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12 Convent Avenue, Manhattan, NY 10027

BBL 1019670075 (Borough 1, Block 1967, Lot 75) · BIN 1059578 · Last updated:

Also recorded in city data as: 1249 Convent Ave

Summary · as of November 6, 2026

12 Convent Avenue (Manhattan, NY 10027; tax lot BBL 1019670075) is a two-family home (building class B1: two-family home, brick), built around 1900, on a 940 sq ft lot zoned R7A. City tax records list the owner as DACOSTA, DANIELLE; per ACRIS, a deed to this owner dated March 23, 2009 lists a price of $768,734. The Department of Finance's final market value for tax year 2027 is $1,391,000. As of November 6, 2026, NYC Open Data shows one active DOB violation. (Source: NYC Open Data — DOB, HPD, OATH, DOF, DCP and ACRIS datasets — compiled by NYC Property Facts.)

Owner of record
DACOSTA, DANIELLE
Building class
B1 · Two-family home, brick
Year built · units
1900 · 2 res.
Lot area · zoning
940 sq ft · R7A
Market value (DOF)
$1,391,000 FY2027
Last priced deed
$768,734 · 2009-03-23
BBL
1019670075
BIN
1059578

How to cite: NYC Property Facts, “12 Convent Avenue, Manhattan, NY 10027 (BBL 1019670075)”, data as of 2026-11-06, https://nycpropertyfacts.com/ny/manhattan/12-convent-avenue-1019670075. 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)
DACOSTA, DANIELLEThe owner name on the city’s tax records. It can lag behind recent sales and is often an LLC.
Building class
B1 – Two-family home, brickThe Department of Finance’s category for what kind of building this is.
Land use
One- & two-family buildingsCity Planning’s broad category of how the lot is used.
Year built
1900Often an estimate for older buildings. Major alteration recorded: 2008.
Floors
3
Units
2 residential / 2 totalResidential units are apartments; total includes stores and offices.
Buildings on lot
1
Lot size
940 sq ft (20.08 ft × 50 ft)
Building floor area
2,400 sq ft
Zoning
R7AThe zoning district sets what can be built and used here. Residential district.
Built vs. allowed density (FAR)
2.55 built / 4.00 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).
Identifiers
BBL 1019670075 (Borough 1, Block 1967, Lot 75) · BIN 1059578BBL 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 2026-11-06; 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)
$1,391,000The 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
$83,460The portion of market value that taxes are calculated on (capped by law for small homes).
Taxable value (final)
$66,745Assessed 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$1,391,000$83,4601
2026Final$1,589,000$95,3401
2025Final$1,751,000$105,0601

Source: DOF Property Valuation and Assessment Data — city dataset updated 2026-09-14; data as of 2026-11-06

Sales & deed history 7

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
2009-03-23DEED$768,734Edisto Isle Builders LlcDacosta, Danielle2009032600250001
2005-06-13DEED$1
one deed covering 4 lots; price is for all of them
The Secretary Of Housing And Urban DevelopmentEdisto Isle Builders Llc2005061401160001
2001-08-28DEED$0 / not statedHoare, Francis G. Esq. Referee; Advance Local Development Corp. Def.Secretary Of Housing& Urban Dvlpmnt/Washington DcFT_1540007889754
1999-02-04DEED$0 / not statedNo Exit Place Realtycorp.Advance Local Development Corp.FT_1390006603739
1999-01-26DEED$0 / not statedAtwater, CarleNo Exit Place Realtycorp.FT_1430006603743
1998-12-16DEED$0 / not statedMc Cullough, DixonAtwater, CarleFT_1250006439025
1990-09-20DEED$0 / not statedSmith, Thelma G.Mc Cullough, DixonFT_1380006351638

Source: ACRIS Real Property Master — city dataset updated 2026-10-08; data as of 2026-11-06; ACRIS Real Property Legals — city dataset updated 2026-10-08; data as of 2026-11-06; ACRIS Real Property Parties — city dataset updated 2026-10-08; data as of 2026-11-06

