La Crosse County property record for 546 Marcou Rd, Onalaska, WI 54650
| Property Type | Residential Vacant Land |
|---|---|
| Lot Size | 12.8 acres (561,488 sqft) |
| Owner | Company Name on File |
| Tax Bill | $5,891 (2025) |
| Flood Zone | Zone X (minimal risk) |
| APN | 018-004479-004 |
| Primary APN | 018-004479-004 |
|---|---|
| Alternative APNs |
|
| Lot Area | 561,488 sqft (12.8 acres) |
|---|
| Account Number | 63239 |
|---|---|
| Old Parcel Number | 18 4479 4 |
| Street Address | 546 MARCOU RD |
| City | ONALASKA |
| State | WI |
| Zip | 54650-8820 |
| Property Category | Residential |
| Property Type | Vacant Land > Residential |
| Legal Description | CERTIFIED SURVEY MAP NO. 143 VOL 13 LOT 4 DOC NO. 1496993 |
| Legal Range | 07 |
| Legal Township | 16 |
| Legal Section | 02 |
| Legal Quarter | NW |
| Quarter-Quarter Section | SE |
| Legal Lot Number | 4 |
| Jurisdiction | LA CROSSE WI |
| Township / Civil Division | ONALASKA |
| Census Block Group | 4 |
| Census Block | 4011 |
| Census Tract | 10401 |
Source: La Crosse County assessment roll, as of January 1, 2025
Owner names and exact recorded amounts shown locked on this page are available instantly with a free trial.
| Owner of Record | Company Name on File |
|---|---|
| Mailing Address | 1859 SAND LAKE RD, ONALASKA, WI 54650-1900 |
| Owner Type | Company |
| Deed Names | Verified Name on Deed |
|---|---|
| Record Updated | Jun 8, 2026 |
Source: La Crosse County assessment roll, as of January 1, 2025
| Type | Name |
|---|---|
| State | Wisconsin |
| County | La Crosse County |
| Municipality | Onalaska City |
| Unified School District | Onalaska School District (PK - 12) |
| Year | Tax Bill | Assessed Value | Assessed Market Value |
|---|---|---|---|
| 2025 | $5,891.00 (-17.87%) | $424,800 (-) Land $424,800 | $429,700 (+1.15%) |
| 2023 | $7,173.00 | $424,800 Land $424,800 | $424,800 Land $424,800 |
Assessed value and assessed market value are set for property tax purposes and are not market price estimates.
Source: FEMA National Flood Hazard Layer, effective February 3, 2023 · 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.
Source: USDA Forest Service Wildfire Risk to Communities (2nd edition), as of 2024
| Wildfire Risk | Low lower than 80% of the US · above 57% of Wisconsin |
|---|---|
| Wildfire Likelihood | 0.01% annual chance |
| Exposure | Direct burnable vegetation at the parcel |
Source: EPA Safe Drinking Water Information System, as of September 2026
| Water System | ONALASKA WATERWORKS serves 18,000 people · EPA ID WI6320327 |
|---|---|
| Water Source | Groundwater |
| Last State Inspection | Dec 2023 |
| Lead | Under 1 ppb (2023) 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. The service area is an EPA estimate; the actual supplier may differ.
Source: FCC Broadband Data Collection, based on 51 locations within half a mile, as of December 31, 2025
| Provider | Max Down / Up (Mbps) |
|---|---|
| TDS Telecom Fiber | 8,000 / 8,000 |
| Metronet Holdings Fiber | 5,120 / 5,120 |
| Spectrum Cable | 1,000 / 1,000 |
Search by:
By searching, you agree to: Terms • Privacy • Disclosures