La Crosse County property record for 515 4th Ave N, Onalaska, WI 54650
| Property Type | Single Family Home |
|---|---|
| Lot Size | 0.169 acres (7,405 sqft) |
| Owner | Individual on Record |
| Tax Bill | $3,724 (2025) |
| Flood Zone | Zone X (minimal risk) |
| APN | 018-000654-000 |
| Primary APN | 018-000654-000 |
|---|---|
| Alternative APNs |
|
| Lot Area | 7,405 sqft (0.169 acres) |
|---|
| Account Number | 40731 |
|---|---|
| Old Parcel Number | 18 654 0 |
| Street Address | 515 4TH AVE N |
| City | ONALASKA |
| State | WI |
| Zip | 54650-2532 |
| Property Category | Residential |
| Property Type | Residential > Single Family > Home |
| Legal Description | JOHNSONS ADDITION -ONALASKA S 29FT LOT 3 & N 24FT LOT 4 BLOCK 1 |
| Legal Range | 07 |
| Legal Township | 16 |
| Legal Section | 05 |
| Legal Quarter | NE |
| Quarter-Quarter Section | SE |
| Legal Subdivision | JOHNSONS ADDITION |
| Legal Block | 1 |
| Legal Lot Number | 3-4 |
| Jurisdiction | LA CROSSE WI |
| Township / Civil Division | ONALASKA |
| Census Block Group | 3 |
| Census Block | 3005 |
| Census Tract | 10403 |
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 | Individual on Record |
|---|---|
| Co-owner | Co-owner on Record |
| Mailing Address | 1329 4TH AVE N, ONALASKA, WI 54650-9141 |
| Owner Type | Individual |
| Deed Names | 2 Names on Deed |
|---|---|
| Last Sale | Apr 20, 2011 |
| Deed Sale | Apr 20, 2011 |
| Prior Sale | Nov 12, 2010 · Amount on Record |
| Deed Document Number | 1572564 |
| 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 | $3,724.00 (-2.59%) | $273,800 (+20.94%) Land $51,800 Building $222,000 | $277,000 (+22.35%) |
| 2023 | $3,823.00 | $226,400 Land $37,000 Building $189,400 | $226,400 Land $37,000 Building $189,400 |
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
| FEMA Flood Zone | Zone X minimal risk |
|---|---|
| Flood Insurance Requirement | Not required lenders may require it |
Values are read at the parcel center point; lenders make the official flood determination.
Source: USDA Forest Service Wildfire Risk to Communities (2nd edition), as of 2024
| Wildfire Risk | Low lower than 99.1% of the US · lower than 97.9% of Wisconsin |
|---|---|
| Wildfire Likelihood | Under 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 | 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 150 locations within half a mile, as of December 31, 2025
| Provider | Max Down / Up (Mbps) |
|---|---|
| TDS Telecom Fiber | 8,000 / 8,000 |
| Brightspeed Fiber | 2,000 / 2,000 |
| Spectrum Cable | 1,000 / 1,000 |
| Verizon Fixed Wireless | 300 / 20 |
| T-Mobile Fixed Wireless | 100 / 20 |
5G (outdoors only) and 4G LTE
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