Manhattan • Condo

621 West 143 St

Manhattan, NY 10031Company-ownedBBL 1020901001BIN 1062357
Year Built1908
Floors6
Units54
Building Area24,968 sqft
ZoningR8
ClassR4
Market Value$104K

621 WEST 143 ST is a property located at 621 WEST 143 ST, Manhattan, NY 10031. It is classified as a condo - residential unit in converted building. The building was constructed in 1908. It has 6 floors and 54 units. The building area is 24,968 square feet on a 6,274 sqft lot. The property is zoned R8. The assessed market value is $104K. It last sold for $363K on Aug 5, 2026. Public records list the property as company-owned. There are 59 building permits on record (31 active). There are 87 violations on record (3 currently open). 16 docketed judgments carrying $1,675 in open balances 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

901records on file
55Energy Star

Completed in 1908, 621 West 143 St rises 6 stories over New York. Public records put it at 54 units and 24,968 square feet of floor area, on land zoned R8. It is carried on the public rolls at a market value of $104K, and assessed for tax at $46.7K. In the 44 years its record reaches back, the lot has drawn 901 separate government filings — a paper trail nearly as tall as the building itself.

The documentary life of the address leans hard toward complaint: 241 of its 901 records, fully 27%, fall under that one heading. Release (200) and sale (90) trail well behind. 3 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 2010.

On the environmental ledger, the building posts an Energy Star score of 55, with a site energy-use intensity of 105.4 kBtu per square foot. Its operations answer for roughly 203 metric tons of CO2-equivalent a year.

Read together — 27% complaint, 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.

$104K of New York, written across 901 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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Property Details

Address621 WEST 143 ST, Manhattan, NY 10031
Building TypeCondo - Residential Unit in Converted Building
R4
Year Built1908
Floors6
Total Units54
Building Area24,968 sqft
Lot Size6,274 sqft
ZoningR8
ConditionAverage
1020901001
1062357
OwnershipCompany-owned

Assessment & Sales

$104K
$47K
$3K
$363K
Last Sale DateAug 5, 2026

Building Permits

59 on record · 31 active
ElectricalDOB NOW
COMPLETE
Filed Dec 22, 2025Job #M01338808-I1-EL

apt #3J - panel upgrade 60amp with (8) 20amp circuits

View this permit's full record & inspection history →
Cats Registration InspectionOther
CURRENT
Filed Aug 16, 2024Job #430411
General ConstructionDOB NOW
LOC ISSUED
Filed Nov 22, 2022Est. cost $9KJob #M00653569-I1
General ConstructionDOB NOW
LOC ISSUED
Filed Nov 22, 2022Est. cost $9KJob #M00648179-I1
General ConstructionDOB NOW
LOC ISSUED
Filed Mar 25, 2022Est. cost $6KJob #M00649462-I1

+ 54 more permits — view full report

Violations

87 on record · 3 open
Open judgment balance — docketed OATH judgments$1,675
Judgments · 16 docketed
Sanitation summons (OATH)JUDGMENT DOCKETED
Docketed Jun 1, 2026Balance $300Ticket #049539348X
IMPROPER RECEPTACLE LOCAL LAW 111 REQUIRED
Sanitation summons (OATH)JUDGMENT DOCKETED
Docketed May 31, 2026Balance $300Ticket #049380164J
IMPROPER RECEPTACLE LOCAL LAW 111 REQUIRED
Sanitation summons (OATH)JUDGMENT DOCKETED
Docketed May 31, 2026Balance $300Ticket #049380151K
IMPROPER RECEPTACLE LOCAL LAW 111 REQUIRED
Sanitation summons (OATH)JUDGMENT DOCKETED
Docketed May 31, 2026Balance $300Ticket #049380138X
IMPROPER RECEPTACLE LOCAL LAW 111 REQUIRED
Sanitation summons (OATH)JUDGMENT DOCKETED
Docketed Mar 31, 2026Balance $300Ticket #047099338N
IMPROPER RECEPTACLE LOCAL LAW 111 REQUIRED

+ 11 more docketed judgments — view full report

HPDClass C
NOTICE OF ISSUANCE SENT TO TENANT
Issued May 1, 2026#18849110

HMC ADM CODE: § 27-2017.4 ABATE THE INFESTATION CONSISTING OF ROACHES IN THE ENTIRE APARTMENT LOCATED AT APT 4B, 4th STORY, 2nd APARTMENT FROM WEST AT NORTH

View this violation's full details & status history →
HPDClass A
NOV SENT OUT
Issued Apr 29, 2026#18834565

(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.

View this violation's full details & status history →

+ 85 more violations on record — view full report

Get the Complete Report for 621 WEST 143 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 621 WEST 143 ST, Manhattan built?

The building at 621 WEST 143 ST, Manhattan, NY 10031 was constructed in 1908. It is classified as a condo - residential unit in converted building with 6 floors and 54 units. The building area is 24,968 sqft.

Are there building permits at 621 WEST 143 ST, Manhattan?

Yes. 621 WEST 143 ST, Manhattan, NY 10031 has 59 building permits on record, with 31 currently active. Permits are sourced from the NYC Department of Buildings (DOB Legacy and DOB NOW systems). The most recent permit is a Electrical (COMPLETE) filed Dec 22, 2025.

Does 621 WEST 143 ST, Manhattan have violations?

Yes. 621 WEST 143 ST, Manhattan, NY 10031 has 87 violations on record, with 3 currently open. Breakdown: 25 DOB, 24 ECB, 38 HPD. Sources: NYC DOB, HPD, and ECB/OATH.

Does 621 WEST 143 ST, Manhattan have docketed judgments?

Yes. 621 WEST 143 ST, Manhattan, NY 10031 has 16 docketed judgments on record with the NYC Office of Administrative Trials & Hearings (OATH), with an open balance of $1,675. 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 621 WEST 143 ST?

621 WEST 143 ST, Manhattan, NY 10031 has an assessed market value of $104K and a total assessed value of $47K (land: $3K). Assessment data is from the NYC Department of Finance (DOF).

When was 621 WEST 143 ST last sold?

621 WEST 143 ST, Manhattan, NY 10031 last sold for $363K on Aug 5, 2026. Sale records are sourced from NYC ACRIS and Department of Finance rolling sales data.

What is the zoning for 621 WEST 143 ST?

621 WEST 143 ST, Manhattan, NY 10031 is zoned R8. 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 621 WEST 143 ST?

621 WEST 143 ST, Manhattan, NY 10031 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 621 WEST 143 ST?

Search 621 WEST 143 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 ($15, one-time) adds the complete title history, owner contacts, and a downloadable PDF.

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621 WEST 143 ST, Manhattan, NY 10031 — Property Records, Permits, Violations, Tax & Zoning | RegWatch