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17 Marconi Place, Brooklyn, NY 11233

BBL 3015660010 (Borough 3, Block 1566, Lot 10) · BIN 3042539 · Last updated:

Summary · as of October 31, 2026

17 Marconi Place (Brooklyn, NY 11233; tax lot BBL 3015660010) is a two-family home (building class B9: two-family home, miscellaneous), built around 1901, on a 1,639 sq ft lot zoned R5. City tax records list the owner as BETANCOURT, KARINA CLAUDIO; per ACRIS, a deed to this owner dated July 24, 2018 lists a price of $970,000. The Department of Finance's final market value for tax year 2027 is $891,000. As of October 31, 2026, NYC Open Data shows six open HPD violations. (Source: NYC Open Data — DOB, HPD, OATH, DOF, DCP and ACRIS datasets — compiled by NYC Property Facts.)

Owner of record
BETANCOURT, KARINA CLAUDIO
Building class
B9 · Two-family home, miscellaneous
Year built · units
1901 · 2 res.
Lot area · zoning
1,639 sq ft · R5
Market value (DOF)
$891,000 FY2027
Last priced deed
$970,000 · 2018-07-24
BBL
3015660010
BIN
3042539

How to cite: NYC Property Facts, “17 Marconi Place, Brooklyn, NY 11233 (BBL 3015660010)”, data as of 2026-10-31, https://nycpropertyfacts.com/ny/brooklyn/17-marconi-place-3015660010. 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)
BETANCOURT, KARINA CLAUDIOThe owner name on the city’s tax records. It can lag behind recent sales and is often an LLC.
Building class
B9 – Two-family home, miscellaneousThe 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
1901Often an estimate for older buildings.
Floors
2
Units
2 residential / 2 totalResidential units are apartments; total includes stores and offices.
Buildings on lot
1
Lot size
1,639 sq ft (17.25 ft × 95 ft)
Building floor area
1,530 sq ft
Zoning
R5The zoning district sets what can be built and used here. Residential district.
Built vs. allowed density (FAR)
0.93 built / 1.50 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 3015660010 (Borough 3, Block 1566, Lot 10) · BIN 3042539BBL 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 2026-11-02; 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)
$891,000The 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
$53,460The portion of market value that taxes are calculated on (capped by law for small homes).
Taxable value (final)
$14,465Assessed 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$891,000$53,4601
2026Final$786,000$47,1601
2025Final$641,000$38,4601

Source: DOF Property Valuation and Assessment Data — city dataset updated 2026-09-14; data as of 2026-11-02

Sales & deed history 15

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
2018-07-24DEED$970,000Bali Developers Inc.Barry, Gabriela Lopez; Betancourt, Karina Claudio2018072700768001
2017-10-31DEED$450,000Montalvo, RafaelBali Developers, Inc.2017111501461001
2004-05-27DEED$0 / not statedMontalvo, Rafael; Parker, PatriciaMontalvo, Rafael2004061000685001
2002-08-23DEED$0 / not statedHerniquez, Sindy; Montalvo, Rafael; Parker, PatriciaMontalvo, Rafael; Parker, PatriciaFT_3630009033263
2002-04-22DEED$0 / not statedHenriquez, Sindy; Parker, PatriciaParker, Patricia; Henriquez, Sindy; Montalvo, RafaelFT_3500008443550
1999-07-22DEED$0 / not statedMr Foreclosure IncHenriquez, Sindy; Parker, PatriciaFT_3980006866798
1999-04-15DEED$0 / not statedCornwall, Gwendolyn; Cornwall, JenniferForeclosure IncFT_3220006706622
1992-11-20DEED$0 / not statedCornwall, Glenda Lynn; Cornwall, JenniferCornwall, Gwendolyn; Cornwall, JenniferFT_3740001735774
1990-03-07DEED$0 / not statedStone, Aviva ArleneCornwall, Jennifer; Cornwall, Glenda LynnFT_3280001526728
1985-08-02DEED$0 / not statedHickory Hill AssocsincStone, Aviva ArleneFT_3340001107234
1984-03-30DEED$0 / not statedErnco Enterprises IncHickory Hill Assoc IncFT_3220001013822
1983-11-29DEED$0 / not statedSimon, Maxine/Def Etal; Simon, Earl J Def; Fasulo, Louis RefereeErnco Enterprises IncFT_3690000995569
1978-03-16DEED$0 / not statedSimon Earl J; Simon MaxineWilliams JuliusBK_7830098101747
1972-04-07DEED$0 / not statedJasper Marvin Referee; Cortez William Etal DeftSelry Rlty CorpBK_7230054900922
1972-04-07DEED$0 / not statedSelry Rlty CorpSimon Earl J; Simon MaxineBK_7230054900920

