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511 S 3rd Ave, Casper, WY 82604 Property Records

Natrona County property record for 511 S 3rd Ave, Casper, WY 82604 · Last verified July 2026

Property Highlights

Property TypeResidential > Multi-Unit > Duplex
Bedrooms4 Beds
Bathrooms2 Baths
Year BuiltBuilt 1982
Square Footage1,540 sqft Total Area
Lot Size11,220 sqft (0.258 acres)
GarageAttached, 187 sqft
Last Sale$297,920 (2025)
Tax Bill$1,447.00 (2025)

Property Details

APN / Parcel Number

Primary APN3380-12-22-9-01100
Alternative APNs
  • 00575000004500
  • R0031864

Interior

Bedrooms4 Beds
Full Baths2 Baths
Total Rooms10 Rooms
Building Area1,540 sqft Total Area
Stories1 Stories
Interior StructureWallboard/Drywall Interior Structure

Exterior

Year BuiltBuilt 1982
Effective Year BuiltEffective 1982
Architectural StyleDuplex Single Style
Exterior MaterialWood Exterior
Construction TypeFrame Construction
Roof ConstructionGable Roof Construction
Roof MaterialComposition Shingle Roof
Lot Area11,220 sqft (0.258 acres)
Parking Spaces1 Parking Spaces
Garage TypeAttached Garage
Garage Area187 sqft Garage

Utilities and HVAC

Heating SystemBaseboard Heating
Heating FuelElectric Heating Fuel

Location & Zoning

Account NumberR0031864
Street Address511 S 3RD AVE
CityCASPER
StateWY
Zip82604
Property UsageResidential Property Usage
TypeResidential > Multi-Unit > Duplex
Legal DescriptionAGATE LOT 45-46
Legal Range80W
Legal Township33N
Legal Section12
Legal SubdivisionAGATE
Legal Lot Number45,46
JurisdictionNATRONA WY
Minor Civil DivisionCASPER
Census Blockgroup2
Census Block2005
Census Tract1100

Owner

Source: Natrona County records · APN 3380-12-22-9-01100

Assessment roll updated July 7, 2026 · Last verified July 2026

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

Owner of RecordIndividual Name on File
Mailing Address2671 E 15TH ST, 303, CASPER, WY 82609-4136
Owner TypeOwner is an Individual, Couple or Unincorporated Entity

Deeds, Mortgages & Sale History

DateDocument
Jun 01, 2022Deed of Trust, Mortgage · Commercial Mortgage
JONAH BANK OF WYOMING
Apr 04, 2025Warranty Deed, Transfer · Conventional Mortgage
CENTRAL TRUST BANK
Jun 01, 2022Warranty Deed, Transfer · Commercial Mortgage
JONAH BANK OF WYOMING

Assessor's Deed Record

Deed NamesVerified Name on Deed
Last SaleApr 04, 2025 · Amount on Record
Deed SaleApr 04, 2025 · Amount on Record
Deed Doc Number20251169161
Record RefreshedSep 20, 2026

June 2022: Deed of Trust, Mortgage

Document TypeDeed of Trust
JurisdictionNATRONA WY
Property Address511 S 3RD AVE, MILLS, WY 82604
Transaction TypeMortgage
Record UpdatedJan 19, 2026

Transferred To (Grantee/Buyer)

NameVerified Name

Mortgage

Document Number0001125029
DateJun 01, 2022
Instrument1125029
Lender
NameJONAH BANK OF WYOMING
TypeBank
AddressCHEYENNE, WY 82001
Agreement
TypeCommercial Mortgage
AmountAmount Recorded
Interest
Rate TypeAdjustable Rate

April 2025: Warranty Deed, Transfer

Document TypeWarranty Deed
JurisdictionNATRONA WY
Recording DateApr 04, 2025
Property Address511 S 3RD AVE, MILLS, WY 82604
Document Number0001169161
Map ReferenceDOC 305105
Instrument DateApr 04, 2025
Instrument1169161
Transaction TypeTransfer
Record UpdatedJan 19, 2026
Title CompanyAMERICA ONE TITLE AGENCY, AMERICAN TITLE AGENCY

Transaction

Tax$0.00
Additional
  • Arms Length Transaction

Transferred From (Grantor/Seller)

NameVerified Name

Transferred To (Grantee/Buyer)

NameVerified Name
Address2671 E 15TH ST UNIT 303, 303, CASPER, WY 82609-4136

Mortgage

Document Number0001169162
DateApr 04, 2025
Instrument1169162
Lender
NameCENTRAL TRUST BANK
TypeBank
Agreement
TypeConventional Mortgage
AmountAmount Recorded
Term361 Months
DueMay 01, 2055

June 2022: Warranty Deed, Transfer

Document TypeWarranty Deed
JurisdictionNATRONA WY
Recording DateJun 01, 2022
Property Address511 S 3RD AVE, MILLS, WY 82604
Document Number0001125010
Instrument DateMay 31, 2022
Instrument1125010
Transaction TypeTransfer
Record UpdatedJan 19, 2026
Title CompanyROCKY MOUNTAIN TITLE AND INSURED CLOSING, ROCKY MOUNTAIN TITLE INS AGE

Transaction

Tax$0.00
Additional
  • Arms Length Transaction

Transferred From (Grantor/Seller)

NameVerified Name

Transferred To (Grantee/Buyer)

NameVerified Name

Mortgage

Document Number0001125029
DateJun 01, 2022
Instrument1125029
Lender
NameJONAH BANK OF WYOMING
TypeBank
Agreement
TypeCommercial Mortgage
AmountAmount Recorded
Interest
Rate TypeAdjustable Rate

Tax Assessment & Valuation

Source: Natrona County records · Assessment roll updated July 7, 2026 · Last verified July 2026

Property Jurisdictions

TypeName
StateWyoming
CountyNatrona County
MunicipalityMills Town
Unified School DistrictNatrona County School District 1 (KG - 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$19,851 (+46.19%) Land $4,933 Building $14,918$208,952 (+9.64%) Land $51,924 Building $157,028
2025$1,447.00 (+48.41%)$13,579 (-16.69%) Land $3,083 Building $10,496$190,582 (+11.08%) Land $43,267 Building $147,315
2024$975.00 (-17.93%)
2023$16,300 Land $4,296 Building $12,004$171,571 Land $45,217 Building $126,354
2022$1,188.00

Flood & Wildfire

Source: FEMA National Flood Hazard Layer, Natrona County (56025C), updated January 2, 2020 · USDA Forest Service Wildfire Risk to Communities, 2nd edition (2024), fuels as of 2020 · Last verified October 2026

Flood

FEMA Flood ZoneZone X
Flood HazardMinimal
500-Year FloodplainNo
Special Flood Hazard AreaNo

Wildfire

Wildfire RiskNot rated
no burnable land in reach
Wildfire LikelihoodNegligible
ExposureNone
beyond ember reach

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

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