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Queens • Elevator Apartment

8420 51 Ave

Queens, NY 11373Company-ownedBBL 4015480006BIN 4038747
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16 sources

Year Built1961
Floors6
Units75
Building Area52,230 sqft
ZoningR5
ClassD4
Market Value$4.5M

8420 51 AVE is a property located at 8420 51 AVE, Queens, NY 11373. It is classified as a elevator apartment - cooperative. The building was constructed in 1961. It has 6 floors and 75 units. The building area is 52,230 square feet on a 13,325 sqft lot. The property is zoned R5. The assessed market value is $4.5M. Public records list the property as company-owned. There are 18 building permits on record (9 active). There are 186 violations on record (19 currently open). 5 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

393records on file
94Energy Star

Completed in 1961, 8420 51 Ave rises 6 stories over Queens. Public records put it at 75 units and 52,230 square feet of floor area, on land zoned R5. It is carried on the public rolls at a market value of $4.5M, and assessed for tax at $2.0M. In the 62 years its record reaches back, the lot has drawn 393 separate government filings.

The documentary life of the address leans hard toward violation: 186 of its 393 records, fully 47%, fall under that one heading. Complaint (69) and assignment (30) trail well behind. 19 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 2026.

On the environmental ledger, the building posts an Energy Star score of 94, with a site energy-use intensity of 65.1 kBtu per square foot. Its operations answer for roughly 225 metric tons of CO2-equivalent a year.

Read together — 47% violation, 62 years of accumulation, a parcel of Queens — these scattered records compose a portrait of the address that no single page sets out to draw.

$4.5M of Queens, written across 393 government filings.

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

Address8420 51 AVE, Queens, NY 11373
Building TypeElevator Apartment - Cooperative
D4
Year Built1961
Floors6
Total Units75
Building Area52,230 sqft
Lot Size13,325 sqft
ZoningR5
ConditionAverage
4015480006
4038747
OwnershipCompany-owned

Assessment & Sales

$4.5M
$2M
$180K

Building Permits

18 on record · 9 active
Cats Registration InspectionOther
CURRENT
Filed Aug 13, 2026Job #491819
View this permit's full record & inspection history →
ElevatorDOB NOW
SIGNED OFF
Filed Oct 18, 2019Job #Q00239555-I1
View this permit's full record & inspection history →
Alteration — Type 2DOB Legacy
SIGNED OFF
Filed Oct 5, 2016Est. cost $317KJob #421177933-01

FACADE

View this permit's full record & inspection history →
Alteration — Type 3DOB Legacy
SIGNED OFF
Filed Jun 30, 2016Job #440235755-01
View this permit's full record & inspection history →
Construction EquipmentDOB Legacy
ISSUED
Filed Aug 27, 2015Job #421177933-01-02

OT

View this permit's full record & inspection history →

+ 13 more permits — view full report

Violations

186 on record · 19 open
Judgments · 5 docketed
DEP summons (OATH)JUDGMENT DOCKETED
Docketed Nov 30, 2017Ticket #0193626887
FAILED TO SUBMIT AN ANNUAL TEST REPORT FOR A BACKFLOW PREVENTER
DEP summons (OATH)JUDGMENT DOCKETED
Docketed Nov 30, 2017Ticket #0193626914
FAILED TO SUBMIT AN ANNUAL TEST REPORT FOR A BACKFLOW PREVENTER
DEP summons (OATH)JUDGMENT DOCKETED
Docketed Nov 30, 2017Ticket #0193626941
FAILED TO SUBMIT AN ANNUAL TEST REPORT FOR A BACKFLOW PREVENTER
OATH summonsJUDGMENT DOCKETED
Docketed Oct 28, 2002Ticket #010784193Y
OATH summonsJUDGMENT DOCKETED
Docketed Oct 9, 2001Ticket #000148606N
HPDClass B
NOV SENT OUT
Issued Oct 4, 2026#19272274

