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237 Marion Street, Ocean Hill, Brooklyn, NY 11233

BBL 3015130043 (Borough 3, Block 1513, Lot 43) · BIN 3398575 · Last updated: · Ocean Hill · ZIP 11233

Summary · as of November 10, 2026

237 Marion Street (Brooklyn, NY 11233; tax lot BBL 3015130043) is a two-family home (building class B1: two-family home, brick), built around 2014, on a 1,875 sq ft lot zoned R6B. City tax records list the owner as CAHILL, JOHN; per ACRIS, a deed to this owner dated August 26, 2014 lists a price of $1,050,000. The Department of Finance's final market value for tax year 2027 is $1,539,000. As of November 10, 2026 (limited by DOB Job Application Filings (BIS); other open-item sources were confirmed later), NYC Open Data shows no open DOB jobs, active DOB or DOB NOW safety violations, active ECB violations, open HPD violations or unpaid OATH tickets for this lot. (Source: NYC Open Data — DOB, HPD, OATH, DOF, DCP and ACRIS datasets — compiled by NYC Property Facts.)

Owner of record
CAHILL, JOHN
Building class
B1 · Two-family home, brick
Year built · units
2014 · 2 res.
Lot area · zoning
1,875 sq ft · R6B
Market value (DOF)
$1,539,000 FY2027
Last priced deed
$1,050,000 · 2014-08-26
BBL
3015130043
BIN
3398575

How to cite: NYC Property Facts, “237 Marion Street, Brooklyn, NY 11233 (BBL 3015130043)”, data as of 2026-11-10, https://nycpropertyfacts.com/ny/brooklyn/237-marion-street-3015130043. 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)
CAHILL, JOHNThe 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
2014Often an estimate for older buildings.
Floors
3
Units
2 residential / 2 totalResidential units are apartments; total includes stores and offices.
Buildings on lot
1
Lot size
1,875 sq ft (18.75 ft × 100 ft)
Building floor area
3,376 sq ft
Zoning
R6BThe zoning district sets what can be built and used here. Residential district.
Built vs. allowed density (FAR)
1.80 built / 2.00 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 3015130043 (Borough 3, Block 1513, Lot 43) · BIN 3398575BBL 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 2026-11-12; Building Footprints — city dataset updated 2026-11-08; last loaded 2026-11-08; checked unchanged 2026-11-10

Tax assessment

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

Market value (tax year 2027, final roll)
$1,539,000The 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
$92,340The portion of market value that taxes are calculated on (capped by law for small homes).
Taxable value (final)
$35,523Assessed 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$1,539,000$92,3401
2026Final$1,767,000$106,0201
2025Final$1,409,000$84,5401

Source: DOF Property Valuation and Assessment Data — city dataset updated 2026-09-14; last loaded 2026-11-12

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
2014-08-26DEED$1,050,000Marion Street Development Corp 1Cahill, John; Chun, Soojin2014082800696001
2012-12-28DEED$90,000Home Improvement Realty Inc.Marion Street Development Corp. I2013011100925001
2007-03-26DEED$520,000
one deed covering 2 lots; price is for all of them
Ack-Mitchell, As Administrator, Diane; Estate Of Jane R. AckHome Improvement Realty, Inc.2007040500965002
1977-06-09DEED$0 / not statedDorco Realty CorpAck JaneBK_7730092401580
1975-05-20DEED$0 / not statedCity Of New YorkDorco Realty CorpBK_7530078000378
1973-12-27DEED$0 / not stated
one deed covering 2501 lots; price is for all of them
; Zwickel, Yetta; Finance Admin Of City Of Ny; City Of NyBK_7330068100138
1967-08-28DEED$0 / not statedAdams Fritzgerald DAdams ElmeniaBK_6730051100297

Source: ACRIS Real Property Master — city dataset updated 2026-11-10; last loaded 2026-11-12; ACRIS Real Property Legals — city dataset updated 2026-11-10; last loaded 2026-11-12; ACRIS Real Property Parties — city dataset updated 2026-11-10; last loaded 2026-11-12

DOB job filings 0 open of 2

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 · 2014-07-30
320725710
BIS
A3 – Minor alteration (one type of work)2013-03-12—
Not open
SIGNED OFF · 2014-08-12
320514706
BIS
NB – New building2013-01-23—

Source: DOB NOW: Build – Job Application Filings — city dataset updated 2026-11-10; last loaded 2026-11-11; DOB Job Application Filings (BIS) — city dataset updated 2026-11-09; last loaded 2026-11-10

