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357 West 20th Street, Chelsea-Hudson Yards, Manhattan, NY 10011

BBL 1007440008 (Borough 1, Block 744, Lot 8) · BIN 1013246 · Last updated: · Chelsea-Hudson Yards · ZIP 10011

Summary · as of November 9, 2026

357 West 20th Street (Manhattan, NY 10011; tax lot BBL 1007440008) is a 3-unit walk-up apartment building (building class C0: three-family walk-up), built around 1858, on a 1,628 sq ft lot zoned R7B. City tax records list the owner as KARPFINGER BARNEY. The Department of Finance's final market value for tax year 2027 is $3,463,000. As of November 9, 2026, NYC Open Data shows one DOB job with a permit issued but no sign-off. There was one 311 request in the past 12 months and no HPD complaints since 2019. (Source: NYC Open Data — DOB, HPD, OATH, DOF, DCP and ACRIS datasets — compiled by NYC Property Facts.)

Owner of record
KARPFINGER BARNEY
Building class
C0 · Three-family walk-up
Year built · units
1858 · 3 res.
Lot area · zoning
1,628 sq ft · R7B
Market value (DOF)
$3,463,000 FY2027
Last priced deed
—
BBL
1007440008
BIN
1013246

How to cite: NYC Property Facts, “357 West 20th Street, Manhattan, NY 10011 (BBL 1007440008)”, data as of 2026-11-09, https://nycpropertyfacts.com/ny/manhattan/357-west-20th-street-1007440008. Source: NYC Open Data.

Lot & building

Basic facts about the tax lot and building from the city’s PLUTO database.

Owner (as listed by the city)
KARPFINGER BARNEYThe owner name on the city’s tax records. It can lag behind recent sales and is often an LLC.
Building class
C0 – Three-family walk-upThe Department of Finance’s category for what kind of building this is.
Land use
Multi-family walk-up buildingsCity Planning’s broad category of how the lot is used.
Year built
1858Often an estimate for older buildings.
Floors
3
Units
3 residential / 3 totalResidential units are apartments; total includes stores and offices.
Buildings on lot
1
Lot size
1,628 sq ft (22 ft × 74 ft)
Building floor area
2,024 sq ft
Zoning
R7BThe zoning district sets what can be built and used here. Residential district.
Built vs. allowed density (FAR)
1.24 built / 3.00 max residentialFloor Area Ratio = building floor area ÷ lot area. If built FAR is below the maximum, zoning may allow more floor area (other rules apply).
Historic district
Chelsea Historic DistrictExterior changes in a historic district need Landmarks Preservation Commission approval.
Identifiers
BBL 1007440008 (Borough 1, Block 744, Lot 8) · BIN 1013246BBL identifies the tax lot; BIN identifies each building (from DOB/HPD/footprint records).

Source: PLUTO (Dept. of City Planning) — city dataset updated 2026-08-24; last loaded 2026-11-09; Building Footprints — city dataset updated 2026-11-08; last loaded 2026-11-08

Tax assessment

How the Department of Finance values this lot for property tax.

Market value (tax year 2027, final roll)
$3,463,000The Department of Finance’s estimate of value for tax purposes. It is not an appraisal and is often far from the sale price.
Assessed value
$207,780The portion of market value that taxes are calculated on (capped by law for small homes).
Taxable value (final)
$190,115Assessed value minus any exemptions.
Tax class
Tax class 1 – 1–3 family homes (and some small mixed-use / vacant lots)
Tax yearRollMarket valueAssessed valueTax class
2027Final$3,463,000$207,7801
2026Final$3,535,000$212,1001
2025Final$3,896,000$233,7601

Source: DOF Property Valuation and Assessment Data — city dataset updated 2026-09-14; last loaded 2026-11-09

Sales & deed history 5

Deeds recorded with the City Register (ACRIS). A deed transfers ownership. A $0 or very low price usually means a transfer between related parties, an estate, or a refinance-related transfer, not a market sale. This is not a title search; mortgages, liens and other documents are not shown.

