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174 Jefferson Street, Brooklyn, NY 11206

BBL 3031730012 (Borough 3, Block 3173, Lot 12) · BIN 3072272 · Last updated:

Summary · as of October 31, 2026

174 Jefferson Street (Brooklyn, NY 11206; tax lot BBL 3031730012) is a two-family home (building class B2: two-family home, frame (wood)), built around 1899, on a 2,500 sq ft lot zoned R6. City tax records list the owner as MTEK 174 JEFFERSON LLC; per ACRIS, a deed to this owner dated September 3, 2025 lists a price of $1,000,000. The Department of Finance's final market value for tax year 2027 is $1,360,000. As of October 31, 2026, NYC Open Data shows five DOB jobs with a permit issued but no sign-off, one active DOB violation and one OATH ticket with an unpaid balance. There were two 311 requests in the past 12 months and no HPD complaints since 2019. (Source: NYC Open Data — DOB, HPD, OATH, DOF, DCP and ACRIS datasets — compiled by NYC Property Facts.)

Owner of record
MTEK 174 JEFFERSON LLC
Building class
B2 · Two-family home, frame
Year built · units
1899 · 2 res.
Lot area · zoning
2,500 sq ft · R6
Market value (DOF)
$1,360,000 FY2027
Last priced deed
$1,000,000 · 2025-09-03
BBL
3031730012
BIN
3072272

How to cite: NYC Property Facts, “174 Jefferson Street, Brooklyn, NY 11206 (BBL 3031730012)”, data as of 2026-10-31, https://nycpropertyfacts.com/ny/brooklyn/174-jefferson-street-3031730012. 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)
MTEK 174 JEFFERSON LLCThe owner name on the city’s tax records. It can lag behind recent sales and is often an LLC.
Building class
B2 – Two-family home, frame (wood)The 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
2 residential / 2 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
2,000 sq ft
Zoning
R6The zoning district sets what can be built and used here. Residential district.
Built vs. allowed density (FAR)
0.80 built / 2.43 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 3031730012 (Borough 3, Block 3173, Lot 12) · BIN 3072272BBL 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 2026-10-31; Building Footprints — city dataset updated 2026-10-25; data as of 2026-10-31

Tax assessment

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

Market value (tax year 2027, final roll)
$1,360,000The 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
$81,600The portion of market value that taxes are calculated on (capped by law for small homes).
Taxable value (final)
$6,144Assessed 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$1,360,000$81,6001
2026Final$1,066,000$63,9601
2025Final$1,217,000$73,0201

Source: DOF Property Valuation and Assessment Data — city dataset updated 2026-09-14; data as of 2026-10-31

Sales & deed history 12

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
2025-09-03DEED$1,000,000Aviles, Joselyn; Aviles, WilliamMtek 174 Jefferson Llc2025091200232001
2008-05-16DEED$665,000Open House Solutions, LlcAviles, William; Aviles, Joselyn2008053000495001
2007-12-17DEED$340,000U.S. Bank National Association, As Trustee, On BehOpen House Solutions, Llc.2007122800554001
2007-06-21DEED$502,932Kimmel, Esq., Referee, Leo JU.S. Bank National Association, As Trustee...2007102200706001
2005-07-28DEED$550,000Williams, BelindaLord, Marian L2005082200801003
2002-02-14DEED$0 / not statedKennedy, Gregory JrWilliams, BelindaFT_3100008007910
2002-01-11DEED$0 / not statedHtb Enterprises LtdKennedy, Gregory JrFT_3190008007919
1999-09-09DEED$0 / not statedReid, Linton E; Reid, OneitaHtb Enterprises LtdFT_3630007001763
1994-07-28DEED$0 / not statedFord Consumer Finance Co. Inc.Reid, Linton E; Reid, OneitaFT_3810004407881
1994-03-25DEED$0 / not statedCutrona, Anthony Ref; Morocho, Oswald DefFord Consumer Finance Co. Inc.FT_3930004232093
1986-07-09DEED$0 / not statedNieves, GloriaMorocho, OswaldoFT_3750001186175
1976-12-29DEED$0 / not statedEhrardt CharlesNieves Gloria; Nieves Luis EBK_7630089300575

Source: ACRIS Real Property Master — city dataset updated 2026-10-08; data as of 2026-10-31; ACRIS Real Property Legals — city dataset updated 2026-10-08; data as of 2026-10-31; ACRIS Real Property Parties — city dataset updated 2026-10-08; data as of 2026-10-31

