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856 10th Avenue, Manhattan, NY 10019

BBL 1010660103 (Borough 1, Block 1066, Lot 103) · BIN 1026877 · Last updated:

Summary · as of November 5, 2026

856 10th Avenue (Manhattan, NY 10019; tax lot BBL 1010660103) is a 5-unit mixed-use building with apartments and ground-floor commercial space (building class S5: mixed-use: five- or six-family home with one store or office), built around 1920, on a 1,215 sq ft lot zoned C2-7. City tax records list the owner as OSB ENTERPRISE LLC; the most recent deed with a stated price is dated April 15, 2005 at $2,430,000 (per ACRIS). The Department of Finance's final market value for tax year 2027 is $3,607,000. As of November 5, 2026, NYC Open Data shows three DOB jobs with a permit issued but no sign-off and 10 open HPD violations. There were four 311 requests in the past 12 months and two HPD complaints since 2019. (Source: NYC Open Data — DOB, HPD, OATH, DOF, DCP and ACRIS datasets — compiled by NYC Property Facts.)

Owner of record
OSB ENTERPRISE LLC
Building class
S5 · Mixed-use: five- or six-family home with one store or office
Year built · units
1920 · 5 res.
Lot area · zoning
1,215 sq ft · C2-7
Market value (DOF)
$3,607,000 FY2027
Last priced deed
$2,430,000 · 2005-04-15
BBL
1010660103
BIN
1026877

How to cite: NYC Property Facts, “856 10th Avenue, Manhattan, NY 10019 (BBL 1010660103)”, data as of 2026-11-05, https://nycpropertyfacts.com/ny/manhattan/856-10th-avenue-1010660103. 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)
OSB ENTERPRISE LLCThe owner name on the city’s tax records. It can lag behind recent sales and is often an LLC.
Building class
S5 – Mixed-use: five- or six-family home with one store or officeThe Department of Finance’s category for what kind of building this is.
Land use
Mixed residential & commercialCity Planning’s broad category of how the lot is used.
Year built
1920Often an estimate for older buildings. Major alteration recorded: 1988.
Floors
4
Units
5 residential / 6 totalResidential units are apartments; total includes stores and offices.
Buildings on lot
1
Lot size
1,215 sq ft (19.92 ft × 61 ft)
Building floor area
4,660 sq ft (incl. 1,100 sq ft commercial)
Zoning
C2-7, CLThe zoning district sets what can be built and used here. Commercial district.
Built vs. allowed density (FAR)
3.84 built / 7.52 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).
Identifiers
BBL 1010660103 (Borough 1, Block 1066, Lot 103) · BIN 1026877BBL 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; data as of 2026-11-05; Building Footprints — city dataset updated 2026-10-25; data as of 2026-11-01

Tax assessment

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

Market value (tax year 2027, final roll)
$3,607,000The 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
$1,623,150The portion of market value that taxes are calculated on (capped by law for small homes).
Taxable value (final)
$663,000Assessed value minus any exemptions.
Tax class
Tax class 2A – residential rental, 4–6 units
Tax yearRollMarket valueAssessed valueTax class
2027Final$3,607,000$1,623,1502A
2026Final$3,763,000$1,693,3502A
2025Final$3,136,000$1,411,2002A

Source: DOF Property Valuation and Assessment Data — city dataset updated 2026-09-14; data as of 2026-11-05

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
2014-03-07DEED$0 / not statedNoh, Sam SunOsb Enterprise Llc2014031700094001
2005-04-15DEED$2,430,000Chung, Kee WonNoh, Sam Sun2005041800406001
2001-03-21DEED$0 / not statedCandero Realty Corp.Chung, Kee WonFT_1670007627567
1998-03-04DEED$0 / not stated856-10 AssociatesCandero Realty Corp.FT_1760006192476
1988-05-20DEED$0 / not statedLuanwag Realty Corp856-10 AssociatesFT_1720000250172