DateTypePriceSeller (grantor)Buyer (grantee)Doc ID
1993-10-14DEED$0 / not stated357 West 20th CorpKarpfinger, Barney M.FT_1580000447058
1987-03-19DEED$0 / not statedGould, Christopher; Gould, Anne Garrison; Dineen, Joan; Gould, James Warren357 West 20th CorpFT_1040000199204
1985-06-21DEED$0 / not statedLapham, Patricia; Lapham, Harry H.Dineen, Joan; Gould, Anne Garrison; Gould, Christopher; Gould, James WarrenFT_1780000101778
1982-01-26DEED$0 / not statedErrity, Dorah Est/Ofdec; Errity,Terence M Ind&AdmLapham, Harry H.; Lapham, ParticiaFT_1870000001787
1970-08-19DEED$0 / not statedSchwartz, BerthaErrity, Dorah; Errity, Terence MFT_1500008493150

Source: ACRIS Real Property Master — city dataset updated 2026-10-08; last loaded 2026-11-09; ACRIS Real Property Legals — city dataset updated 2026-10-08; last loaded 2026-11-09; ACRIS Real Property Parties — city dataset updated 2026-10-08; last loaded 2026-11-09

DOB job filings 1 open of 6

A “job” is an application to the Department of Buildings to do construction work. A job marked Permitted, not signed off had a work permit issued but the city has no record of final sign-off (inspection/completion). Old jobs left in this state are common and appear in buyer and lender due diligence; the work may or may not have been done.

StatusJob #TypeFiledEst. cost
Permitted, not signed off
PERMIT ISSUED - ENTIRE JOB/WORK · 2026-10-14
121463941
BIS
A2 – Alteration with multiple work types (no change to use/occupancy)2013-01-14$6,000
Not open
LOC Issued · 2026-03-31
M01195341-I1
DOB NOW
Alteration2025-03-24$102,000
Not open
SIGNED OFF · 2022-04-12
121144154
BIS
A2 – Alteration with multiple work types (no change to use/occupancy)2012-07-26$8,000
Not open
SIGNED OFF · 2022-04-12
121104571
BIS
A2 – Alteration with multiple work types (no change to use/occupancy)2012-06-29$275,000
Not open
SIGNED OFF · 2013-06-05
121115925
BIS
A3 – Minor alteration (one type of work)2012-06-15—
Not open
SIGNED OFF · 2004-12-28
103064568
BIS
A3 – Minor alteration (one type of work)2002-01-11—

Source: DOB NOW: Build – Job Application Filings — city dataset updated 2026-11-08; last loaded 2026-11-09; DOB Job Application Filings (BIS) — city dataset updated 2026-11-08; last loaded 2026-11-09

Work permits 11

Individual permits issued under DOB jobs (one job can have several permits, e.g. plumbing and construction). Permit expiration alone does not mean the job was completed or signed off.

IssuedExpiresJob #WorkPermit status
2026-10-142027-10-14121463941
BIS
Equipment work / SprinklerISSUED (renewal)
2025-06-182025-11-23M01195341-I1
DOB NOW
Mechanical Systems
INSTALLATION OF MECHANICAL SYSTEMS. NO CHANGE IN USE, EGRESS, OR OCCUPANCY.
Signed-off
2013-03-042014-03-04121463941
BIS
Equipment work / SprinklerISSUED (initial)
2013-02-252013-12-08121144154
BIS
Equipment work / Other / general constructionISSUED (renewal)
2013-02-252013-12-08121104571
BIS
Equipment work / Other / general constructionISSUED (renewal)
2013-02-252013-12-08121104571
BIS
Equipment work / Other / general constructionISSUED (renewal)
2012-10-112012-12-08121104571
BIS
Equipment work / Other / general constructionISSUED (initial)
2012-10-112012-12-08121104571
BIS
Equipment work / Other / general constructionISSUED (initial)
2012-09-242012-12-08121144154
BIS
Equipment work / Other / general constructionISSUED (initial)
2012-06-182013-06-18121115925
BIS
Construction equipment (scaffold, fence, shed) / Construction equipmentISSUED (initial)
2002-01-152002-10-01103064568
BIS
Construction equipment (scaffold, fence, shed) / Construction equipmentISSUED (initial)