DOB job filings 0 open of 3

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
Not open
APPLICATION ASSIGNED TO PLAN EXAMINER · 2026-03-23
121254285
BIS
A1 – Major alteration (changes use, egress or occupancy)2026-02-23$1
Not open
PLAN EXAM - IN PROCESS · 2017-08-10
140680163
BIS
A3 – Minor alteration (one type of work)2017-08-10—
Not open
SIGNED OFF · 2009-02-06
104328666
BIS
A1 – Major alteration (changes use, egress or occupancy)2006-01-13$200,000

Source: DOB NOW: Build – Job Application Filings — city dataset updated 2026-11-05; data as of 2026-11-06; DOB Job Application Filings (BIS) — city dataset updated 2026-11-05; data as of 2026-11-06

Work permits 7

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
2008-07-012009-07-01104328666
BIS
AlterationISSUED (renewal)
2008-05-062009-05-06104328666
BIS
Plumbing / PlumbingISSUED (renewal)
2007-06-132008-07-02104328666
BIS
AlterationISSUED (renewal)
2007-03-212008-03-20104328666
BIS
Plumbing / PlumbingISSUED (renewal)
2007-01-312008-01-31104328666
BIS
Plumbing / PlumbingISSUED (initial)
2006-06-262007-07-02104328666
BIS
AlterationISSUED (renewal)
2006-06-152007-07-02104328666
BIS
AlterationISSUED (initial)

Source: DOB NOW: Build – Approved Permits — city dataset updated 2026-11-05; data as of 2026-11-06; DOB Permit Issuance (BIS) — city dataset updated 2026-10-31; data as of 2026-10-31

DOB violations 1 active of 16

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
Active
V-DOB VIOLATION - ACTIVE
2009-01-01LL6291-LOCAL LAW 62/91 - BOILERS BOILER REQUIREDV010109LL629105641
Resolved/dismissed
V*-DOB VIOLATION - DISMISSED
2008-01-03LL6291-LOCAL LAW 62/91 - BOILERS BOILER REQUIREDV*010308LL629105434
Resolved/dismissed
V*-DOB VIOLATION - DISMISSED
2007-01-19LL6291-LOCAL LAW 62/91 - BOILERS BOILER REQUIREDV*011907LL629105654
Resolved/dismissed
V*-DOB VIOLATION - DISMISSED
2006-01-06LL6291-LOCAL LAW 62/91 - BOILERS BOILER REQUIREDV*010606LL629105290
Resolved/dismissed
V*-DOB VIOLATION - DISMISSED
2005-01-31LL6291-LOCAL LAW 62/91 - BOILERS BOILER REQUIREDV*013105LL629105836
Resolved/dismissed
V*-DOB VIOLATION - DISMISSED
2004-02-13LL6291-LOCAL LAW 62/91 - BOILERS BOILER REQUIREDV*021304LL629105945
Resolved/dismissed
V*-DOB VIOLATION - DISMISSED
2003-03-19LL6291-LOCAL LAW 62/91 - BOILERS BOILER REQUIREDV*031903LL629106952
Resolved/dismissed
V*-DOB VIOLATION - DISMISSED
2002-03-26LL6291-LOCAL LAW 62/91 - BOILERS BOILER REQUIREDV*032602LL629107489
Resolved/dismissed
V*-DOB VIOLATION - DISMISSED
2001-02-27LL6291-LOCAL LAW 62/91 - BOILERS BOILER REQUIREDV*022701LL629107248
Resolved/dismissed
V*-DOB VIOLATION - DISMISSED
2000-02-07LL6291-LOCAL LAW 62/91 - BOILERS BOILER REQUIREDV*020700LL629107432
Resolved/dismissed
V*-DOB VIOLATION - DISMISSED
1998-05-04LL6291-LOCAL LAW 62/91 - BOILERS BOILER REQUIREDV*050498LL629107016
Resolved/dismissed
V*-DOB VIOLATION - DISMISSED
1997-09-16LL6291-LOCAL LAW 62/91 - BOILERS BOILER REQUIREDV*091697LL6291192048
Resolved/dismissed
V*-DOB VIOLATION - DISMISSED
1997-02-10LL6291-LOCAL LAW 62/91 - BOILERS BOILER REQUIREDV*021097LL629109735
Resolved/dismissed
V*-DOB VIOLATION - DISMISSED
1995-08-29LL6291-LOCAL LAW 62/91 - BOILERS BOILER REQUIREDV*082995LL629108752
Resolved/dismissed
V*-DOB VIOLATION - DISMISSED
1994-03-18LL6291-LOCAL LAW 62/91 - BOILERS BOILER REQUIREDV*031894LL629111626

Showing 15 of 16 records. The API and the source dataset have the full list.