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
2014-07-222015-07-22320514706
BIS
Plumbing / PlumbingISSUED (renewal)
2014-03-262014-08-15320514706
BIS
New buildingISSUED (renewal)
2013-08-152014-03-29320514706
BIS
New buildingISSUED (renewal)
2013-08-152014-03-29320514706
BIS
Construction equipment (scaffold, fence, shed) / Construction equipmentISSUED (renewal)
2013-07-012014-07-01320514706
BIS
Plumbing / PlumbingISSUED (initial)
2013-04-022013-08-15320514706
BIS
Construction equipment (scaffold, fence, shed) / Construction equipmentISSUED (initial)
2013-04-022013-08-15320514706
BIS
New buildingISSUED (initial)

Source: DOB NOW: Build – Approved Permits — city dataset updated 2026-11-09; last loaded 2026-11-10; DOB Permit Issuance (BIS) — city dataset updated 2026-11-07; last loaded 2026-11-07

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). The active-DOB count in the summary also includes DOB NOW safety violations, listed in the next section.

StatusIssuedTypeDescriptionNumber
Resolved/dismissed
V*-DOB VIOLATION - DISMISSED
2013-08-14AEUHAZ1-FAIL TO CERTIFY CLASS 1 NONEFAILURE TO CERTIFY CORRECTION ON IMMEDIATELY HAZARDOUS (CLASS 1) ECB VIOLATIONV*081413AEUHAZ100193

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

DOB safety violations (DOB NOW) 0 active of 1

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 active DOB NOW safety violations for this lot.

1 resolved or not active
StatusIssuedTypeDeviceNumberRemarks
Not active
Dismissed
2013-08-14FTC-AEU-HAZAEUHAZ081413AEUHAZ100193

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

ECB violations (DOB) 0 active of 2

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: ADMIT/IN-VIO · Certification: CERTIFICATE ACCEPTED
2013-05-16CLASS - 1FAILURE TO NOTIFY DOB W/I 24-48 HRS OF THE START OF EXCAVATION. NOTED:UPON INSPECTION EXCAVATION. NOTED: UPON INSPECTION EXCAVATION & FOUNDATION COMPLETED. NO NOTIFICATION GIVEN TO DOB. REMEDY:OFFICIALLY NOTIFY$1,230 / $1,230 / $034999848P
Resolved
Hearing: DEFAULT · Certification: CERTIFICATE ACCEPTED
2013-10-05CLASS - 2JOB SITE FENCE NOT CONSTRUCTED OR MAINTAINED PURSUANT TO SUBSECTION. NOTED JOB SITE FENCE UNDER RENEWED PERMIT #320514706-01-EQFN ISSUED 8/15/13 DOES NOT COMPLY W/LL47 OF 2013. CONSTRUCTION FENCE IS CONSTRUCTED$4,000 / $848 / $035065268X

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

OATH tickets (all agencies) 0 unpaid of 5

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
2025-05-12Sanitation OthersIMPROPER RECEPTACLE FAILURE TO CONTAINERIZE - RESIDENTIAL 1STCAHILL JOHN$50 / $50 / $0049080677K
No balance due
PAID IN FULL
2022-09-06Dos - Enforcement AgentsFAILURE TO PROPERLY PUT RECYCS OUT FOR COLLECTION 1TO8DWELLING UNITSCAHILL JOHN$25 / $25 / $0047580265M
No balance due
PAID IN FULL
2017-07-13Sanitation OthersDIRTY SIDEWALK DIRTY AREACAHILL$100 / $100 / $00195810066
No balance due Default
PAID IN FULL · DEFAULT
2013-10-05Dept. Of BuildingsJOB SITE FENCE NOT CONSTRUCTED PURSUANT TO SUBSECTIONNADAV HAMO C O ILE CONSTRUCTIO$4,000 / $848 / —035065268X
No balance due
PAID IN FULL
2013-05-16Dept. Of BuildingsFAILURE TO NOTIFY THE DEPT PRIOR TO THE COMMENCEMENT OF EARTHWORKILE CONST GROUP INC$1,230 / $1,230 / —034999848P

Source: OATH Hearings Division Case Status — city dataset updated 2026-11-11; last loaded 2026-11-12

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; last loaded 2026-11-10; HPD Registration Contacts — city dataset updated 2026-11-04; last loaded 2026-11-10

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 2026-11-11; last loaded 2026-11-11

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 2026-11-11; last loaded 2026-11-11

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 2026-11-11; last loaded 2026-11-12

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 Ocean Hill: Open HPD violations · Active DOB violations · Active ECB violations · Open DOB jobs · Unpaid OATH tickets · Active vacate orders

Closest on Marion St

Same tax block (1513), closest first

All properties on Marion St, Brooklyn · Brooklyn 11233

Open-item counts as of November 10, 2026; each section lists its own dataset date. Machine-readable: JSON API · Markdown · Plain text · API & MCP docs