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141 9th Street, Brooklyn, NY 11215

BBL 3010020056 (Borough 3, Block 1002, Lot 56) · BIN 3378924, 3430665, 3022037 · Last updated: · Park Slope · ZIP 11215

Also recorded in city data as: 141 Rear 9 St

Summary · as of November 6, 2026

141 9th Street (Brooklyn, NY 11215; tax lot BBL 3010020056) is a one-family home (building class A1: one-family home, two stories, detached), built around 1899, on a 2,500 sq ft lot zoned M1-4/R6B. City tax records list the owner as 141 9TH STREET LLC; the most recent deed with a stated price is dated February 17, 2006 at $554,946 (per ACRIS). The Department of Finance's final market value for tax year 2027 is $2,469,000. As of November 6, 2026 (limited by DOB Job Application Filings (BIS); other open-item sources were confirmed later), NYC Open Data shows one DOB job with a permit issued but no sign-off, four active DOB violations, one open HPD violation and three OATH tickets with an unpaid balance. There were 17 311 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
141 9TH STREET LLC
Building class
A1 · One-family home, two stories, detached
Year built · units
1899 · 1 res.
Lot area · zoning
2,500 sq ft · M1-4/R6B
Market value (DOF)
$2,469,000 FY2027
Last priced deed
$554,946 · 2006-02-17
BBL
3010020056
BIN
3378924, 3430665, 3022037

How to cite: NYC Property Facts, “141 9th Street, Brooklyn, NY 11215 (BBL 3010020056)”, data as of 2026-11-06, https://nycpropertyfacts.com/ny/brooklyn/141-9th-street-3010020056. 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)
141 9TH STREET LLCThe owner name on the city’s tax records. It can lag behind recent sales and is often an LLC.
Building class
A1 – One-family home, two stories, detachedThe 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
1899Often an estimate for older buildings.
Floors
2
Units
1 residential / 1 totalResidential units are apartments; total includes stores and offices.
Buildings on lot
1
Lot size
2,500 sq ft (25 ft × 100 ft)
Building floor area
2,205 sq ft
Zoning
M1-4/R6B, MX-25The zoning district sets what can be built and used here. Manufacturing district.
Built vs. allowed density (FAR)
0.88 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 3010020056 (Borough 3, Block 1002, Lot 56) · BIN 3378924, 3430665, 3022037BBL 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 2026-11-07; Building Footprints — city dataset updated 2026-10-25; last loaded 2026-11-01

Tax assessment

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

Market value (tax year 2027, final roll)
$2,469,000The 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
$148,140The portion of market value that taxes are calculated on (capped by law for small homes).
Taxable value (final)
$18,228Assessed 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$2,469,000$148,1401
2026Final$2,510,000$150,6001
2025Final$2,247,000$134,8201

Source: DOF Property Valuation and Assessment Data — city dataset updated 2026-09-14; last loaded 2026-11-07

Sales & deed history 13

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
2025-07-25DEED$0 / not statedBest Mazal Inc.141 9th Street Llc2025101000298001
2006-02-17DEED$554,946Wolf,Esq As Referee, Aron SBest Mazal Inc.2006022302153001
2005-07-28DEED$12,500Pigott, CharlesAt Your Disposal, Llc.2005080201596001
2004-11-18DEED$12,500Jacobs, NatanPigott, Charles2004112900724001
2002-09-26DEED$0 / not stated13properties CorpJacobs, NatanFT_3000008965800
2002-07-17DEED$0 / not statedRosinger, Ephraim13 Properties CorpFT_3890008965789
2001-06-14DEED$0 / not statedFirst Home Properties LlcRosinger, EphraimFT_3500007764950
2001-05-01DEED$0 / not statedRios, IsabelloFirst Home Properties LlcFT_3830007715083
1997-08-05DEED$0 / not statedDaroma Capital Corp; First Home BrokeragecorpRios, IsabeloFT_3800005773580
1997-06-24DEED$0 / not statedBorges, Evelio; Borges, AlbaDaroma Capital Corp; First Home BrokeragecorpFT_3800005728080
1986-01-20DEED$0 / not statedCossio, ManuelBorges, Alba; Borges, EvelioFT_3560001141156
1975-04-07DEED$0 / not statedCossio David; Cossio ManuelCossio ManuelBK_7530077201086
1972-11-06DEED$0 / not statedCossio Libia; Cossio Julius CCossio David; Cossio ManuelBK_7230059300402

