La Crosse County property record for W6185 William Dr, Onalaska, WI 54650 · Last verified February 2026
| Property Type | Single Family Home |
|---|---|
| Lot Size | 0.46 acres (20,038 sqft) |
| Owner | Individual Name on File |
| Tax Bill | $2,981 (2025) |
| Flood Zone | Zone X (minimal risk) |
| APN | 010-002443-000 |
| Primary APN | 010-002443-000 |
|---|---|
| Alternative APN |
|
| Lot Area | 20,038 sqft (0.46 acres) |
|---|
| Account Number | 15790 |
|---|---|
| Street Address | W6185 WILLIAM DR |
| City | ONALASKA |
| State | WI |
| Zip | 54650-8921 |
| Property Category | Residential |
| Property Type | Residential > Single Family > Home |
| Legal Description | THE JOHN BOSSHARD ADDITION TO THE TOWN OF ONALASKA LOT 3 BLOCK 1 |
| Legal Range | 07 |
| Legal Township | 17 |
| Legal Section | 28 |
| Legal Quarter | NW |
| Quarter-Quarter Section | SW |
| Legal Subdivision | THE JOHN BOSSHARD ADDITION |
| Legal Block | 1 |
| Legal Lot Number | 3 |
| Jurisdiction | LA CROSSE WI |
| Township / Civil Division | ONALASKA |
| Census Block Group | 1 |
| Census Block | 1030 |
| Census Tract | 10205 |
Source: La Crosse County records · APN 010-002443-000
Assessment roll updated January 1, 2025 · Last verified February 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 |
|---|---|
| Co-owner | Verified Secondary Owner |
| Mailing Address | W6185 WILLIAM DR, ONALASKA, WI 54650-8921 |
| Occupancy | Owner Occupied |
| Owner Type | Individual |
| Deed Names | 2 Verified Names on Deed |
|---|---|
| Last Transfer Date | Mar 19, 2014 |
| Transfer Doc | 0001636925 |
| Record Updated | Jun 08, 2026 |
Source: La Crosse County records · Assessment roll updated January 1, 2025 · Last verified February 2026
| Type | Name |
|---|---|
| State | Wisconsin |
| County | La Crosse County |
| County Subdivision | Onalaska Town |
| Unified School District | Holmen School District (PK - 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 |
|---|---|---|---|
| 2025 | $2,981.00 (-1.81%) Homeowner's exemption | $200,400 (-) Land $27,600 Building $172,800 | $334,700 (+67.02%) |
| 2023 | $3,036.00 Homeowner's exemption | $200,400 Land $27,600 Building $172,800 | $200,400 Land $27,600 Building $172,800 |
Source: FEMA National Flood Hazard Layer, La Crosse County (55063C), updated February 3, 2023 · FEMA OpenFEMA NFIP redacted claims and policies, census block group 550630102051, refreshed September 2026 · USDA Forest Service Wildfire Risk to Communities, 2nd edition (2024), fuels as of 2020 · Last verified October 2026
| FEMA Flood Zone | Zone X |
|---|---|
| Special Flood Hazard Area | No |
| Flood Hazard | Minimal |
| 500-Year Floodplain | No |
| Nearby Flood Policies | 6 in force |
| Wildfire Risk | Low above 20% of the US · above 57% of Wisconsin |
|---|---|
| Wildfire Likelihood | About 1 in 10,000 per year |
| Exposure | Indirect within ember reach |
| Adjoins Burnable Land | Yes |
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.
Source: FCC Broadband Data Collection, availability as of December 31, 2025 · Published October 2026 · based on 219 locations within about half a mile of this property
| Provider | Technology | Download / Upload (Mbps) |
|---|---|---|
| TDS Telecom | Fiber | 8,000 / 8,000 |
| Spectrum | Cable | 1,000 / 1,000 |
May also be available at this address: T-Mobile USA, Spectrum. Availability varies by address; speeds are provider-advertised maximums, not measured.
5G (outdoors only) and 4G LTE
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