL WALLS INSIDE CLOSET AT WESTWALL IN THE 1st ROOM FROM EAST AT NORTH LOCATED AT APT 4J, 4th STORY, 1st APARTMENT FROM NORTH AT EAST

View this violation's full details & status history →
HPDClass C
DEFECT LETTER ISSUED
Issued Jul 31, 2024#17155274

§ 27-2017.3 HMC: TRACE AND REPAIR THE SOURCE AND ABATE THE VISIBLE MOLD CONDITION... MORE THAN 30 SQFT AT CEILING,WEST WALL, AND SOUTH WALL IN THE 1st ROOM FROM NORTH LOCATED AT APT 4J, 4th STORY, 1st APARTMENT FROM NORTH AT EAST

View this violation's full details & status history →

+ 426 more violations on record — view full report

Get the Complete Report for 21 WEST 86TH ST

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

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Frequently Asked Questions

When was 21 WEST 86TH ST, Manhattan built?

The building at 21 WEST 86TH ST, Manhattan, NY 10024 was constructed in 1927. It is classified as a elevator apartment - semi-fireproof with stores with 17 floors and 155 units. The building area is 141,498 sqft.

Are there building permits at 21 WEST 86TH ST, Manhattan?

Yes. 21 WEST 86TH ST, Manhattan, NY 10024 has 266 building permits on record, with 193 currently active. Permits are sourced from the NYC Department of Buildings (DOB Legacy and DOB NOW systems). The most recent permit is a Plumbing (PERMIT ISSUED) filed Mar 17, 2026.

Does 21 WEST 86TH ST, Manhattan have violations?

Yes. 21 WEST 86TH ST, Manhattan, NY 10024 has 429 violations on record, with 21 currently open. Breakdown: 86 DOB, 64 ECB, 279 HPD. Sources: NYC DOB, HPD, and ECB/OATH.

Does 21 WEST 86TH ST, Manhattan have docketed judgments?

Yes. 21 WEST 86TH ST, Manhattan, NY 10024 has 20 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 21 WEST 86TH ST?

21 WEST 86TH ST, Manhattan, NY 10024 has an assessed market value of $40.9M and a total assessed value of $18.4M (land: $4.9M). Assessment data is from the NYC Department of Finance (DOF).

When was 21 WEST 86TH ST last sold?

21 WEST 86TH ST, Manhattan, NY 10024 last sold for $172.5M on Nov 1, 2016. Sale records are sourced from NYC ACRIS and Department of Finance rolling sales data.

What is the zoning for 21 WEST 86TH ST?

21 WEST 86TH ST, Manhattan, NY 10024 is zoned R10A. 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 21 WEST 86TH ST?

21 WEST 86TH ST, Manhattan, NY 10024 is company-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 21 WEST 86TH ST?

Search 21 WEST 86TH ST 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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21 WEST 86TH ST, Manhattan, NY 10024 — Property Records, Permits, Violations, Tax & Zoning | RegWatch