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Brooklyn

4101 Ave U

Brooklyn, NY 11234Company-ownedBBL 3085410010BIN 3241901
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Updated Aug 1, 2026 · 16 sources

Floors2
ClassK2
Market Value$446K

4101 AVE U is a property located at 4101 AVE U, Brooklyn, NY 11234. The building has 2 floors. The assessed market value is $446K. It last sold for $475K on Jun 28, 2013. Public records list the property as company-owned. There are 7 building permits on record (5 active). There are 10 violations on record (5 currently open). 2 docketed judgments are on record with OATH. Data sourced from NYC Department of Buildings (DOB), Housing Preservation & Development (HPD), Department of Finance (DOF), and other government agencies.

A RegWatch Dossier

63records on file

The lot at 4101 Ave U rises 2 stories over Kings. It is carried on the public rolls at a market value of $446K, and assessed for tax at $201K. In the 60 years its record reaches back, the lot has drawn 63 separate government filings.

The documentary life of the address leans hard toward complaint: 15 of its 63 records, fully 24%, fall under that one heading. Violation (10) and sale (8) trail well behind. 5 violations stand open against it today.

The pace is anything but even. The early decades pass in near silence; the filings cluster heavily in recent years, peaking in 2006.

Read together — 24% complaint, 60 years of accumulation, a parcel of Kings — these scattered records compose a portrait of the address that no single page sets out to draw.

$446K of Kings, written across 63 government filings.

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Sources
NYC DOBNYC HPDNYC DOFACRISNYC DCPECB/OATHNYC DEPNYC LPCNYC FDNYNYS DHCRMOCEJFEMAEPAUS CensusHUDUSGS
updated

Property Details

Address4101 AVE U, Brooklyn, NY 11234
K2
Year BuiltN/A
Floors2
Total UnitsN/A
Building AreaN/A
Lot SizeN/A
3085410010
3241901
OwnershipCompany-owned

Assessment & Sales

$446K
$201K
$19K
$475K
Last Sale DateJun 28, 2013

Building Permits

7 on record · 5 active
SignDOB Legacy
ISSUED
Filed Feb 17, 2017Job #321483596-01-01
View this permit's full record & inspection history →
PlumbingDOB Legacy
ISSUED
Filed Jan 18, 2017Job #321466472-01-01

PL

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Alteration — Type 2DOB Legacy
PERMIT ISSUED - ENTIRE JOB/WORK
Filed Jan 18, 2017Est. cost $2KJob #321466472-01
View this permit's full record & inspection history →
Alteration — Type 2DOB Legacy
PLAN EXAM - DISAPPROVED
Filed Aug 16, 2016Est. cost $12KJob #321427327-01

GEN. CONSTR.

View this permit's full record & inspection history →
Alteration — Type 1DOB Legacy
PLAN EXAM - DISAPPROVED
Filed Jul 17, 2005Est. cost $20KJob #301921776-01

GC

View this permit's full record & inspection history →

+ 2 more permits — view full report

Violations

10 on record · 5 open
Judgments · 2 docketed
DOB summons (OATH)JUDGMENT DOCKETED
Docketed Jul 31, 2009Ticket #034564515Y
WORK WITHOUT A PERMIT: HAZARDOUS.
DOB summons (OATH)JUDGMENT DOCKETED
Docketed Jul 31, 2009Ticket #034564514M
ALTERED BUILDING OCCUPIED WITHOUT A VALID CERTIFICATE OF OCCUPANCY.
ECBConstruction
ACTIVE
Issued Feb 23, 2007#34564515Y

WORK W/O A PERMIT.HAZARDOUS.NOTED:AT ABOVE PREMISES 2 BLDGS COMBINED TO MAKE 1 COMMERCIAL STORE.MEAS.APPROX 40'WIDE X 100'DEEP BY BREAKING THROUGH MASONARY BRICK FIRE DIVISION.2ND FL DWELLING CONVERTED TO NAIL

View this violation's full details & status history →
ECBConstruction
ACTIVE
Issued Apr 26, 1999#34210338Y

WORK WITHOUT A PERMIT WORK NOTED ERECTED FULL HEIGHT PARTITION AT CELLAR LEVEL WORK WAS FILED UNDER JOB APPL 300295543 NO PERMITS ISSUED REMEDY OBTIAN A PERMIT OR RESTORE PREMISES TO PRIOR LEGAL CONDITION

View this violation's full details & status history →
DOB LegacyC
ACTIVE
Issued Apr 26, 1999#656455

WORK WITHOUT A PERMIT. WORK NOTED: ERECTED FULL HEIGHT PARTITION AT CELLAR LEVEL. WORK WAS FILED FOR UNDE JOB #3000295543. NO PERMITS ISSUED REMEDY: OBTAIN A PERMIT OR RESTORE PREMISES TO PRIOR LEGAL CONDITION

View this violation's full details & status history →
DOB LegacyLocal Law 62/91
ACTIVE
Issued Aug 16, 1993#224128
View this violation's full details & status history →
ECBConstruction
ACTIVE
Issued Jul 30, 1993#34092343Y

WORKW TIHOUT PERMIT UPON INSPECTION IN BASEMENT NEW METAL STUDS AND SHEET ROCK WALL AREA FOOTAGE IS APPROX. 30 BY 50' ALL NEW ELECTRICAL WORK IN BSMT NEW CALBE AND PANEL BOX ALL NEW ELECTRICAL FIXTURES.

View this violation's full details & status history →

+ 5 more violations on record — view full report

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Frequently Asked Questions

Are there building permits at 4101 AVE U, Brooklyn?

Yes. 4101 AVE U, Brooklyn, NY 11234 has 7 building permits on record, with 5 currently active. Permits are sourced from the NYC Department of Buildings (DOB Legacy and DOB NOW systems). The most recent permit is a Sign (ISSUED) filed Feb 17, 2017.

Does 4101 AVE U, Brooklyn have violations?

Yes. 4101 AVE U, Brooklyn, NY 11234 has 10 violations on record, with 5 currently open. Breakdown: 5 DOB, 5 ECB. Sources: NYC DOB, HPD, and ECB/OATH.

Does 4101 AVE U, Brooklyn have docketed judgments?

Yes. 4101 AVE U, Brooklyn, NY 11234 has 2 docketed judgments on record with the NYC Office of Administrative Trials & Hearings (OATH). A docketed judgment is an enforceable money judgment entered by OATH after a hearing on a summons issued at this property; where the respondent is the property owner it can attach to the property as a lien.

What is the property tax assessment for 4101 AVE U?

4101 AVE U, Brooklyn, NY 11234 has an assessed market value of $446K and a total assessed value of $201K (land: $19K). Assessment data is from the NYC Department of Finance (DOF).

When was 4101 AVE U last sold?

4101 AVE U, Brooklyn, NY 11234 last sold for $475K on Jun 28, 2013. Sale records are sourced from NYC ACRIS and Department of Finance rolling sales data.

Who owns 4101 AVE U?

4101 AVE U, Brooklyn, NY 11234 is company-owned according to public records. Ownership data is from NYC Department of Finance assessment rolls. View the current owner of record and registered contacts in the full property report on RegWatch.

How do I get a full property report for 4101 AVE U?

Search 4101 AVE U on RegWatch to see its public record free — violations, permits, tax records, zoning, environmental data, and more from 250+ government sources, no credit card required. A Full Analysis report adds the complete title history, owner contacts, and a downloadable PDF.

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4101 AVE U, Brooklyn, NY 11234 — Property Records, Permits, Violations, Tax & Zoning | RegWatch