Natrona County property record for 1640 S Mitchell St, Casper, WY 82601 · Last verified July 2026
| Property Type | Single Family Home |
|---|---|
| Details | 2 bd · 2 ba · 1,096 sqft · built 1979 |
| Lot Size | 0.161 acres (6,995 sqft) |
| Owner | Individual Name on File |
| Tax Bill | $1,087 (2025) |
| Flood Zone | Zone X (minimal risk) |
| APN | 3379-15-21-1-00400 |
| Primary APN | 3379-15-21-1-00400 |
|---|---|
| Alternative APNs |
|
| Bedrooms | 2 Beds |
|---|---|
| Full Baths | 2 Baths |
| Total Rooms | 7 Rooms |
| Stories | 1 Story |
| Building Area | 1,096 sqft Living Area |
| Basement Area | 896 sqft |
| Finished Basement | 896 sqft |
| Interior Walls | Wallboard/Drywall |
| Fireplaces | 1 Fireplace |
| Fireplace | Fireplace |
| Year Built | Built 1979 |
|---|---|
| Effective Year Built | Effective 1979 |
| Architectural Style | Ranch |
| Exterior Material | Aluminum/Vinyl |
| Construction Type | Frame |
| Roof Type | Hip |
| Roof Material | Composition Shingle |
| Lot Area | 6,995 sqft (0.161 acres) |
| Garage Type | Attached |
| Garage Area | 506 sqft |
| Parking Spaces | 2 Parking Spaces |
| Porch | Slab |
| Heating System | Baseboard |
|---|---|
| Heating Fuel | Electric |
| Account Number | R0022735 |
|---|---|
| Street Address | 1640 S MITCHELL ST |
| City | CASPER |
| State | WY |
| Zip | 82601-4443 |
| Property Category | Residential |
| Property Type | Residential > Single Family > Home |
| Legal Description | BUTLER HTS BLK 31 LOT 5 |
| Legal Range | 79W |
| Legal Township | 33N |
| Legal Section | 15 |
| Legal Subdivision | BUTLER HTS |
| Legal Block | 31 |
| Legal Lot Number | 5 |
| Jurisdiction | NATRONA WY |
| Township / Civil Division | CASPER |
| Census Block Group | 3 |
| Census Block | 3013 |
| Census Tract | 602 |
Source: Natrona County records · APN 3379-15-21-1-00400
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 Record | Individual Name on File |
|---|---|
| Mailing Address | 1640 S MITCHELL ST, CASPER, WY 82601-4443 |
| Occupancy | Owner Occupied |
| Owner Type | Individual |
| Deed Names | Verified Name on Deed |
|---|---|
| Record Updated | Sep 20, 2026 |
Source: Natrona County records · Assessment roll updated July 7, 2026 · Last verified July 2026
| Type | Name |
|---|---|
| State | Wyoming |
| County | Natrona County |
| Municipality | Casper City |
| Unified School District | Natrona County School District 1 (KG - 12) |
Assessed value and assessed market value are set for property tax purposes and are not market price estimates.
| Year | Tax Bill | Assessed Value | Assessed Market Value |
|---|---|---|---|
| 2026 | $14,917 (+4%) Land $1,933 Building $12,984 | $342,958 (+7.11%) Land $40,864 Building $302,094 | |
| 2025 | $1,087.00 (-46.19%) | $14,343 (-48.26%) Land $1,859 Building $12,484 | $320,180 (+9.73%) Land $39,691 Building $280,489 |
| 2023 | $27,720 Land $3,482 Building $24,238 | $291,792 Land $36,654 Building $255,138 | |
| 2022 | $2,020.00 |
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
| FEMA Flood Zone | Zone X |
|---|---|
| Flood Hazard | Minimal |
| 500-Year Floodplain | No |
| Special Flood Hazard Area | No |
| Wildfire Risk | Low above 5% of the US · less than 1% of Wyoming |
|---|---|
| Wildfire Likelihood | About 1 in 2,381 per year |
| Exposure | Direct burnable vegetation at the parcel |
Values are read at the parcel center point; lenders make the official flood determination.
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