Source: ACRIS Real Property Master — city dataset updated 2026-10-08; last loaded 2026-11-07; ACRIS Real Property Legals — city dataset updated 2026-10-08; last loaded 2026-11-07; ACRIS Real Property Parties — city dataset updated 2026-10-08; last loaded 2026-11-07

DOB job filings 1 open of 9

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 Entire · 2025-12-23
B01284413-I1
DOB NOW
Alteration2025-09-16$160
Not open
Objections · 2026-10-05
B01340191-I1
DOB NOW
New Building2026-03-10—
Not open
APPLICATION PROCESSED - ENTIRE · 2026-03-10
340923335
BIS
A3 – Minor alteration (one type of work)2026-01-27—
Not open
APPLICATION PROCESSED - ENTIRE · 2026-01-27
340923326
BIS
A3 – Minor alteration (one type of work)2026-01-27—
Not open
APPLICATION PROCESSED - ENTIRE · 2025-12-26
340922700
BIS
A3 – Minor alteration (one type of work)2025-12-26—
Not open
Approved · 2025-12-22
B01271993-I1
DOB NOW
Full Demolition2025-10-29$40,000
Not open
LOC Issued · 2026-06-11
B01271219-I1
DOB NOW
Full Demolition2025-09-02$40,000
Not open
Approved · 2025-08-29
B01277750-I1
DOB NOW
Alteration2025-08-26$7,500
Not open
On Hold – Administrative Action · 2025-10-15
B01034207-I1
DOB NOW
Alteration2024-04-12$5,950

Source: DOB NOW: Build – Job Application Filings — city dataset updated 2026-11-06; last loaded 2026-11-07; DOB Job Application Filings (BIS) — city dataset updated 2026-11-05; last loaded 2026-11-06; a later sync attempt failed on 2026-11-07; showing the last successful load

Work permits 3

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
2026-01-292026-06-01B01271219-I1
DOB NOW
Full Demolition
Full demolition to a two story building
Signed-off
2025-12-232026-12-23B01284413-I1
DOB NOW
Construction Fence
Proposed construction fence. No change to use, egress or occupancy under this application.
Permit Issued
2024-05-232025-05-15B01034207-I1
DOB NOW
General Construction
REPAIR EXISTING DAMAGED SHED STRUCTURE IN REAR
Permit Issued

Source: DOB NOW: Build – Approved Permits — city dataset updated 2026-11-06; last loaded 2026-11-07; DOB Permit Issuance (BIS) — city dataset updated 2026-11-07; last loaded 2026-11-07

DOB violations 4 active of 4

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
2024-01-08UB-UNSAFE BUILDINGS NONEV010824UB3835/R
Active
V-DOB VIOLATION - ACTIVE
2023-12-22C-CONSTRUCTION OTHER OPTIONALFAILURE MAINTAIN BLDG IN A SAFE CONDITION.APPRX HALF OF THE ROOF WAS CLLPSD.EXP1&2 WALLS WERE DETERIORATD&INADEQUATELY BRACED.EXP3&4 WERE PARTIALLY DTACHD.BLDG@RISK OF FURTHER COLLAPSE.OWNR TO RTAIN NYS PE TO EVAL BLDG&FILE RPAIR DWGS W/DOB.BLDG TO BE RPAIRD UNDR PRMT STRTNG BY 2/12/24&CMPLTD/SGND OFF 3/24V122223CFEU30605PN
Active
V-DOB VIOLATION - ACTIVE
2023-12-22C-CONSTRUCTION OTHER OPTIONALFTM-BLDG WAS LEANING TOWARDS EXP4 TOWRDS ADJ 143 BLDG.LATRAL STABILITY OF BLDG APPRD INADQT.EXP4 WALL @1FL BULGING OUT TOWRDS ADJ143 BLDG.@1 STRTY SHED, APPRX 1/2 OF EXP2 SIDE ROOF PARTLY COLLPSD.OWNR RTAIN NYSPE-EVAL ENTIRE BLDG&FILE RPR DWGS W/DOB.RPR BLDG UNDR PRMT STRTNG 2/12/24 &CMPLTD.SIGND OFF BY 3/19/24V122223CFEU30604PN
Active
V-DOB VIOLATION - ACTIVE
2023-12-21C-CONSTRUCTION OTHER OPTIONALFAILURE TO MAINTAIN BUILDING IN CODE COMPLIANT MANNER DUE TO FIRE AT 1 43 9TH STREET. VACATE REAR YARD AND EXPOSURE #4 WALKWAY. VACATED DUE T O ADJACENT FALLING DEBRIS FROM FIRE DAMAGE BUILDINGV122123CCER01RK