Source: DOB NOW: Build – Approved Permits — city dataset updated 2026-11-09; last loaded 2026-11-09; DOB Permit Issuance (BIS) — city dataset updated 2026-11-07; last loaded 2026-11-07

DOB violations 0 active of 0

Violations issued by the Department of Buildings for building-code or zoning conditions. Active means DOB has not recorded the violation as resolved or dismissed. Many active DOB violations are old (e.g. elevator or boiler inspection paperwork). The active-DOB count in the summary also includes DOB NOW safety violations, listed in the next section.

No records found in this dataset for this lot.

Source: DOB Violations — city dataset updated 2026-11-09; last loaded 2026-11-09

DOB safety violations (DOB NOW) 0 active of 0

Safety violations DOB NOW publishes for devices such as boilers, elevators and gas piping (Local Law 152). Active means the published status is Active. Dismissed, cured, waived and successfully disputed violations are counted under “resolved or not active” and are not open items. Active ones are included in the summary’s active DOB violation total.

No records found in this dataset for this lot.

Source: DOB Safety Violations (DOB NOW) — city dataset updated 2026-11-09; last loaded 2026-11-09

ECB violations (DOB) 0 active of 0

DOB violations that go to a hearing at OATH (formerly the Environmental Control Board) and can carry fines. Active or Resolved follows the DOB violation status field. The hearing status is about the hearing and its penalty: written off means the city stopped collecting the fine, not that the condition was corrected. A balance due is a fine the city says is unpaid.

No records found in this dataset for this lot.

Source: DOB ECB Violations — city dataset updated 2026-11-07; last loaded 2026-11-09

OATH tickets (all agencies) 0 unpaid of 19

Summonses heard at the Office of Administrative Trials and Hearings, from agencies like Sanitation, Buildings, Fire and Health, linked to this lot’s block and lot. Default means the respondent did not appear at the hearing, which typically results in the maximum penalty. Tickets may be issued to tenants or businesses at the address, not just the owner. DOB ECB tickets appear here too.

StatusDateAgencyChargeRespondentImposed / paid / balanceTicket #
No balance due
HEARING COMPLETED · DISMISSED
2026-02-04Dos - Enforcement AgentsSNOW,ICE DIRT ON SIDEWALKSKARPFINGER BARNEY$0 / $0 / $0049587017H
No balance due
HEARING COMPLETED · IN VIOLATION
2025-08-07Fire Department Of NycFIRE PROTECTION SYSTEMS:FAIL TO PREVENT UNNECESSARY UNWARRANTED ALARMSKARPFINGER BARNEY$0 / $0 / $0012170414P
No balance due
PAID IN FULL · IN VIOLATION
2024-04-04Fire Department Of NycINSPECTION AND TESTINGBARNEY KARPFINGER$300 / $300 / $0014113985K
No balance due
PAID IN FULL
2024-02-22Sanitation OthersFAILURE TO CLEAN 18 INCHES INTO STREETKARPFINGER BARNEY$50 / $50 / $0048245497J
No balance due
PAID IN FULL · IN VIOLATION
2023-05-24Fire Department Of NycFIRE PROTECTION SYSTEMSKARPFINGER BARNEY$725 / $725 / $0014066119P
No balance due
PAID IN FULL · IN VIOLATION
2023-01-24Fire Department Of NycINSPECTION AND TESTINGKARPFINGER BARNEY$300 / $300 / $0014049135K
No balance due
PAID IN FULL · IN VIOLATION
2022-02-18Sanitation OthersFAILURE TO PROPERLY PUT RECYCS OUT FOR COLLECTION 1TO8DWELLING UNITSBARNEY KARPFINGER$25 / $25 / $0047371788K
No balance due
HEARING COMPLETED · IN VIOLATION
2018-10-10Fire Department Of NycINSPECTION AND TESTINGBARNEY KARADFINGER$0 / $0 / $0011656320H
No balance due
HEARING COMPLETED · DISMISSED
2016-07-30FAILURE TO BUNDLE NEWSPAPES MAGAZINES CARDBOARD 1 TO 8 DWELLING UNITSBARNEY— / — / —0190325502
No balance due
HEARING COMPLETED · DISMISSED
2016-05-04FAILURE TO CLEAN 18 INCHES INTO STREETBARNEY— / — / —0190322642
No balance due
HEARING COMPLETED · IN VIOLATION
2013-02-21Fire Department Of NycINSPECTION AND TESTINGBARNEY KARPFINGER— / — / —011327014M
No balance due
HEARING COMPLETED · DISMISSED
2011-05-02Dos - Enforcement AgentsMAINTAINING RECEPTACLESBARNEY— / $100 / —042372133M