Source: DOB Violations — city dataset updated 2026-11-05; data as of 2026-11-06

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 2026-11-05; data as of 2026-11-06

OATH tickets (all agencies) 0 unpaid of 28

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
PAID IN FULL
2025-07-02Sanitation OthersIMPROPER RECEPTACLE FAILURE TO CONTAINERIZE - RESIDENTIAL 1STDACOSTA DANIELLE$50 / $50 / $0049132589M
No balance due
PAID IN FULL
2023-11-16Dos - Enforcement AgentsNON-RECYC LEFT IN RECYC CONTAINER FOR COLLECTION 1TO8 DWELLING UNITSDACOSTA DANIELLE$25 / $25 / $0048171475J
No balance due
PAID IN FULL
2022-11-17Dos - Enforcement AgentsNON-RECYC LEFT IN RECYC CONTAINER FOR COLLECTION 1TO8 DWELLING UNITSDACOSTA DANIELLE$25 / $25 / $0047644448P
No balance due Default
PAID IN FULL · DEFAULTED
2017-09-07Sanitation OthersFAILURE TO CLEAN 18 INCHES INTO STREETDALOSTA$130 / $130 / $00195852700
No balance due
HEARING COMPLETED · DISMISSED
2014-03-11Sanitation DeptFAILURE TO CLEAN 18 INCHES INTO STREETDACOSTA— / — / —043901742P
No balance due
PAID IN FULL
2011-11-05Dos - Enforcement AgentsFAILURE TO CLEAN 18 INCHES INTO STREETDACOSTA$100 / $100 / —043391458K
No balance due
HEARING COMPLETED · DISMISSED
2009-04-07Dos - Enforcement AgentsDIRTY SIDEWALK DIRTY AREAEDISTO ISLES BUILDERS LLC— / — / —040277731Y
No balance due
PAID IN FULL
2009-03-23Dos - Enforcement AgentsDIRTY SIDEWALK DIRTY AREAEDISTO ISLES BUILDERS LLC$100 / $100 / —040295756J
No balance due Default
PAID IN FULL · DEFAULTED
2009-03-13Dos - Enforcement AgentsDIRTY SIDEWALK DIRTY AREAEDISTO ISLES BUILDERS LLC$300 / $337 / —040096094H
No balance due
PAID IN FULL
2009-02-26Sanitation PoliceDIRTY SIDEWALK DIRTY AREAEDISTO ISLES BUILDERS LLC$100 / $100 / —040056957H
No balance due
PAID IN FULL
2009-02-03Dos - Enforcement AgentsDIRTY SIDEWALK DIRTY AREAEDISTO ISLES BUILDERS LLC$100 / $100 / —040135165P
No balance due
PAID IN FULL
2009-01-26Sanitation OthersDIRTY SIDEWALK DIRTY AREAEDIS TO ISLES BUILDERS LLC$100 / $100 / —0170486508

Showing 12 of 28 records. The API and the source dataset have the full list.

Source: OATH Hearings Division Case Status — city dataset updated 2026-11-06; data as of 2026-11-06

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.

No HPD registration found. Registration is required for buildings with 3 or more apartments (and for 1–2 family homes where neither the owner nor family lives there).

Source: HPD Multiple Dwelling Registrations — city dataset updated 2026-11-04; data as of 2026-11-06; HPD Registration Contacts — city dataset updated 2026-11-04; data as of 2026-11-06

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 2026-11-05; data as of 2026-11-06

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 2026-11-06; data as of 2026-11-06

311 requests (last 12 months) 0

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.

No records found in this dataset for this lot.

Source: 311 Service Requests from 2020 to Present — city dataset updated 2026-11-06; data as of 2026-11-06

Nearby properties

More in Harlem (South): Open HPD violations · Active DOB violations · Active ECB violations · Open DOB jobs · Unpaid OATH tickets

On Convent Ave

Same tax block (1967)

All properties on Convent Ave, Manhattan · All of Manhattan 10027

Open-item counts as of November 6, 2026; each section lists its own dataset date. Machine-readable: JSON API · Markdown · Plain text · API & MCP docs