Source: ACRIS Real Property Master — city dataset updated 2026-10-08; data as of 2026-11-02; ACRIS Real Property Legals — city dataset updated 2026-10-08; data as of 2026-11-02; ACRIS Real Property Parties — city dataset updated 2026-10-08; data as of 2026-11-02

DOB job filings 0 open of 1

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
SIGNED OFF · 2024-01-10
340834609
BIS
A2 – Alteration with multiple work types (no change to use/occupancy)2022-01-28$16,200

Source: DOB NOW: Build – Job Application Filings — city dataset updated 2026-11-01; data as of 2026-11-02; DOB Job Application Filings (BIS) — city dataset updated 2026-10-30; data as of 2026-10-31

Work permits 1

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
2022-02-112022-12-18340834609
BIS
Equipment work / Other / general constructionISSUED (initial)

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

DOB violations 0 active of 1

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
2016-07-30UB-UNSAFE BUILDINGS NONEV*073016UB3215/16

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

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 2026-10-31; data as of 2026-11-02

OATH tickets (all agencies) 0 unpaid of 7

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
2025-12-16Sanitation OthersSNOW,ICE DIRT ON SIDEWALKSBETANCOURT KARINA CLAUDIO$100 / $100 / $0049533355R
No balance due
PAID IN FULL
2018-06-05Sanitation RecyclingFAILURE TO CLEAN 18 INCHES INTO STREETBALI DEVELOPERS$100 / $100 / $0044331911L
No balance due
PAID IN FULL · SETTL IN-VIO
2017-09-05Dos - Enforcement AgentsDIRTY AREAMONTALVO$300 / $207 / $0042195800M
No balance due
PAID IN FULL · SETTL IN-VIO
2017-08-30Dos - Enforcement AgentsUNCOVERED RECEPTACLES 1ST OFFENSEMONTALVO$300 / $207 / $0042188977M
No balance due
PAID IN FULL · SETTL IN-VIO
2017-08-26Dos - Enforcement AgentsDIRTY AREAMONTALVO$300 / $207 / $0042188953H
No balance due
PAID IN FULL · SETTL IN-VIO
2017-01-10Sanitation OthersSNOW,ICE DIRT ON SIDEWALKSMONTALUO$350 / $246 / $00194132831
No balance due
PAID IN FULL · SETTL IN-VIO
2016-05-02Dos - Enforcement AgentsDIRTY AREAMONTALVO$300 / $219 / $0042027067X

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

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
332453
Last registered
2021-09-28
Registration valid until
2022-09-01 ExpiredRegistrations must be renewed every year.
RoleNameCompanyBusiness city
SitemanagerYossi Yaacov
CorporateownerBALI DEVELOPERS INCHollis, Ny
AgentYossi YaacovHollis, Ny
HeadofficerYossi YaacovHollis, Ny

Source: HPD Multiple Dwelling Registrations — city dataset updated 2026-10-28; data as of 2026-11-02; HPD Registration Contacts — city dataset updated 2026-10-28; data as of 2026-11-02

