La Crosse County property record for 120 4th Ave S, Onalaska, WI 54650
| Property Type | Single Family Home |
|---|---|
| Lot Size | 0.139 acres (6,098 sqft) |
| Owner | 2 Company Names on File |
| Tax Bill | $2,977 (2025) |
| Flood Zone | Zone X (minimal risk) |
| APN | 018-000152-000 |
| Primary APN | 018-000152-000 |
|---|---|
| Alternative APNs |
|
| Lot Area | 6,098 sqft (0.139 acres) |
|---|---|
| Lot Dimensions | 120 ft deep x 50 ft wide |
| Account Number | 40239 |
|---|---|
| Old Parcel Number | 18 152 0 |
| Street Address | 120 4TH AVE S |
| City | ONALASKA |
| State | WI |
| Zip | 54650-2918 |
| Property Category | Residential |
| Property Type | Residential > Single Family > Home |
| Legal Description | ORIGINAL TOWN OF ONALASKA LOT 7 BLOCK 19 |
| Legal Range | 07 |
| Legal Township | 16 |
| Legal Section | 08 |
| Legal Quarter | NE |
| Quarter-Quarter Section | NE |
| Legal Block | 19 |
| Legal Lot Number | 7 |
| Jurisdiction | LA CROSSE WI |
| Township / Civil Division | ONALASKA |
| Census Block Group | 4 |
| Census Block | 4002 |
| Census Tract | 10500 |
120 4th Ave S is owned by a company that acquired it in November 2001 and is owner-occupied.
Source: La Crosse County records, as of February 16, 2026
| Owner of Record | 2 Company Names on File |
|---|---|
| Co-owner | Co-owner on File |
| Mailing Address | 120 4TH AVE S, ONALASKA, WI 54650-2918 |
| Occupancy | Owner Occupied |
| Owner Type | Individual, Secondary 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 | 2 Names on Deed |
|---|---|
| Last Sale | Nov 21, 2001 |
| Deed Sale | Nov 21, 2001 |
| Deed Document Number | 1293756 |
| Record Updated | Jun 8, 2026 |
The 2025 property tax bill for 120 4th Ave S was $2,977 with a homeowner's exemption.
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 | $2,977.00 Homeowner's exemption | $235,600 Land $42,700 Building $192,900 | $238,300 |
| 2023 | $3,054.00 Homeowner's exemption | $180,900 Land $30,500 Building $150,400 | $180,900 Land $30,500 Building $150,400 |
Assessed value and assessed market value are set for property tax purposes and are not market price estimates.
FEMA maps place 120 4th Ave S in Zone X, an area of minimal flood risk, though there have been 3 flood claims nearby since 1997.
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 Claims | 3 (1997–2004) |
| Most Recent Claim | Aug 2004 · river or lake flooding |
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 120 4th Ave S 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 | 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 243 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 · Fiber in parts of the area | 1,000 / 1,000 |
| Verizon Fixed Wireless | 300 / 20 |
| Starlink Satellite | 280 / 30 |
| T-Mobile Fixed Wireless | 100 / 20 |
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