Source: ACRIS Real Property Master — city dataset updated 2026-10-08; data as of 2026-11-05; ACRIS Real Property Legals — city dataset updated 2026-10-08; data as of 2026-11-05; ACRIS Real Property Parties — city dataset updated 2026-10-08; data as of 2026-11-05

DOB job filings 3 open of 8

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 · 2004-03-24
103732935
BIS
A2 – Alteration with multiple work types (no change to use/occupancy)2004-03-17$9,500
Permitted, not signed off
PERMIT ISSUED - PARTIAL JOB · 1994-12-08
100943213
BIS
A2 – Alteration with multiple work types (no change to use/occupancy)1994-11-15$2,000
Permitted, not signed off
PERMIT ISSUED - PARTIAL JOB · 1993-01-15
100552297
BIS
A2 – Alteration with multiple work types (no change to use/occupancy)1992-12-11$2,000
Not open
SIGNED OFF · 2019-05-16
123538163
BIS
A2 – Alteration with multiple work types (no change to use/occupancy)2018-12-27$3,000
Not open
SIGNED OFF · 2019-10-11
123320398
BIS
A2 – Alteration with multiple work types (no change to use/occupancy)2018-09-28$60,000
Not open
SIGNED OFF · 2018-08-09
123226419
BIS
A2 – Alteration with multiple work types (no change to use/occupancy)2017-12-14$9,000
Not open
PLAN EXAM - DISAPPROVED · 2009-08-14
120130410
BIS
A2 – Alteration with multiple work types (no change to use/occupancy)2009-08-10$15,000
Not open
SIGNED OFF · 1998-07-08
101748717
BIS
A2 – Alteration with multiple work types (no change to use/occupancy)1998-02-23$4,000

Source: DOB NOW: Build – Job Application Filings — city dataset updated 2026-11-01; data as of 2026-11-05; DOB Job Application Filings (BIS) — city dataset updated 2026-11-04; data as of 2026-11-05

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
2019-01-042019-08-31123538163
BIS
Equipment work / Fire suppressionISSUED (initial)
2018-10-122019-10-12123320398
BIS
Plumbing / PlumbingISSUED (initial)
2018-09-282019-05-07123320398
BIS
Equipment work / Mechanical/HVACISSUED (initial)
2018-09-282019-05-07123320398
BIS
Equipment work / Other / general constructionISSUED (initial)
2018-06-082018-11-15123226419
BIS
Equipment work / BoilerISSUED (initial)
2018-06-082019-06-08123226419
BIS
Plumbing / PlumbingISSUED (initial)
2004-03-242005-03-24103732935
BIS
Plumbing / PlumbingISSUED (initial)
1998-03-301999-03-30101748717
BIS
Plumbing / PlumbingISSUED (initial)
1998-03-131998-07-28101748717
BIS
Equipment work / Other / general constructionISSUED (initial)
1994-12-081995-06-12100943213
BIS
Equipment work / Fire suppressionISSUED (initial)
1993-01-151993-12-01100552297
BIS
Equipment work / Fire suppressionISSUED (initial)

Source: DOB NOW: Build – Approved Permits — city dataset updated 2026-11-02; data as of 2026-11-05; DOB Permit Issuance (BIS) — city dataset updated 2026-10-31; data as of 2026-10-31

DOB violations 0 active of 3

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).

StatusIssuedTypeDescriptionNumber
Resolved/dismissed
V*-DOB VIOLATION - DISMISSED
2017-02-24LBLVIO-LOW PRESSURE BOILER BOILER REQUIREDVIOLATION ISSUED FOR FAILURE TO FILE ANNUAL BOILER 2015 INSPECTION REPORTV*022417LBLVIO02346
Resolved/dismissed
V*-DOB VIOLATION - DISMISSED
2015-03-03LBLVIO-LOW PRESSURE BOILER BOILER REQUIREDVIOLATION ISSUED FOR FAILURE TO FILE ANNUAL BOILER 2013 INSPECTION REPORTV*030315LBLVIO00394
Resolved/dismissed
V*-DOB VIOLATION - DISMISSED
2014-05-15LBLVIO-LOW PRESSURE BOILER BOILER REQUIREDVIOLATION ISSUED FOR FAILURE TO FILE ANNUAL BOILER 2012 INSPECTION REPORTV*051514LBLVIO05885

Source: DOB Violations — city dataset updated 2026-11-02; data as of 2026-11-05

ECB violations (DOB) 0 active of 3

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.

