Natrona County property record for 811 Winborne St, Casper, WY 82601
| Property Type | Warehouse, Storage |
|---|---|
| Details | 15,360 sqft · built 1982 |
| Lot Size | 0.851 acres (37,050 sqft) |
| Owner | Company Name on File |
| Tax Bill | $10,842 (2026) |
| Flood Zone | Zone X (moderate risk) |
| APN | 3379-09-22-8-00400 |
| Primary APN | 3379-09-22-8-00400 |
|---|---|
| Alternative APNs |
|
| Stories | 1 Story |
|---|---|
| Building Area | 15,360 sqft Total Area |
| Year Built | Built 1982 |
|---|---|
| Effective Year Built | Effective 1982 |
| Fire Resistance | Fireproof Reinforced Concrete |
| Roof Type | Flat |
| Lot Area | 37,050 sqft (0.851 acres) |
| Heating System | Forced Air with A/C |
|---|
| Account Number | R0014389 |
|---|---|
| Street Address | 811 WINBORNE ST |
| City | CASPER |
| State | WY |
| Zip | 82601-2306 |
| Property Category | Industrial |
| Property Type | Industrial > Warehouse, Storage |
| Legal Description | CROSSROADS PLAZA II BLK 2 LOT 4 COMMERCIAL |
| Legal Range | 79W |
| Legal Township | 33N |
| Legal Section | 09 |
| Legal Subdivision | CROSSROADS PLAZA II |
| Legal Block | 2 |
| Legal Lot Number | 4 |
| Jurisdiction | NATRONA WY |
| Township / Civil Division | CASPER |
| Census Block Group | 3 |
| Census Block | 3037 |
| Census Tract | 200 |
811 Winborne St, an industrial property, is owned by a company.
Source: Natrona County records, as of September 29, 2026
| Owner of Record | Company Name on File |
|---|---|
| Mailing Address | 6626 TACOMA MALL BLVD, B, TACOMA, WA 98409-9002 |
| Owner Type | Company |
| Vesting | Company |
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 | Name on Deed |
|---|---|
| Record Updated | Oct 29, 2026 |
The 2026 property tax bill for 811 Winborne St was $10,842.
Source: Natrona County assessment roll, as of July 7, 2026
| Type | Name |
|---|---|
| State | Wyoming |
| County | Natrona County |
| Municipality | Casper City |
| Unified School District | Natrona County School District 1 (KG - 12) |
| Year | Tax Bill | Assessed Value | Assessed Market Value |
|---|---|---|---|
| 2026 | $10,842.00 (-0.04%) | $148,785 (+1.42%) Land $17,994 Building $130,791 | $1,566,164 (+1.42%) Land $189,412 Building $1,376,752 |
| 2025 | $10,846.00 | $146,704 Land $15,761 Building $130,943 | $1,544,249 Land $165,902 Building $1,378,347 |
| 2023 | $138,570 Land $20,409 Building $118,161 | $1,458,629 Land $214,827 Building $1,243,802 | |
| 2022 | $10,100.00 |
Assessed value and assessed market value are set for property tax purposes and are not market price estimates.
FEMA maps place 811 Winborne St in Zone X, an area of moderate flood risk, though there have been 3 flood claims nearby since 1978.
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 moderate risk |
|---|---|
| 500-Year Floodplain | Yes 0.2% annual chance |
| Flood Insurance Requirement | Not required lenders may require it |
| Nearby Flood Claims | 3 (1978–1981) |
| Claims Outside the SFHA | 3 of 3 |
| Most Recent Claim | Jul 1981 · rainfall accumulation |
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.
The area around 811 Winborne St has no burnable land within ember reach, so its wildfire risk is not rated.
Source: USDA Forest Service Wildfire Risk to Communities (2nd edition), as of 2024
| Wildfire Risk | Not rated no burnable land within 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 CASPER serves 59,000 people · EPA ID WY5601415 |
|---|---|
| Water Source | Purchased surface water from CENTRAL WY REGIONAL WATER SYSTEM JPB |
| Last State Inspection | Jun 2022 |
| Lead | 1 ppb (2024–2026) action level 15 ppb |
| Water Quality | None last 10 years |
|---|---|
| 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. This system sells water to local utilities; the supplier billing this address may be one of them.
Source: FCC Broadband Data Collection, based on 366 locations within half a mile, as of December 31, 2025
| Provider | Max Down / Up (Mbps) |
|---|---|
| Bluepeak Fiber | 5,000 / 5,000 |
| Spectrum Cable · Fiber in parts of the area | 1,000 / 1,000 |
| Mountain West Technologies Fixed Wireless | 300 / 50 |
| Verizon Fixed Wireless | 300 / 20 |
| Visionary Broadband Fixed Wireless | 100 / 20 |
May also be available: AT&T.
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