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Queens • One Family Dwelling

23521 28 Ave

Queens, NY 11363Individually ownedBBL 4080140022BIN 4168007
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Updated Aug 1, 2026 · 16 sources

Year Built2006
Floors2
Units1
Building Area4,680 sqft
ZoningR1-2
ClassA3
Market Value$2.7M

23521 28 AVE is a property located at 23521 28 AVE, Queens, NY 11363. It is classified as a one family dwelling - large suburban residence. The building was constructed in 2006. It has 2 floors and 1 unit. The building area is 4,680 square feet on a 8,000 sqft lot. The property is zoned R1-2. The assessed market value is $2.7M. It last sold for $1.2M on Apr 23, 2004. Public records list the property as individually owned. There are 38 building permits on record (35 active). There are 13 violations on record (2 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

80records on file

Completed in 2006, 7 Knollwood Ave rises 2 stories over Queens. Public records put it at 1 unit and 4,680 square feet of floor area, on land zoned R1-2. It is carried on the public rolls at a market value of $2.7M, and assessed for tax at $163K. In the 56 years its record reaches back, the lot has drawn 80 separate government filings.

The documentary life of the address leans hard toward permit: 38 of its 80 records, fully 48%, fall under that one heading. Violation (13) and release (7) trail well behind. 2 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 2005.

Read together — 48% permit, 56 years of accumulation, a parcel of Queens — these scattered records compose a portrait of the address that no single page sets out to draw.

$2.7M of Queens, written across 80 government filings.

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

Property Details

Address23521 28 AVE, Queens, NY 11363
Building TypeOne Family Dwelling - Large Suburban Residence
A3
Year Built2006
Floors2
Total Units1
Building Area4,680 sqft
Lot Size8,000 sqft
ZoningR1-2
ConditionAverage
4080140022
4168007
OwnershipIndividually owned

Assessment & Sales

$2.7M
$163K
$30K
$1.2M
Last Sale DateApr 23, 2004

Building Permits

38 on record · 35 active
New BuildingDOB Legacy
ISSUED
Filed Jan 29, 2026Job #401977401-01-05
View this permit's full record & inspection history →
New BuildingDOB Legacy
PERMIT ISSUED - ENTIRE JOB/WORK
Filed Jan 29, 2026Job #401977401-01

CONS

View this permit's full record & inspection history →
ElectricalDOB NOW
COMPLETE
Filed Mar 13, 2025Job #Q01194791-I1-EL

INSTALL CUSTOMER FURNISHED EVSE WITH NEW 60 AMP 240V DEDICATED CIRCUIT

View this permit's full record & inspection history →
New BuildingDOB Legacy
ISSUED
Filed Aug 3, 2011Job #401977401-01-04
View this permit's full record & inspection history →
New BuildingDOB Legacy
ISSUED
Filed Aug 3, 2011Job #401977401-1-4-hist
View this permit's full record & inspection history →

+ 33 more permits — view full report

Violations

13 on record · 2 open
DOB LegacyLandmark
ACTIVE
Issued Jun 23, 2023#2687957
View this violation's full details & status history →
DOB LegacyC
ACTIVE
Issued Jul 15, 2010#1503465
View this violation's full details & status history →

+ 11 more violations on record — view full report

Get the Complete Report for 23521 28 AVE

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

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Frequently Asked Questions

When was 23521 28 AVE, Queens built?

The building at 23521 28 AVE, Queens, NY 11363 was constructed in 2006. It is classified as a one family dwelling - large suburban residence with 2 floors and 1 unit. The building area is 4,680 sqft.

Are there building permits at 23521 28 AVE, Queens?

Yes. 23521 28 AVE, Queens, NY 11363 has 38 building permits on record, with 35 currently active. Permits are sourced from the NYC Department of Buildings (DOB Legacy and DOB NOW systems). The most recent permit is a New Building (ISSUED) filed Jan 29, 2026.

Does 23521 28 AVE, Queens have violations?

Yes. 23521 28 AVE, Queens, NY 11363 has 13 violations on record, with 2 currently open. Breakdown: 12 DOB, 1 ECB. Sources: NYC DOB, HPD, and ECB/OATH.

Does 23521 28 AVE, Queens have docketed judgments?

No docketed OATH judgments were found in local records for 23521 28 AVE, Queens, NY 11363. Judgment data is sourced from NYC Office of Administrative Trials & Hearings (OATH) hearing records.

What is the property tax assessment for 23521 28 AVE?

23521 28 AVE, Queens, NY 11363 has an assessed market value of $2.7M and a total assessed value of $163K (land: $30K). Assessment data is from the NYC Department of Finance (DOF).

When was 23521 28 AVE last sold?

23521 28 AVE, Queens, NY 11363 last sold for $1.2M on Apr 23, 2004. Sale records are sourced from NYC ACRIS and Department of Finance rolling sales data.

What is the zoning for 23521 28 AVE?

23521 28 AVE, Queens, NY 11363 is zoned R1-2. Zoning data is from the NYC Department of City Planning (DCP). For detailed FAR, overlays, and development rights, view the full property report on RegWatch.

Who owns 23521 28 AVE?

23521 28 AVE, Queens, NY 11363 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 23521 28 AVE?

Search 23521 28 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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23521 28 AVE, Queens, NY 11363 — Property Records, Permits, Violations, Tax & Zoning | RegWatch