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343 West 20 St

Manhattan, NY 10011Company-ownedBBL 1007440015BIN 1013253
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Updated Aug 1, 2026 · 16 sources

Year Built1849
Floors4
Units8
Building Area3,200 sqft
ZoningR7B
ClassC4
Market Value$3.5M

343 WEST 20 ST is a property located at 343 WEST 20 ST, Manhattan, NY 10011. It is classified as a walk-up apartment - old law tenement. The building was constructed in 1849. It has 4 floors and 8 units. The building area is 3,200 square feet on a 1,840 sqft lot. The property is zoned R7B. The assessed market value is $3.5M. Public records list the property as company-owned. There are 39 building permits on record (30 active). There are 99 violations on record (12 currently open). 33 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

374records on file

Completed in 1849, 343 West 20 St rises 4 stories over New York. Public records put it at 8 units and 3,200 square feet of floor area, on land zoned R7B. It is carried on the public rolls at a market value of $3.5M, and assessed for tax at $1.6M. In the 59 years its record reaches back, the lot has drawn 374 separate government filings.

The documentary life of the address leans hard toward complaint: 107 of its 374 records, fully 29%, fall under that one heading. Violation (99) and enforcement (64) trail well behind. 12 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.

Read together — 29% complaint, 59 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.

$3.5M of New York, written across 374 government filings.

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

Property Details

Address343 WEST 20 ST, Manhattan, NY 10011
Building TypeWalk-Up Apartment - Old Law Tenement
C4
Year Built1849
Floors4
Total Units8
Building Area3,200 sqft
Lot Size1,840 sqft
ZoningR7B
ConditionAverage
1007440015
1013253
OwnershipCompany-owned

Assessment & Sales

$3.5M
$1.6M
$77K

Building Permits

39 on record · 30 active
Alteration — Type 3DOB Legacy
SIGNED OFF
Filed Feb 23, 2012Job #120812497-01
View this permit's full record & inspection history →
Alteration — Type 3DOB Legacy
SIGNED OFF
Filed Feb 23, 2012Job #120813281-01
View this permit's full record & inspection history →
Alteration — Type 1DOB Legacy
SIGNED OFF
Filed Dec 27, 2011Est. cost $282KJob #104348635-01

GC

View this permit's full record & inspection history →
Construction EquipmentDOB Legacy
ISSUED
Filed Sep 1, 2011Job #120813281-01-01

EQ

View this permit's full record & inspection history →
Construction EquipmentDOB Legacy
ISSUED
Filed Sep 1, 2011Job #120812497-01-01

EQ

View this permit's full record & inspection history →

+ 34 more permits — view full report

Violations

99 on record · 12 open
Judgments · 33 docketed
Sanitation summons (OATH)JUDGMENT DOCKETED
Docketed May 31, 2017Ticket #0194169360
FAILURE TO BUNDLE NEWSPAPES MAGAZINES CARDBOARD 1 TO 8 DWELLING UNITS
OATH summonsJUDGMENT DOCKETED
Docketed Dec 31, 2015Ticket #0186596090
FAILURE TO BUNDLE NEWSPAPES MAGAZINES CARDBOARD 1 TO 8 DWELLING UNITS
Sanitation summons (OATH)JUDGMENT DOCKETED
Docketed Nov 30, 2015Ticket #043378297M
LOOSE RUBBISH - 2ND OFFENSE
Sanitation summons (OATH)JUDGMENT DOCKETED
Docketed Jul 31, 2015Ticket #043495020M
RECYC PLACED FOR COLLECTION W NON-RECYC 1 TO 8 DWELLING UNITS
Sanitation summons (OATH)JUDGMENT DOCKETED
Docketed May 31, 2015Ticket #043505193R
IMPROPER MISUSED CURBSIDE RECYCLING CONTAINER 1 TO 8 DWELLING UNITS

+ 28 more docketed judgments — view full report

HPDClass A
NOV SENT OUT
Issued May 18, 2026#18947274

§ 300 M/D LAW FILE PLANS AND APPLICATION AND LEGALIZE THE FOLLOWING ALTERATION OR RESTORE TO THE LEGAL CONDITION EXISTING PRIOR TO THE MAKING OF SAID ALTERATION FROM GAS STOVE TO ELECTRIC STOVE IN THE KITCHEN LOCATED AT APT 3, 2nd STORY, 1st APARTMENT FROM SOUTH AT WEST

View this violation's full details & status history →
DOB LegacyLBLVIO
ACTIVE
Issued Sep 23, 2024#2766216

VIOLATION ISSUED-FAILURE TO FILE 2023 EXTERNAL LOW PRESSURE INSPECTION

View this violation's full details & status history →
HPDClass C
FIRST NO ACCESS TO RE- INSPECT VIOLATION
Issued Jul 22, 2021#14412765

HMC ADM CODE: § 27-2017.4 ABATE THE INFESTATION CONSISTING OF ROACHES IN THE ENTIRE APARTMENT LOCATED AT APT 5, 2nd STORY, 1st APARTMENT FROM SOUTH AT WEST

View this violation's full details & status history →
HPDClass C
FIRST NO ACCESS TO RE- INSPECT VIOLATION
Issued Jul 22, 2021#14412766

HMC ADM CODE: § 27-2017.4 ABATE THE INFESTATION CONSISTING OF MICE IN THE ENTIRE APARTMENT LOCATED AT APT 5, 2nd STORY, 1st APARTMENT FROM SOUTH AT WEST

View this violation's full details & status history →
HPDClass A
FIRST NO ACCESS TO RE- INSPECT VIOLATION
Issued Jul 22, 2021#14412764

§ 27-2005 ADM CODE REFIT LOWER SASH OF WINDOW AT SOUTH WALL IN THE 1st ROOM FROM NORTH LOCATED AT APT 5, 2nd STORY, 1st APARTMENT FROM SOUTH AT WEST

View this violation's full details & status history →

+ 94 more violations on record — view full report

Get the Complete Report for 343 WEST 20 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 343 WEST 20 ST, Manhattan built?

The building at 343 WEST 20 ST, Manhattan, NY 10011 was constructed in 1849. It is classified as a walk-up apartment - old law tenement with 4 floors and 8 units. The building area is 3,200 sqft.

Are there building permits at 343 WEST 20 ST, Manhattan?

Yes. 343 WEST 20 ST, Manhattan, NY 10011 has 39 building permits on record, with 30 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 3 (SIGNED OFF) filed Feb 23, 2012.

Does 343 WEST 20 ST, Manhattan have violations?

Yes. 343 WEST 20 ST, Manhattan, NY 10011 has 99 violations on record, with 12 currently open. Breakdown: 22 DOB, 10 ECB, 67 HPD. Sources: NYC DOB, HPD, and ECB/OATH.

Does 343 WEST 20 ST, Manhattan have docketed judgments?

Yes. 343 WEST 20 ST, Manhattan, NY 10011 has 33 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 343 WEST 20 ST?

343 WEST 20 ST, Manhattan, NY 10011 has an assessed market value of $3.5M and a total assessed value of $1.6M (land: $77K). Assessment data is from the NYC Department of Finance (DOF).

What is the zoning for 343 WEST 20 ST?

343 WEST 20 ST, Manhattan, NY 10011 is zoned R7B. 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 343 WEST 20 ST?

343 WEST 20 ST, Manhattan, NY 10011 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 343 WEST 20 ST?

Search 343 WEST 20 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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343 WEST 20 ST, Manhattan, NY 10011 — Property Records, Permits, Violations, Tax & Zoning | RegWatch