8161 E Onza Ave, Mesa, AZ 85212 Property Records

Maricopa County property record for 8161 E Onza Ave, Mesa, AZ 85212 · Last verified July 2026

Property Highlights

Property TypeResidential > Single Family > Home
Bedrooms3 Beds
Bathrooms2 Baths
Year BuiltBuilt 1998
Square Footage1,544 sqft Living Area
Lot Size5,500 sqft (0.126 acres)
Last Sale$268,515 (2019)
Tax Bill$1,585.00 (2025)

Property Details

APN / Parcel Number

Primary APN304-04-439
Alternative APN
  • 304044399

Interior

Bedrooms3 Beds
Full Baths2 Baths
Plumbing Fixtures6 Plumbing Fixtures
Total Rooms6 Rooms
Building Area1,544 sqft Living Area
1st Floor1,544 sqft 1st Floor
Stories1 Stories

Exterior

Year BuiltBuilt 1998
Effective Year BuiltEffective 1998
Exterior MaterialStucco Exterior
Construction TypeFrame Construction
Roof MaterialConcrete Roof
Lot Area5,500 sqft (0.126 acres)
Parking Spaces2 Parking Spaces

Utilities and HVAC

Cooling SystemRefrigerator Cooling
Heating SystemForced Air with Air Conditioning Heating
Heating FuelGas Heating Fuel
SewageMunicipal Sewage
Water SourceYes (Unknown Type) Water Source

Location & Zoning

Street Address8161 E ONZA AVE
CityMESA
StateAZ
Zip85212-1651
Property UsageResidential Property Usage
TypeResidential > Single Family > Home
Legal DescriptionBOULDER CREEK UNIT 3 MCR 428-08
Legal Range7E
Legal Township1S
Legal Section8
Legal SubdivisionBOULDER CREEK UNIT 3
Legal Lot Number51
Legal Unit3
JurisdictionMARICOPA AZ
Minor Civil DivisionPHOENIX
Census Blockgroup3
Census Block3000
Census Tract422654

Owner

Source: Maricopa County records · APN 304-04-439

Assessment roll updated October 22, 2025 · Last verified July 2026

Owner names and exact recorded amounts shown locked on this page are available instantly with a free trial.

Owner of RecordCompany Name on File
Mailing AddressPO BOX 4090, SCOTTSDALE, AZ 85261-4090
Owner TypeOwner is a Company

Deeds, Mortgages & Sale History

DateDocument
Jun 08, 2020Special Warranty Deed, Transfer
OS NATIONAL LLC
May 06, 2019Warranty Deed, Transfer
MAGNUS TITLE AGENCY

Assessor's Deed Record

Deed NamesVerified Name on Deed
Last SaleMay 06, 2019 · Amount on Record
Deed SaleMay 06, 2019 · Amount on Record
Prior SaleSep 29, 2003 · Amount on Record
Deed Doc Number2019324448
Last Transfer DateJun 04, 2020
Transfer Doc0000396204
Record RefreshedSep 20, 2026

June 2020: Special Warranty Deed, Transfer

Document TypeSpecial Warranty Deed
JurisdictionMARICOPA AZ
Recording DateJun 08, 2020
Property Address8161 E ONZA AVE, MESA, AZ 85212-1651
Document Number0000492810
Map ReferenceMB 428 PG 8
Instrument DateJun 04, 2020
Instrument20200492810
Transaction TypeTransfer
Record UpdatedDec 21, 2021
Title CompanyOS NATIONAL LLC

Transaction

Tax$0.00
Amount AccuracyTransfer Tax Exempt
Additional
  • Arms Length Transaction
  • Multiple parcels conveyed, unknown impact to APN

Transferred From (Grantor/Seller)

NameVerified Name
AddressPO BOX 4090, SCOTTSDALE, AZ 85261-4090

Transferred To (Grantee/Buyer)

NameVerified Name
AddressPO BOX 4090, SCOTTSDALE, AZ 85261-4090
InvestorPossibly a Property Investor

May 2019: Warranty Deed, Transfer

Document TypeWarranty Deed
JurisdictionMARICOPA AZ
Recording DateMay 06, 2019
Property Address8161 E ONZA AVE, MESA, AZ 85212-1651
Document Number0000324448
Instrument DateApr 30, 2019
Instrument324448
Transaction TypeTransfer
Record UpdatedMay 10, 2019
Title CompanyMAGNUS TITLE AGENCY

Transaction

AmountAmount Recorded
Tax$268.52
Amount AccuracyConfirmed
Additional
  • Arms Length Transaction

Transferred From (Grantor/Seller)

NameVerified Name

Transferred To (Grantee/Buyer)

NameVerified Name
RelationshipCompany
AddressPO BOX 4090 SCOTTSDALE AZ 852614090, SCOTTSDALE, AZ 85261-4090
InvestorPossibly a Property Investor

Tax Assessment & Valuation

Source: Maricopa County records · Assessment roll updated October 22, 2025 · Last verified July 2026

Property Jurisdictions

TypeName
StateArizona
CountyMaricopa County
MunicipalityMesa City
Unified School DistrictGilbert Unified District (PK - 12)

Tax Bill & Assessment History

Assessed value and assessed market value are set for property tax purposes, not market price estimates; both are a fraction of this property's market value.

YearTax BillAssessed ValueAssessed Market Value
2026$34,960 (+97.68%)$349,600 (+5.27%) Land $69,900 Building $279,700
2025$1,585.00 (+3.19%)$17,685 (-50.23%)$332,100 (-6.53%) Land $66,400 Building $265,700
2024$35,530$355,300 Land $71,000 Building $284,300
2023$1,536.00

Flood & Wildfire

8161 E Onza Ave is in FEMA Zone X, outside the Special Flood Hazard Area, with no wildfire exposure.

Flood

Source: FEMA National Flood Hazard Layer · Maricopa County (04013C), updated October 2, 2026

FEMA Flood ZoneZone X
moderate flood hazard · within the 0.2% annual chance floodplain
Special Flood Hazard AreaNo

Wildfire

Source: USDA Forest Service Wildfire Risk to Communities · 2nd edition (2024), fuels as of 2020

Wildfire Risk to HomesNot rated
no burnable land in reach
Wildfire LikelihoodNegligible
ExposureNone
beyond ember reach of burnable land

Values are read at the parcel center point; lenders make the official flood determination.

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