StatusIssuedSeverityWhat it was forPenalty / paid / balanceECB #
Resolved
Hearing: STIPULATION/IN-VIO · Certification: CERTIFICATE ACCEPTED
1989-10-25Non-HazardousALTERED BUILDING OCCUPIED WITHOUT FIRST OBTAINING A NEW C OF O AS REQUIRED UNDER OPEN ALTERATION 358/89 BUILDING OCCUPIED THROUGHOUT. REMEDYDISCONTINUE USE OBTAIN NEW C OF O$250 / $291 / $034032474J
Resolved
Hearing: IN VIOLATION · Certification: CERTIFICATE ACCEPTED
2018-08-30CLASS - 2FAILURE TO COMPLY WITH COMMISSIONERS ORDER CONTAINED IN SUMMONS/VIOLATION #32092474L ISSUED ON 11/24/17AND TO FILE A CERTIFICATE OF CORRECTION PURSUANT TO 28.201.1 AND 1RCNY 102-01(D)(2).AN ACCEPTABLE CERTIFIC$625 / $625 / $037011706X
Resolved
Hearing: STIPULATION/IN-VIO · Certification: CERTIFICATE ACCEPTED
2017-11-24CLASS - 2AS PER CLASS 2 (254) 28-301.1 (36) FAILURE TO REGISTER BOILER AS PER DOB RECORDS REGISTER BOILER & CORRECT ALL VIOLATING CONDITIONS & SUBMIT A CERT OF CORRECTION.$500 / $500 / $032092474L

Source: DOB ECB Violations — city dataset updated 2026-10-31; data as of 2026-11-05

OATH tickets (all agencies) 0 unpaid of 27

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 Default
PAID IN FULL · DEFAULTED
2026-05-24Sanitation OthersSTORAGE OF RECEPTACLES PLACED OUT PRIOR TO 8PM WITHOUT A RECEPTACLEOSB ENTERPRISE LLC$80 / $80 / $0049807008H
No balance due
PAID IN FULL
2025-12-28Sanitation OthersIMPROPER RECEPTACLE NON-RESIDENTIAL 1STTHE JIN$50 / $100 / $-50049596614K
No balance due
PAID IN FULL
2024-05-22Sanitation OthersSTORAGE OF RECEPTACLES COM PLACED OUT PRIOR TO ONE HOUR OF CLOSINGTHE JIN$50 / $50 / $0048410706N
No balance due Default
PAID IN FULL · DEFAULTED
2023-12-08Sanitation OthersIMPROPER RECEPTACLES 1ST OCCURRENCETHE JIN$80 / $100 / $0048130928M
No balance due
PAID IN FULL · IN VIOLATION
2018-08-30Dept. Of BuildingsFAIL TO COMPLY W COMMISSIONER ORDER TO FILE CERT OF CORRECTION W DOBOSB ENTERPRISE LLC$625 / $625 / $0037011706X
No balance due
PAID IN FULL · STIPULATED
2017-11-24Dept. Of BuildingsFAIL MAINTAIN BLDG IN COMPLIANT MANNER: SERVICE EQUIPMENT - BOILEROSB ENTERPRISE LLC$500 / $500 / $0032092474L
No balance due
PAID IN FULL
2017-08-13Sanitation OthersFAILURE TO CLEAN 18 INCHES INTO STREETOSB ENTERPRISE LLC$100 / $100 / $00193935390
No balance due
PAID IN FULL
2016-05-25Dos - Enforcement AgentsDIRTY SIDEWALK DIRTY AREATHAILAND RESTAURANT$100 / $100 / —043961329X
No balance due
PAID IN FULL
2015-06-18RECYCLABLES PLACED FOR COLLECTION WITH NON-RECYC 9+ DWELLING UNITSOSB ENTERPRISE LLC$100 / $100 / —0185388208
No balance due
PAID IN FULL
2015-05-22Dos - Enforcement AgentsSTORAGE OF RECEPTACLESOSB ENTERPRISE LLC$100 / $100 / —043445459N
No balance due
PAID IN FULL
2015-05-06LOOSE RUBBISHTHAILAND RESTURANT$100 / $100 / —0187825267
No balance due
PAID IN FULL
2015-05-02Sanitation DeptRECYC PLACED FOR COLLECTION W NON-RECYC 1 TO 8 DWELLING UNITSOSB ENTERPRISE LLC$25 / $25 / —043484729X

