Natrona County property record for 229 S 6th Ave, Casper, WY 82604
| Property Type | Single Family Home |
|---|---|
| Details | 3 bd · 2 ba · 1,384 sqft · built 1964 |
| Lot Size | 0.232 acres (10,125 sqft) |
| Owner | 2 Individual Names on File |
| Tax Bill | $1,714 (2026) |
| Flood Zone | Zone X (minimal risk) |
| APN | 3380-12-20-9-01700 |
| Primary APN | 3380-12-20-9-01700 |
|---|---|
| Alternative APNs |
|
| Bedrooms | 3 Beds |
|---|---|
| Full Baths | 2 Baths |
| Total Rooms | 5 Rooms |
| Stories | 1 Story |
| Building Area | 1,384 sqft Living Area |
| Basement Area | 1,066 sqft |
| Finished Basement | 1,066 sqft |
| Interior Walls | Wallboard/Drywall |
| Fireplaces | 1 Fireplace |
| Fireplace | Fireplace |
| Year Built | Built 1964 |
|---|---|
| Effective Year Built | Effective 1964 |
| Architectural Style | Ranch |
| Exterior Material | Aluminum/Vinyl |
| Construction Type | Frame |
| Roof Type | Gable |
| Roof Material | Composition Shingle |
| Lot Area | 10,125 sqft (0.232 acres) |
| Garage Type | Attached |
| Garage Area | 720 sqft |
| Parking Spaces | 3 Parking Spaces |
| Porch | Slab |
| Heating System | Forced Air with A/C |
|---|
| Account Number | R0031655 |
|---|---|
| Street Address | 5175 W MARMON ST |
| City | MILLS |
| State | WY |
| Zip | 82604-2521 |
| Property Category | Residential |
| Property Type | Residential > Single Family > Home |
| Legal Description | MOUNTAIN VIEW NO 2 BLK 32 LOT 1 ALL & 2 N1/2 (AKA FIRST MTN VIEW BLK 32 LOT 1 ALL & 2 N 1/2) |
| Legal Range | 80W |
| Legal Township | 33N |
| Legal Section | 12 |
| Legal Subdivision | MOUNTAIN VIEW #2 |
| Legal Block | 32 |
| Legal Lot Number | 1 |
| Jurisdiction | NATRONA WY |
| Township / Civil Division | CASPER |
| Census Block Group | 2 |
| Census Block | 2045 |
| Census Tract | 1200 |
229 S 6th Ave is owned and occupied by two individuals who acquired it in January 2026.
Source: Natrona County records, as of September 29, 2026
| Owner of Record | 2 Individual Names on File |
|---|---|
| Mailing Address | 5175 W MARMON ST, MILLS, WY 82604-2521 |
| Occupancy | Owner Occupied |
| Owner Type | Individual |
| Vesting | Joint Tenants |
Owner names and exact recorded amounts are on file and can be viewed instantly on this page with a free 10-day trial.
| Deed Names | 2 Names on Deed |
|---|---|
| Last Transfer Date | Jan 26, 2026 |
| Transfer Doc | 0001182664 |
| Record Updated | Oct 29, 2026 |
The 2026 property tax bill for 229 S 6th Ave was $1,714, down 0.1% from the year before.
Source: Natrona County assessment roll, as of July 7, 2026
| Type | Name |
|---|---|
| State | Wyoming |
| County | Natrona County |
| Municipality | Mills Town |
| Unified School District | Natrona County School District 1 (KG - 12) |
| Year | Tax Bill | Assessed Value | Assessed Market Value |
|---|---|---|---|
| 2026 | $1,714.00 (-0.06%) | $23,532 (+38.67%) Land $3,997 Building $19,535 | $294,230 (+6.41%) Land $48,562 Building $245,668 |
| 2025 | $1,715.00 | $16,970 Land $2,882 Building $14,088 | $276,506 Land $40,453 Building $236,053 |
| 2023 | $21,791 Land $3,876 Building $17,915 | $229,381 Land $40,804 Building $188,577 | |
| 2022 | $1,588.00 |
Assessed value and assessed market value are set for property tax purposes and are not market price estimates.
FEMA maps place 229 S 6th Ave in Zone X, an area of minimal flood risk.
Source: FEMA National Flood Hazard Layer, effective January 2, 2020 · OpenFEMA NFIP redacted claims and policies, as of September 2026
| FEMA Flood Zone | Zone X minimal risk |
|---|---|
| Flood Insurance Requirement | Not required lenders may require it |
| Nearby Flood Policies | 1 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 risk around 229 S 6th Ave is low, with a 0.01% annual chance of wildfire.
Source: USDA Forest Service Wildfire Risk to Communities (2nd edition), as of 2024
| Wildfire Risk | Low lower than 67% of the US · lower than 89% of Wyoming |
|---|---|
| Wildfire Likelihood | 0.01% annual chance |
| Exposure | None beyond ember reach |
Values cover an area roughly 900 ft across, not the parcel itself; insurers use their own ratings.
Source: EPA Safe Drinking Water Information System, as of September 2026
| Water System | CITY OF MILLS serves 4,050 people · EPA ID WY5600036 |
|---|---|
| Water Source | Groundwater influenced by surface water |
| Last State Inspection | Aug 2022 |
| Lead | Under 1 ppb (2023–2025) action level 15 ppb |
| Water Quality | Total trihalomethanes resolved · Jan 2025 |
|---|---|
| Treatment and Procedure | None last 10 years |
| Monitoring and Reporting | None 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.
Source: FCC Broadband Data Collection, based on 195 locations within half a mile, as of December 31, 2025
| Provider | Max Down / Up (Mbps) |
|---|---|
| Spectrum Cable | 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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