Showing 12 of 19 records. The API and the source dataset have the full list.

Source: OATH Hearings Division Case Status — city dataset updated 2026-11-09; last loaded 2026-11-09

HPD registration & contacts

Owners of most rental buildings must register with the Department of Housing Preservation and Development each year and list an owner and managing agent.

HPD building ID
30999
Last registered
2026-07-24
Registration valid until
2027-09-01 CurrentRegistrations must be renewed every year.
RoleNameCompanyBusiness city
SitemanagerSam Chidley
IndividualownerBarney KarpfingerNew York, Ny

Source: HPD Multiple Dwelling Registrations — city dataset updated 2026-11-04; last loaded 2026-11-09; HPD Registration Contacts — city dataset updated 2026-11-04; last loaded 2026-11-09

HPD housing-code violations 0 open of 0

Violations HPD inspectors issued for conditions in residential buildings (heat, leaks, mold, pests, lead paint, etc.). Class letters show how serious: Class A – non-hazardous (HPD gives 90 days to correct); Class B – hazardous (30 days to correct); Class C – immediately hazardous (24 hours to correct for most conditions); Class I – information / order (e.g. orders to register, lead or other administrative orders). Open means HPD has not recorded the condition as corrected.

No records found in this dataset for this lot.

Source: HPD Housing Maintenance Code Violations — city dataset updated 2026-11-09; last loaded 2026-11-09

HPD complaints 0

Complaints tenants or others made to HPD (usually via 311) about housing conditions, from 2019 onward. A complaint is not a violation; HPD may inspect and issue one.

No records found in this dataset for this lot.

Source: HPD Housing Maintenance Code Complaints and Problems — city dataset updated 2026-11-09; last loaded 2026-11-09

311 requests (last 12 months) 1

Recent 311 service requests the city geocoded to this lot: noise, illegal parking, heat, sanitation and more. Anyone can file them, so they describe activity at or near the address, not necessarily the building itself.

OpenedAgencyComplaintStatusClosed
2025-12-07DSNYMissed Collection – TrashClosed2025-12-08

Source: 311 Service Requests from 2020 to Present — city dataset updated 2026-11-09; last loaded 2026-11-09

Nearby properties

Ordered by map distance among lots on this street within 40 house numbers and on this tax block within 15 lot numbers.

More in Chelsea-Hudson Yards: Open HPD violations · Active DOB violations · Active ECB violations · Open DOB jobs · Unpaid OATH tickets

Closest on W 20 St

Same tax block (744), closest first

All properties on W 20 St, Manhattan · Manhattan 10011

Open-item counts as of November 9, 2026; each section lists its own dataset date. Machine-readable: JSON API · Markdown · Plain text · API & MCP docs