Manhattan

231 West 71 St

Manhattan, NY 10023Government-ownedBBL 1011631201BIN 1030413

Updated Aug 1, 2026 · 16 sources

Floors9
ClassR4
Market Value$334K

231 WEST 71 ST is a property located at 231 WEST 71 ST, Manhattan, NY 10023. The building has 9 floors. The assessed market value is $334K. It last sold for $4.5M on Oct 14, 2025. Public records list the property as government-owned. There are 289 building permits on record (248 active). There are 37 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

655records on file

The lot at 231 West 71 St rises 9 stories over New York. It is carried on the public rolls at a market value of $334K, and assessed for tax at $150K. In the 39 years its record reaches back, the lot has drawn 655 separate government filings.

The documentary life of the address leans hard toward permit: 289 of its 655 records, fully 44%, fall under that one heading. Assignment (94) and mortgage (69) trail well behind. No 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 2009.

On the environmental ledger, the building is benchmarked under Local Law 84, with a site energy-use intensity of 54.4 kBtu per square foot. Its operations answer for roughly 217 metric tons of CO2-equivalent a year.

Read together — 44% permit, 39 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.

$334K of New York, written across 655 government filings.

Property Details

Address231 WEST 71 ST, Manhattan, NY 10023
R4
Year BuiltN/A
Floors9
Total UnitsN/A
Building AreaN/A
Lot SizeN/A
1011631201
1030413
OwnershipGovernment-owned

Assessment & Sales

$334K
$150K
$30K
$4.5M
Last Sale DateOct 14, 2025

Building Permits

289 on record · 248 active
Alteration — Type 2DOB Legacy
SIGNED OFF
Filed Apr 26, 2018Est. cost $100KJob #104765648-01
Alteration — Type 2DOB Legacy
SIGNED OFF
Filed Jan 25, 2018Est. cost $20KJob #104867565-01
Construction EquipmentDOB Legacy
ISSUED
Filed Jun 29, 2017Job #121944254-01-04
PlumbingDOB Legacy
ISSUED
Filed Jun 9, 2017Job #104867565-01-07
PlumbingDOB Legacy
ISSUED
Filed Jun 7, 2017Job #104867565-01-06

+ 284 more permitsview full report

Violations

37 on record · none currently open
DOB LegacyE
RESOLVED
Issued Jul 7, 2009#1424210
ECBConstruction
RESOLVE
Issued Nov 24, 2008#34753625H

SIDEWALK SHED DOESN'T MEET BLDG CODE SPECIFICATIONS NOTED:POST OUT OF PLUMB BROKEN PARAPET REMEDY:CONFORM SHED TO BLDG CODE SPECIFICATIONS

View this violation's full details & status history →
ECBConstruction
RESOLVE
Issued Nov 24, 2008#34753626J

THE PERMIT HOLDER SHALL POST A READILY VISIBLE SIGN ON THE SIDEWALK SHED NOTED:NO SIGN ON SHED REMEDY:COMPLY W/CODE

View this violation's full details & status history →
DOB LegacyE
RESOLVED
Issued Jul 23, 2008#1441058
DOB LegacyC
DISMISSED
Issued Feb 9, 2008#1263441

+ 32 more violations on record — view full report

Get the Complete Report for 231 WEST 71 ST

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

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Frequently Asked Questions

Are there building permits at 231 WEST 71 ST, Manhattan?

Yes. 231 WEST 71 ST, Manhattan, NY 10023 has 289 building permits on record, with 248 currently active. Permits are sourced from the NYC Department of Buildings (DOB Legacy and DOB NOW systems). The most recent permit is a Alteration — Type 2 (SIGNED OFF) filed Apr 26, 2018.

Does 231 WEST 71 ST, Manhattan have violations?

Yes. 231 WEST 71 ST, Manhattan, NY 10023 has 37 violations on record, with 0 currently open. Breakdown: 27 DOB, 10 ECB. Sources: NYC DOB, HPD, and ECB/OATH.

Does 231 WEST 71 ST, Manhattan have docketed judgments?

No docketed OATH judgments were found in local records for 231 WEST 71 ST, Manhattan, NY 10023. Judgment data is sourced from NYC Office of Administrative Trials & Hearings (OATH) hearing records.

What is the property tax assessment for 231 WEST 71 ST?

231 WEST 71 ST, Manhattan, NY 10023 has an assessed market value of $334K and a total assessed value of $150K (land: $30K). Assessment data is from the NYC Department of Finance (DOF).

When was 231 WEST 71 ST last sold?

231 WEST 71 ST, Manhattan, NY 10023 last sold for $4.5M on Oct 14, 2025. Sale records are sourced from NYC ACRIS and Department of Finance rolling sales data.

Who owns 231 WEST 71 ST?

231 WEST 71 ST, Manhattan, NY 10023 is government-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 231 WEST 71 ST?

Search 231 WEST 71 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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231 WEST 71 ST, Manhattan, NY 10023 — Property Records, Permits, Violations, Tax & Zoning | RegWatch