§ 27-2026, 2027 HMC: PROPERLY REPAIR THE SOURCE AND ABATE THE EVIDENCE OF A WATER LEAK AT CEILING AND EAST WALL IN THE BATHROOM LOCATED AT APT 4F, 4th STORY, 1st APARTMENT FROM NORTH AT EAST

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HPDClass B
NOV SENT OUT
Issued Oct 4, 2026#19272275

§ 27-2005 ADM CODE REPAIR THE BROKEN OR DEFECTIVE PLASTERED SURFACES AND PAINT IN A UNIFORM COLOR AT CEILING AND NORTH WALL IN THE BATHROOM LOCATED AT APT 4F, 4th STORY, 1st APARTMENT FROM NORTH AT EAST

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HPDClass A
NOTICE OF ISSUANCE SENT TO TENANT
Issued Oct 4, 2026#19272276

§ 27-2017.3 HMC: TRACE AND REPAIR THE SOURCE AND ABATE THE VISIBLE MOLD CONDITION... LESS THAN 10 SQUARE FEET OBSERVED AT CEILING AND NORTH WALL IN THE BATHROOM LOCATED AT APT 4F, 4th STORY, 1st APARTMENT FROM NORTH AT EAST

View this violation's full details & status history →
HPDClass B
NOV SENT OUT
Issued Oct 4, 2026#19272277

§ 27-2026, 2027 HMC: PROPERLY REPAIR THE SOURCE AND ABATE THE EVIDENCE OF A WATER LEAK AT CEILING AND NORTH WALL IN THE 1st ROOM FROM NORTH AT EAST LOCATED AT APT 4F, 4th STORY, 1st APARTMENT FROM NORTH AT EAST

View this violation's full details & status history →
HPDClass B
NOV SENT OUT
Issued Oct 4, 2026#19272278

§ 27-2005 ADM CODE REPAIR THE BROKEN OR DEFECTIVE PLASTERED SURFACES AND PAINT IN A UNIFORM COLOR AT CEILING AND NORTH WALL IN THE 1st ROOM FROM NORTH AT EAST LOCATED AT APT 4F, 4th STORY, 1st APARTMENT FROM NORTH AT EAST

View this violation's full details & status history →

+ 181 more violations on record — view full report

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

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Frequently Asked Questions

When was 8420 51 AVE, Queens built?

The building at 8420 51 AVE, Queens, NY 11373 was constructed in 1961. It is classified as a elevator apartment - cooperative with 6 floors and 75 units. The building area is 52,230 sqft.

Are there building permits at 8420 51 AVE, Queens?

Yes. 8420 51 AVE, Queens, NY 11373 has 18 building permits on record, with 9 currently active. Permits are sourced from the NYC Department of Buildings (DOB Legacy and DOB NOW systems). The most recent permit is a Cats Registration Inspection (CURRENT) filed Aug 13, 2026.

Does 8420 51 AVE, Queens have violations?

Yes. 8420 51 AVE, Queens, NY 11373 has 186 violations on record, with 19 currently open. Breakdown: 21 DOB, 9 ECB, 156 HPD. Sources: NYC DOB, HPD, and ECB/OATH.

Does 8420 51 AVE, Queens have docketed judgments?

Yes. 8420 51 AVE, Queens, NY 11373 has 5 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 8420 51 AVE?

8420 51 AVE, Queens, NY 11373 has an assessed market value of $4.5M and a total assessed value of $2M (land: $180K). Assessment data is from the NYC Department of Finance (DOF).

What is the zoning for 8420 51 AVE?

8420 51 AVE, Queens, NY 11373 is zoned R5. 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 8420 51 AVE?

8420 51 AVE, Queens, NY 11373 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 8420 51 AVE?

Search 8420 51 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 ($15, one-time) adds the complete title history, owner contacts, and a downloadable PDF.

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8420 51 AVE, Queens, NY 11373 — Property Records, Permits, Violations, Tax & Zoning | RegWatch