DOB job filings 5 open of 10

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 · 2026-07-08
B01347597-I1
DOB NOW
Alteration2026-01-27$10,000
Permitted, not signed off
Permit Entire · 2026-02-18
B01213494-S5
DOB NOW
ALT-CO - New Building with Existing Elements to Remain2026-01-02$1,002,705
Permitted, not signed off
Permit Entire · 2026-02-19
B01213494-S4
DOB NOW
ALT-CO - New Building with Existing Elements to Remain2025-12-31$37,500
Permitted, not signed off
PERMIT ISSUED - ENTIRE JOB/WORK · 2026-05-05
340922452
BIS
A3 – Minor alteration (one type of work)2025-12-17—
Permitted, not signed off
Permit Entire · 2026-04-01
B01213494-I1
DOB NOW
ALT-CO - New Building with Existing Elements to Remain2025-06-02$977,250
Not open
Plan Examiner Review · 2026-09-03
B01419905-I1
DOB NOW
Full Demolition2026-06-23$35,000
Not open
Objections · 2026-05-04
B01213494-S8
DOB NOW
ALT-CO - New Building with Existing Elements to Remain2026-04-21$10,000
Not open
LOC Issued · 2026-08-17
B01213494-S7
DOB NOW
ALT-CO - New Building with Existing Elements to Remain2026-03-24$10,000
Not open
Approved · 2026-01-06
B01213494-S3
DOB NOW
ALT-CO - New Building with Existing Elements to Remain2026-01-02$57,000
Not open
APPLICATION PROCESSED - ENTIRE · 2025-06-25
340919000
BIS
A3 – Minor alteration (one type of work)2025-06-25—

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

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
2026-07-082027-05-06B01347597-I1
DOB NOW
Construction Fence
INSTALL 8'H CONSTRUCTION FENCE IN CONJUNCTION WITHDOB# B01213494-I1. NO CHANGE OCCUPANCY, USE OR EGRESS.
Permit Issued
2026-07-012027-05-06B01213494-S7
DOB NOW
Earth Work
Provide site stabilization
Signed-off
2026-02-032026-05-30B01347597-I1
DOB NOW
Construction Fence
INSTALL 8'H CONSTRUCTION FENCE IN CONJUNCTION WITHDOB# B01213494-I1. NO CHANGE OCCUPANCY, USE OR EGRESS.
Permit Issued

Source: DOB NOW: Build – Approved Permits — city dataset updated 2026-10-30; data as of 2026-10-31; DOB Permit Issuance (BIS) — city dataset updated 2026-10-31; data as of 2026-10-31

DOB violations 1 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
Active
V-DOB VIOLATION - ACTIVE
2026-04-29C-CONSTRUCTION OTHER OPTIONALBOROUGH COMMISSIONER HAS ORDERED ALL WORK STOPPED UNDER PERMIT #B01213494-I1 ON 4/7/26, DUE TO CONSTRUCTION SUPERINTENDENT WITHDRAWAL.V042926C26-01147
Resolved/dismissed
V*-DOB VIOLATION - DISMISSED
2026-02-26C-CONSTRUCTION OTHER OPTIONALEMER WORK- PRTL COLLAPSE OF FNDN WALL @ EXP 4 DURING EXCAV/DEMO OBSERVED EXCAV BELOW FOOTINGS @ EXP 2 (~4 FT LENGTH) & EXP 4 (~6 FT POT HAZARD CONDITION TO SITE, ADJ PROP & PUBLIC REMEDY:COMPLY W/CODE. RETAIN NYS PE, CS & GC 2 TEMP STAB SITE.SUBMIT SGND DOCS. FT PE/CS SUPVN. START BY 2PM 2/26/26V*022626CCE30401YU
Resolved/dismissed
V*-DOB VIOLATION - DISMISSED
2011-10-05AEUHAZ1-FAIL TO CERTIFY CLASS 1 NONEFAILURE TO CERTIFY CORRECTION ON IMMEDIATELY HAZARDOUS (CLASS 1) ECB VIOLATIONV*100511AEUHAZ100226

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

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 means the condition has not been certified as corrected and/or the case is not resolved. A balance due is a fine the city says is unpaid.