Source: DOB Violations — city dataset updated 2026-11-06; last loaded 2026-11-07

ECB violations (DOB) 0 active of 4

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
Certification: CERTIFICATE ACCEPTED
2026-03-03CLASS - 1FAILURE TO SAFEGUARD THE PUBLIC AND ADJACENT PROPERTY DURING CONSTRUCTION OPERATIONS. ADJACENT PROPERTY AT (139 9 STREET) SUSTAINED DAMAGES DURING DEMO TO EXPOSURE 4, MULTIPLE VERTICAL CRACKS WITH LARGE OPENING$25,000 / $0 / $25,00039179093Y
Resolved
Certification: CERTIFICATE ACCEPTED
2026-03-03CLASS - 2FAILURE TO PROVIDE APPROVED/ACCEPTED CONSTRUCTION DOCUMENTS AT JOB SITE AT TIME OF INSPECTION. AT TIME OF INSPECTION NO PRE-CONSTRUCTION SURVEY ON-SITE, JOB#B01271219., MAINTAIN/DISPLAY REQUIRED DOCUMENTS$1,250 / $0 / $1,25039179092M
Resolved
Certification: CERTIFICATE ACCEPTED
2026-03-03CLASS - 1WORK WITHOUT A PERMIT. AT TIME OF INSPECTION OBSERVED ACTIVE SITE JOB# B01271219 FULL DEMO IN PROGRESS NO DEMO OR MECHANICAL PERMIT, EXCAVATOR ON SITE DEMO IN PROGRESS., OBTAIN PERMIT$2,500 / $0 / $2,50039179091K
Resolved
Hearing: DEFAULT · Certification: CERTIFICATE ACCEPTED
2026-01-09CLASS - 2INACTIVE JOBSITE I OBSERVED CONSTRUCTION FENCE INSTALLED AT EXPOSURE 1, NOT MAINTAINED AS PER CODE 3307.7. PANELS NOT FULLY ENCLOSED & DOES NOT MEET 8FT HEIGHT REQUIREMENT IN ADDITION FENCE NOT PAINTED HUNTER G$1,030 / $0 / $1,03039548989H

Source: DOB ECB Violations — city dataset updated 2026-11-06; last loaded 2026-11-07