Showing 12 of 27 records. The API and the source dataset have the full list.

Source: OATH Hearings Division Case Status — city dataset updated 2026-11-02; data as of 2026-11-05

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
5201
Last registered
2026-08-14
Registration valid until
2027-09-01 CurrentRegistrations must be renewed every year.
RoleNameCompanyBusiness city
OfficerSamsun NohNew York, Ny
SitemanagerYoungtaik Oh
AgentYoungtaik OhNew York, Ny
CorporateownerOSB ENTERPRISE LLCNew York, Ny
HeadofficerYoungtaik OhNew York, Ny

Source: HPD Multiple Dwelling Registrations — city dataset updated 2026-11-04; data as of 2026-11-05; HPD Registration Contacts — city dataset updated 2026-11-04; data as of 2026-11-05

HPD housing-code violations 10 open of 15

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.

StatusClassIssuedAptCondition
Open
Not Complied With · 2012-06-29
A2006-07-28§ 27-2104 ADM CODE POST AND MAINTAIN A PROPER SIGN ON WALL OF ENTRANCE STORY SHOWING THE REGISTRATION NUMBER ASSIGNED BY THE DEPARTMENT AND THE ADDRESS OF THE BUILDING.
Open
Not Complied With · 2012-06-29
A2006-07-28§ 27-2053 ADM CODE POST SIGN ON WALL OF ENTRANCE STORY BEARING NAME, ADDRESS INCLUDING APARTMENT NUMBER IF ANY, AND TELEPHONE NUMBER OF SUPERINTENDENT, JANITOR OR HOUSEKEEPER.
Open
Not Complied With · 2012-06-29
A2006-07-28§ 27-2014 ADM CODE AND DEPT. RULES AND REGULATIONS. SCRAPE AND REMOVE RUST SCALES AND PAINT WITH 2 COATS OF PAINT REAR PARTY WALL BALCONIES ALL STYS.
Open
First No Access To Re- Inspect Violation · 2012-06-29
C1999-02-162§ 27-2031 ADM CODE PROVIDE HOT WATER AT ALL HOT WATER FIXTURES AT 3 STY EAST APT 2 KITCHEN & BATHROOM. LOCATED AT APT 2
Open
Not Complied With · 2012-06-29
C1999-02-16§ 27-2033 ADM CODE PROVIDE READY ACCESS TO BUILDINGS HEATING SYSTEM BOILER ROOM DOOR LOCKED AT CELLAR.
Open
Not Complied With · 2012-06-29
C1998-11-10§ 27-2033 ADM CODE POST NOTICE, IN FORM APPROVED BY THE DEPARTMENT, STATING THE NAME AND LOCATION OF THE PERSON DESIGNATED BY THE OWNER TO HAVE KEY TO BUILDINGS HEATING SYSTEM 1 STY PUBLIC HALL AND ON BOILER ROOM DOOR.
Open
Not Complied With · 2012-06-29
C1995-12-26§ 27-2033 ADM CODE PROVIDE READY ACCESS TO BUILDINGS HEATING SYSTEM CELLAR DOOR LOCKED.
Open
Not Complied With · 2012-06-29
C1990-07-10§ 27-2033 ADM CODE POST NOTICE, IN FORM APPROVED BY THE DEPARTMENT, STATING THE NAME AND LOCATION OF THE PERSON DESIGNATED BY THE OWNER TO HAVE KEY TO BUILDINGS HEATING SYSTEM 1 STY PUBLIC HALL & ON BOILER ROOM DOOR.
Open
Not Complied With · 2012-06-29
B1990-07-10§ 27-2005 ADM CODE REPLACE WITH NEW THE MISSING EXTERIOR DOOR HANDLE AT BULKHEAD DOOR TO ROOF.
