252 N 4th Ave, Mills (Casper), WY 82604 Property Records

Natrona County property record for 252 N 4th Ave, Mills, WY 82604

Property Summary

Property TypeResidential
Details3 bd · 2 ba · 1,120 sqft · built 1958
Lot Size0.31 acres (13,500 sqft)
Owner2 Individual Names on Record
Last Sale$480,130 (Sep 2025)
Tax Bill$1,377 (2026)
Deeds & MortgagesSep 2025 Mortgage
Flood ZoneZone X (minimal risk)
APN3380-01-31-6-00600

Property Details

APN / Parcel Number

Primary APN3380-01-31-6-00600
Alternative APNs
  • 06681005001900
  • R0030698

Interior

Bedrooms3 Beds
Full Baths2 Baths
Total Rooms6 Rooms
Stories1 Story
Building Area1,120 sqft Living Area
Interior WallsWallboard/Drywall
Fireplaces1 Fireplace
FireplaceFireplace

Exterior

Year BuiltBuilt 1958
Effective Year BuiltEffective 1958
Architectural StyleRanch
Exterior MaterialAluminum/Vinyl
Construction TypeFrame
Roof TypeGable
Roof MaterialComposition Shingle
Lot Area13,500 sqft (0.31 acres)
Garage TypeDetached
Garage Area240 sqft
Parking Spaces1 Parking Space
Utility Building576 sqft

Utilities, Heating & Cooling

Heating SystemForced Air with A/C

Location & Zoning

Account NumberR0030698
Street Address252 N 4TH AVE
CityMILLS
StateWY
Zip82604-2457
Property CategoryResidential
Property TypeResidential > Specialized > Other
Legal DescriptionMOUNTAIN VIEW BLK 5 LOT 19-20
Legal Range80W
Legal Township33N
Legal Section01
Legal SubdivisionMOUNTAIN VIEW
Legal Block5
Legal Lot Number19,20
JurisdictionNATRONA WY
Township / Civil DivisionCASPER
Census Block Group2
Census Block2033
Census Tract1200

Owner

Source: Natrona County records, as of September 29, 2026

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

Owner of Record2 Individual Names on Record
Mailing Address252 N 4TH AVE, MILLS, WY 82604-2457
OccupancyOwner Occupied
Owner TypeIndividual
VestingTenants by the Entirety

Deeds, Mortgages & Sale History

Assessor's Deed Record

Deed Names2 Names on Deed
Last SaleSep 3, 2025 · Amount on Record
Deed SaleSep 3, 2025 · Amount on Record
Prior SaleMay 25, 2016
Deed Document Number20251176275
Prior Transfer DateOct 22, 2013
Prior Transfer Doc0000961233
Record UpdatedOct 29, 2026

September 2025: Warranty Deed, Transfer

Document TypeWarranty Deed
JurisdictionNATRONA WY
Recording DateSep 3, 2025
Property Address252 N 4TH AVE, MILLS, WY 82604-2457
Document Number0001176275
Map ReferenceMB 39 PG 544
Instrument DateAug 29, 2025
Instrument1176275
Transaction TypeTransfer
Record UpdatedJan 19, 2026
Title CompanyROCKY MOUNTAIN TITLE

Transaction

Tax$0.00
Additional
  • Arm's Length

Transferred From (Grantor/Seller)

NameVerified Name

Transferred To (Grantee/Buyer)

NameVerified Name
RelationshipTenants by the Entirety
Address252 N 4TH AVE, MILLS, WY 82604-2457

Mortgage

Document Number0001176276
DateSep 3, 2025
Instrument1176276
Lender
NameWELLS FARGO BANK NA
TypeBank
Agreement
TypeConventional Mortgage
AmountAmount Recorded
Term361 Months
DueOct 1, 2055

Tax Assessment & Valuation

Source: Natrona County assessment roll, as of July 7, 2026

Property Jurisdictions

TypeName
StateWyoming
CountyNatrona County
MunicipalityMills Town
Unified School DistrictNatrona County School District 1 (KG - 12)

Tax Bill & Assessment History

YearTax BillAssessed ValueAssessed Market Value
2026$1,377.00 (-0.07%)$18,908 (+24.29%) Land $4,825 Building $14,083$206,826 (+20.75%) Land $58,578 Building $148,248
2025$1,378.00 (+26.19%)$15,213 (-14.79%) Land $4,640 Building $10,573$171,285 (-8.87%) Land $48,838 Building $122,447
2024$1,092.00 (-16.06%)
2023$17,854 Land $5,168 Building $12,686$187,951 Land $54,405 Building $133,546
2022$1,301.00

Assessed value is set for property tax purposes, not a market price estimate; it is a fraction of this property's market value.

Flood

Source: FEMA National Flood Hazard Layer, effective January 2, 2020 · OpenFEMA NFIP redacted claims and policies, as of September 2026

FEMA Flood ZoneZone X
minimal risk
Flood Insurance RequirementNot required
lenders may require it
Nearby Flood Policies1 in force

Values are read at the parcel center point; flood claims are located to the census block group, not this parcel; lenders make the official flood determination.

Wildfire

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

Wildfire RiskLow
lower than 80% of the US · lower than 94% of Wyoming
Wildfire Likelihood0.01% annual chance
ExposureNone
beyond ember reach

Values cover an area roughly 900 ft across, not the parcel itself; insurers use their own ratings.

Drinking Water

Source: EPA Safe Drinking Water Information System, as of September 2026

Water SystemCITY OF MILLS
serves 4,050 people · EPA ID WY5600036
Water SourceGroundwater influenced by surface water
Last State InspectionAug 2022
LeadUnder 1 ppb (2023–2025)
action level 15 ppb

Violations Reported to EPA

Water QualityTotal trihalomethanes
resolved · Jan 2025
Treatment and ProcedureNone
last 10 years
Monitoring and ReportingNone
last 3 years

Results are for the whole water system, not water tested at this address; lead at the tap also depends on the building's own pipes.

Internet Providers

Source: FCC Broadband Data Collection, based on 399 locations within half a mile, as of December 31, 2025

ProviderMax Down / Up (Mbps)
Spectrum
Cable · Fiber in parts of the area
1,000 / 1,000
Mountain West Technologies
Fixed Wireless · Fiber in parts of the area
300 / 50
Visionary Broadband
Fixed Wireless
100 / 20
AT&T
Fixed Wireless
100 / 20

May also be available: Verizon.

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