OATH tickets (all agencies) 3 unpaid of 107

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 #
Unpaid balance Default
DEFAULTED · DEFAULTED
2026-05-22Sanitation OthersFAILURE TO CLEAN 18 INCHES INTO STREET141 9TH STREET LLC$300 / $0 / $300049833753R
Unpaid balance Default
DOCKETED · DEFAULTED
2025-10-06Sanitation OthersDIRTY SIDEWALKBEST MAZAL INC$300 / $0 / $300049363408M
Unpaid balance Default
DOCKETED · DEFAULTED
2025-08-08Sanitation OthersDIRTY AREABEST MAZAL INC$300 / $0 / $300049164930N
Hearing pending
NEW ISSUANCE
2026-09-18Sanitation OthersDIRTY SIDEWALK141 9TH STREET LLC$50 / $0 / $50049944957K
Hearing pending
NEW ISSUANCE
2026-08-25Sanitation OthersFAILURE TO CLEAN 18 INCHES INTO STREET141 9TH STREET LLC$50 / $0 / $50049944863J
Hearing pending
NEW ISSUANCE
2026-08-15Sanitation OthersDIRTY SIDEWALK141 9TH STREET LLC$50 / $0 / $50049944838H
Hearing pending
NEW ISSUANCE
2026-08-14Sanitation OthersFAILURE TO CLEAN 18 INCHES INTO STREET141 9TH STREET LLC$50 / $0 / $50049944822N
Hearing pending
RESCHEDULED · ADJOURNED
2026-03-03Dept. Of BuildingsWORK WITHOUT A PERMITSTAR COMPANIESS LLC$2,500 / $0 / $2,500039179091K
Hearing pending
RESCHEDULED · ADJOURNED
2026-03-03Dept. Of BuildingsFAIL TO SAFEGUARD PUBLIC AND PROPERTYSTAR COMPANIESS LLC$25,000 / $0 / $25,000039179093Y
Hearing pending
RESCHEDULED · ADJOURNED
2026-03-03Dept. Of BuildingsFAILURE TO MAINTAIN DISPLAY ON SITE DOCUMENTS REQUIRED BY BC CHAPTER33STAR COMPANIESS LLC$1,250 / $0 / $1,250039179092M
Hearing pending Default
RESCHEDULED · DEFAULTED
2026-01-09Dept. Of BuildingsJOB SITE FENCE NOT CONSTRUCTED OR MAINTAINED PURSUANT TO SECTION141 9TH STREET LLC$1,030 / $0 / $1,030039548989H
No balance due
PAID IN FULL
2025-07-26Sanitation OthersDIRTY AREABEST MAZAL INC$50 / $50 / $0049164892L

Showing 12 of 107 records. The API and the source dataset have the full list.

Source: OATH Hearings Division Case Status — city dataset updated 2026-11-07; last loaded 2026-11-07

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 2026-11-07; HPD Registration Contacts — city dataset updated 2026-11-04; last loaded 2026-11-07

HPD housing-code violations 1 open of 1

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
Nov Sent Out · 2025-06-02
B2025-06-02§ 27-2010, 2011, 2012 ADMIN. CODE: REMOVE THE ACCUMULATION OF REFUSE AND/OR RUBBISH AND MAINTAIN IN A CLEAN CONDITION THE BUILDING FRONT YARD

Source: HPD Housing Maintenance Code Violations — city dataset updated 2026-11-06; last loaded 2026-11-07

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
2025-05-21CLOSEBLDGUnsanitary Condition – Garbage/Recycling StorageHPD inspected this condition so the complaint has been closed. Violations were issued. The law provides the property owner time to correct the condition(s). Violation descriptions and the dates for t
2021-01-21CLOSE2Unsanitary Condition – Pests
Paint/Plaster – Wall
The Department of Housing Preservation and Development was not able to gain access to inspect the following conditions. The complaint has been closed. If the condition still exists, please file a new

Source: HPD Housing Maintenance Code Complaints and Problems — city dataset updated 2026-11-07; last loaded 2026-11-07

311 requests (last 12 months) 17

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
2026-11-02NYPDIllegal Parking – Blocked Bike LaneClosed2026-11-02
2026-07-28NYPDIllegal Parking – Blocked Bike LaneClosed2026-07-28
2026-07-20NYPDIllegal Parking – Blocked Bike LaneClosed2026-07-20
2026-07-01NYPDIllegal Parking – Blocked Bike LaneClosed2026-07-01
2026-06-11NYPDIllegal Parking – Blocked Bike LaneClosed2026-06-11
2026-06-02NYPDIllegal Parking – Blocked Bike LaneClosed2026-06-02
2026-04-17DOTStreet Condition – Blocked - ConstructionClosed2026-04-17
2026-04-13DOBGeneral Construction/Plumbing – Working Contrary To Stop Work OrderClosed2026-04-13
2026-04-02NYPDIllegal Parking – Blocked Bike LaneClosed2026-04-02
2026-03-31NYPDIllegal Parking – Blocked Bike LaneClosed2026-03-31

Showing 10 of 17 records. The API and the source dataset have the full list.

Source: 311 Service Requests from 2020 to Present — city dataset updated 2026-11-07; last loaded 2026-11-07

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 Park Slope: Open HPD violations · Active DOB violations · Active ECB violations · Open DOB jobs · Unpaid OATH tickets

Closest on 9 St

All properties on 9 St, Brooklyn · Brooklyn 11215

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