Open
First No Access To Re- Inspect Violation · 2012-06-29
B1990-07-10§ 27-2010, 2011, 2012 ADM CODE REMOVE THE ACCUMULATION OF REFUSE AND/OR RUBBISH AND MAINTAIN IN A CLEAN CONDITION THE BOXES & PLASTIC BAGS CELLAR.
Closed
Violation Dismissed · 2023-03-30
A2023-03-15(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.
Closed
Violation Dismissed · 2022-02-25
A2022-02-15(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.
Closed
Violation Dismissed · 2021-05-12
A2021-04-01(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.
Closed
Violation Dismissed · 2021-05-04
I2021-04-01§27-2107 ADM CODE OWNER FAILED TO FILE A VALID REGISTRATION STATEMENT WITH THE DEPARTMENT AS REQUIRED BY ADM CODE §27-2097 AND IS THEREFORE SUBJECT TO CIVIL PENALTIES, PROHIBITED FROM CERTIFYING VIOLATIONS, AND DENIED THE RIGHT TO RECOVER POSSESSION OF PREMISE
Closed
Violation Dismissed · 2015-07-21
I2015-02-02§27-2107 ADM CODE OWNER FAILED TO FILE A VALID REGISTRATION STATEMENT WITH THE DEPARTMENT AS REQUIRED BY ADM CODE §27-2097 AND IS THEREFORE SUBJECT TO CIVIL PENALTIES, PROHIBITED FROM CERTIFYING VIOLATIONS, AND DENIED THE RIGHT TO RECOVER POSSESSION OF PREMISE

Source: HPD Housing Maintenance Code Violations — city dataset updated 2026-11-05; data as of 2026-11-05

HPD complaints 2

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.

ReceivedStatusAptProblem(s)Outcome
2026-01-11CLOSE5Plumbing – Water SupplyHPD attempted to conduct an inspection in response to this complaint, but was unable to complete the inspection. Please submit a new service request with 311 if the condition still exists. For more in
2024-03-29CLOSE5Plumbing – Water SupplyThe Department of Housing Preservation and Development inspected the following conditions. No violations were issued. The complaint has been closed.

Source: HPD Housing Maintenance Code Complaints and Problems — city dataset updated 2026-11-05; data as of 2026-11-05

311 requests (last 12 months) 4

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
2026-06-21DSNYResidential Disposal Complaint – Waste Not SeparatedClosed2026-06-21
2026-02-06DEPNoise – Noise: Alarms (NR3)Closed2026-02-10
2026-01-25DSNYSnow or Ice – Snow TrackingClosed2026-01-25
2026-01-11HPDPLUMBING – WATER SUPPLYClosed2026-04-29

Source: 311 Service Requests from 2020 to Present — city dataset updated 2026-11-05; data as of 2026-11-05

Nearby properties

On 10 Ave

Same tax block (1066)

All properties on 10 Ave, Manhattan · All of Manhattan 10019

Open-item counts as of November 5, 2026; each section lists its own dataset date. Machine-readable: JSON API · Markdown · Plain text · API & MCP docs