HPD housing-code violations 6 open of 23

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
Info Nov Sent Out · 2025-11-24
I2025-11-24§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
Open
Info Nov Sent Out · 2024-12-04
I2024-12-04§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
Open
Info Nov Sent Out · 2023-11-28
I2023-11-28§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
Open
Info Nov Sent Out · 2022-11-17
I2022-11-17§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
Open
Not Complied With · 2018-06-07
B2009-08-18§ 9, 56, 193, 300, 302 M.D. LAW- ABOVE FRAME BUILDING HAS BEEN CONVERTED FROM A PRIVATE DWELLING TO A MULTIPLE DWELLING AND IS NOW OCCUPIED AND MAINTAINED AS SUCH CONTRARY TO LAW.RESTORE PREMISES TO LAWFUL OCCUPANCY . BASEMENT THROUGHOUT.
Open
Not Complied With · 2018-06-07
B2009-08-18§ 27-2087 ADM CODE - DISCONTINUE USE OF ROOMS FOR LIVING, DISCONNECT PLUMBING FIXTURES WHERE ILLEGAL AND PROPERLY SEAL PIPE CONNECTIONS AT CELLAR. LEGAL FIXTURES MAY BE RETAINED; FOR INFORMATION CALL THE BOROUGH CODE ENFORCEMENT OFFICE. BASEMENT APT.
Closed
Violation Dismissed · 2021-09-29
I2021-04-21§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 · 2021-09-29
I2019-11-07§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 · 2021-09-29
I2018-10-30§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 Closed · 2018-08-03
C2018-06-07§ 27-2005 ADM CODE REPLACE WITH NEW THE BROKEN OR DEFECTIVE BROKEN GLASS AT ROOF SKYLIGHT , 2nd STORY
Closed
Violation Closed · 2015-06-10
C2015-05-191FL§ 27-2024 ADM CODE PROVIDE ADEQUATE SUPPLY OF COLD WATER FOR THE FIXTURES .. IN THE ENTIRE APARTMENT LOCATED AT APT 1FL, 2nd STORY
Closed
Violation Closed · 2015-06-10
C2015-05-191FL§ 27-2024 ADM CODE PROVIDE ADEQUATE SUPPLY OF HOT WATER FOR THE FIXTURES ..... IN THE ENTIRE APARTMENT LOCATED AT APT 1FL, 2nd STORY
Closed
Violation Closed · 2018-06-06
B2015-01-21§ 27-2005 ADMIN. CODE: REPAIR THE BROKEN OR DEFECTIVE PLASTERED SURFACES AND PAINT IN UNIFORM COLOR THE CEILING AT FRONT AT CELLAR
Closed
Violation Closed · 2015-02-18
C2015-01-201FL§ 27-2024 ADMIN. CODE: PROVIDE ADEQUATE SUPPLY OF HOT WATER FOR THE FIXTURES .. IN THE ENTIRE APARTMENT LOCATED AT APT 1FL, 1st STORY
Closed
Violation Closed · 2018-06-06
C2015-01-201STFL§ 27-2018 ADMIN. CODE: ABATE THE NUISNACE CONSISTING OF RODENTS RATS IN THE ENTIRE APARTMENT LOCATED AT APT 1STFL, 1st STORY
Closed
Violation Closed · 2015-02-18
C2015-01-201FL§ 27-2024 ADMIN. CODE: PROVIDE ADEQUATE SUPPLY OF COLD WATER FOR THE FIXTURES ... IN THE ENTIRE APARTMENT LOCATED AT APT 1FL, 1st STORY
Closed
Violation Closed · 2015-02-18
C2015-01-201FL§ 27-2028, 2032 ADMIN.CODE: PROVIDE AN ADEQUATE SUPPLY OF HEAT FROM AN APPROVED CENTRAL HEATING SYSTEM OR AN APPROVED SYSTEM OF GAS OR ELECTRICAL HEATING IN GOOD OPERATING CONDITION FOR THE DWELLING UNIT IN THE ENTIRE APARTMENT LOCATED AT APT 1FL, 1st STORY
Closed
Violation Closed · 2018-06-06
B2014-10-14§ 27-2005 ADMIN. CODE: PROPERLY REPAIR WITH SIMILAR MATERIAL THE BROKEN OR DEFECTIVE FIRE RETARDING MATERIALS PLASTER CEILING AT CELLAR FRONT
Closed
Violation Closed · 2018-06-06
B2014-10-141FL§ 27-2005 ADMIN. CODE: PROPERLY REPAIR THE BROKEN OR DEFECTIVE BELL IN THE ENTIRE APARTMENT LOCATED AT APT 1FL, 1st STORY
Closed
Violation Closed · 2018-06-06
C2014-10-14§ 27-2005 ADMIN. CODE: PROPERLY REPAIR WITH SIMILAR MATERIAL THE BROKEN OR DEFECTIVE FIRE RETARDING MATERIALS PLASTER CEILING IN THE BOILER ROOM

Showing 20 of 23 records — open violations are listed first; the API lists every one. The API and the source dataset have the full list.

Source: HPD Housing Maintenance Code Violations — city dataset updated 2026-11-02; data as of 2026-11-02

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 2026-11-02; data as of 2026-11-02

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 2026-11-02; data as of 2026-11-02

Nearby properties

On Marconi Pl

Same tax block (1566)

All properties on Marconi Pl, Brooklyn · All of Brooklyn 11233 (Ocean Hill)

Open-item counts as of October 31, 2026; each section lists its own dataset date. Machine-readable: JSON API · Markdown · Plain text · API & MCP docs