Brooklyn

4122 9 Ave

Brooklyn, NY 11232Individually ownedBBL 3009231001BIN 3391756

Updated Aug 1, 2026 · 16 sources

Floors4
ClassR2
Market Value$85K

4122 9 AVE is a property located at 4122 9 AVE, Brooklyn, NY 11232. The building has 4 floors. The assessed market value is $85K. It last sold for $345K on Jan 14, 2008. Public records list the property as individually owned. There are 22 building permits on record (18 active). There are 9 violations on record (0 currently open). Data sourced from NYC Department of Buildings (DOB), Housing Preservation & Development (HPD), Department of Finance (DOF), and other government agencies.

A RegWatch Dossier

68records on file

The lot at 4122 9 Ave rises 4 stories over Kings. It is carried on the public rolls at a market value of $84.6K, and assessed for tax at $38.1K. In the 34 years its record reaches back, the lot has drawn 68 separate government filings.

The documentary life of the address leans hard toward permit: 22 of its 68 records, fully 32%, fall under that one heading. Assignment (14) and violation (9) trail well behind. No violations stand open against it today.

The pace is anything but even. The record runs hot early and quiets with age, with 2004 its single busiest year.

Read together — 32% permit, 34 years of accumulation, a parcel of Kings — these scattered records compose a portrait of the address that no single page sets out to draw.

$84.6K of Kings, written across 68 government filings.

Property Details

Address4122 9 AVE, Brooklyn, NY 11232
R2
Year BuiltN/A
Floors4
Total UnitsN/A
Building AreaN/A
Lot SizeN/A
3009231001
3391756
OwnershipIndividually owned

Assessment & Sales

$85K
$38K
$3K
$345K
Last Sale DateJan 14, 2008

Building Permits

22 on record · 18 active
Alteration — Type 2DOB Legacy
SIGNED OFF
Filed Oct 1, 2007Est. cost $720KJob #302163021-01
Alteration — Type 2DOB Legacy
SIGNED OFF
Filed Sep 14, 2007Est. cost $1KJob #302364304-01
Construction EquipmentDOB Legacy
ISSUED
Filed Jul 13, 2007Job #302364304-01-01
Construction EquipmentDOB Legacy
ISSUED
Filed Jul 13, 2007Job #302364304-1-1-hist
Construction EquipmentDOB Legacy
ISSUED
Filed Jul 3, 2006Job #302163021-01-01

+ 17 more permitsview full report

Violations

9 on record · none currently open
DOB LegacyC
DISMISSED
Issued Dec 7, 2006#382338
DOB LegacyC
DISMISSED
Issued Sep 22, 2006#1156388
ECBConstruction
RESOLVE
Issued Jul 27, 2006#34532245R

WORK DOES NOT CONFORM TO APPROVED PLANS. ALL INTERIOR PARTITION(NON-BEARING) IS FRAMED W/ 2 1/2" WOOD STUDS WHEN 3 5/8 METAL STUDS ARE REQUIRED AS PER APPROVED PLANS. REMEDY:CONFORM TO APPROVED PLANS.

View this violation's full details & status history →
DOB LegacyEGNCY
DISMISSED
Issued Mar 5, 2004#950744
DOB LegacyLocal Law 62/91
DISMISSED
Issued May 4, 1998#580199

+ 4 more violations on record — view full report

Get the Complete Report for 4122 9 AVE

Title history, detailed tax records, environmental data, zoning analysis, and more from 250+ government sources.

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Frequently Asked Questions

Are there building permits at 4122 9 AVE, Brooklyn?

Yes. 4122 9 AVE, Brooklyn, NY 11232 has 22 building permits on record, with 18 currently active. Permits are sourced from the NYC Department of Buildings (DOB Legacy and DOB NOW systems). The most recent permit is a Alteration — Type 2 (SIGNED OFF) filed Oct 1, 2007.

Does 4122 9 AVE, Brooklyn have violations?

Yes. 4122 9 AVE, Brooklyn, NY 11232 has 9 violations on record, with 0 currently open. Breakdown: 8 DOB, 1 ECB. Sources: NYC DOB, HPD, and ECB/OATH.

Does 4122 9 AVE, Brooklyn have docketed judgments?

No docketed OATH judgments were found in local records for 4122 9 AVE, Brooklyn, NY 11232. Judgment data is sourced from NYC Office of Administrative Trials & Hearings (OATH) hearing records.

What is the property tax assessment for 4122 9 AVE?

4122 9 AVE, Brooklyn, NY 11232 has an assessed market value of $85K and a total assessed value of $38K (land: $3K). Assessment data is from the NYC Department of Finance (DOF).

When was 4122 9 AVE last sold?

4122 9 AVE, Brooklyn, NY 11232 last sold for $345K on Jan 14, 2008. Sale records are sourced from NYC ACRIS and Department of Finance rolling sales data.

Who owns 4122 9 AVE?

4122 9 AVE, Brooklyn, NY 11232 is individually 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 4122 9 AVE?

Search 4122 9 AVE 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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4122 9 AVE, Brooklyn, NY 11232 — Property Records, Permits, Violations, Tax & Zoning | RegWatch