StatusIssuedSeverityWhat it was forPenalty / paid / balanceECB #
Resolved
IN VIOLATION · CERTIFICATE ACCEPTED
2011-07-12CLASS - 2RESIDENCE ALTERED FOR OCCUPANCY FOR MORE THAN THE LEGALLY APPROVED # OF FAMILIES.LEGAL 2 FAMILY DWELLING HAS BEEN CONVERTED AT CELLAR TO A 3 FAMILY WITH CLASS "A" APT WITH LIVING AREA, 3PCS BATHROOM, KITCHEN$1,200 / $1,200 / $034887393L
Resolved
DISMISSED · N/A - DISMISSED
2011-07-12CLASS - 1WORK WITHOUT A PERMIT. NOTED CLASS "A"APARTMENT FULL HEIGHT PARTITIONSTO CREATE 3PCS BATHROOM,KITCHEN,LIVING AREA.WATER AND WASTE LINES RAN FOR 3 PCS BATHROOM AND RESIDENTIAL SINK. ELECTRICAL WIRING RAN LIGHTS$0 / $0 / $034887394N

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

OATH tickets (all agencies) 1 unpaid of 93

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
DOCKETED · DEFAULTED
2025-12-16Sanitation OthersSNOW,ICE DIRT ON SIDEWALKSAVILES WILLIAM$350 / $0 / $350049549070J
No balance due
PAID IN FULL
2025-07-31Sanitation OthersSTORAGE OF RECEPTACLES PLACED OUT PRIOR TO 6PMAVILES WILLIAM$50 / $50 / $0049272249K
No balance due
PAID IN FULL
2025-02-05Dos - Enforcement AgentsIMPROPER RECEPTACLE FAILURE TO CONTAINERIZE - RESIDENTIAL 1STAVILES WILLIAM$50 / $50 / $0048934053M
No balance due
PAID IN FULL
2022-10-23Sanitation RecyclingSTORAGE OF RECEPTACLES 1ST OCCURRENCEAVILES WILLIAM$50 / $50 / $0047019775Z
No balance due
PAID IN FULL
2022-08-01Sanitation OthersFAILURE TO CLEAN 18 INCHES INTO STREETAVILES WILLIAM$50 / $50 / $0047556053K
No balance due
PAID IN FULL
2022-06-28Sanitation RecyclingFAILURE TO CLEAN 18 INCHES INTO STREETAVILES WILLIAM$50 / $50 / $0047510877J
No balance due
PAID IN FULL
2021-10-14Sanitation OthersFAILURE TO CLEAN 18 INCHES INTO STREETAVILES WILLIAM$100 / $100 / $0047343716N
No balance due
PAID IN FULL
2019-12-02Pcs - DohmhFAIL TO ELIMINATE RODENT INFESTATION SHOWN BY ACTIVE RODENT SIGNS 1STAVILES$300 / $300 / $00801769697
No balance due
PAID IN FULL
2017-12-11Dos - Enforcement AgentsDIRTY AREAAVILES$100 / $100 / $0044742174R
No balance due
PAID IN FULL
2016-10-03Sanitation DeptFAILURE TO PROPERLY PUT RECYCS OUT FOR COLLECTION 1TO8DWELLING UNITSAVILES$25 / $25 / —044601104M
No balance due
PAID IN FULL
2016-02-01Sanitation DeptIMPROPER MISUSED CURBSIDE RECYCLING CONTAINER 1 TO 8 DWELLING UNITSAVILES$25 / $25 / —041628152H
No balance due
PAID IN FULL
2015-10-06Dos - Enforcement AgentsDIRTY SIDEWALK DIRTY AREAAVILES$100 / $100 / —041375689P

Showing 12 of 93 records. The API and the source dataset have the full list.

Source: OATH Hearings Division Case Status — city dataset updated 2026-10-31; data as of 2026-10-31

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 2026-10-28; data as of 2026-10-31; HPD Registration Contacts — city dataset updated 2026-10-28; data as of 2026-10-31

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

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

311 requests (last 12 months) 2

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
2026-02-26DEPNoise – Noise: Construction Before/After Hours (NM1)Closed2026-02-28
2026-02-11DEPNoise – Noise: Construction Equipment (NC1)Closed2026-02-11

Source: 311 Service Requests from 2020 to Present — city dataset updated 2026-10-31; data as of 2026-10-31

Nearby properties

On Jefferson St

Same tax block (3173)

All properties on Jefferson St, Brooklyn · All of Brooklyn 11206 (East Williamsburg)

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