La Crosse County property record for 302 4th Ave S, Onalaska, WI 54650
| Property Type | Single Family Home |
|---|---|
| Lot Size | 0.14 acres (6,098 sqft) |
| Owner | 2 Individual Names on Record |
| Tax Bill | $3,062 (2025) |
| Deeds & Mortgages | Sep 2017 Mortgage |
| Flood Zone | Zone X (minimal risk) |
| APN | 018-000174-000 |
| Primary APN | 018-000174-000 |
|---|---|
| Alternative APNs |
|
| Lot Area | 6,098 sqft (0.14 acres) |
|---|---|
| Lot Dimensions | 121 ft deep x 50 ft wide |
| Account Number | 40259 |
|---|---|
| Street Address | 302 4TH AVE S |
| City | ONALASKA |
| State | WI |
| Zip | 54650-2922 |
| Property Category | Residential |
| Property Type | Residential > Single Family > Home |
| Local Zoning Code | MZA |
| Legal Description | ORIGINAL TOWN OF ONALASKA LOT 12 BLOCK 21 |
| Legal Range | 07W |
| Legal Township | 16N |
| Legal Section | 08 |
| Legal Subdivision | ORIGINAL TOWN OF ONALASKA |
| Legal Block | 21 |
| Legal Lot Number | 12 |
| Jurisdiction | LA CROSSE WI |
| Township / Civil Division | ONALASKA |
| Census Block Group | 4 |
| Census Block | 4008 |
| Census Tract | 10500 |
Source: La Crosse County records, as of July 14, 2026
Owner names and exact recorded amounts shown locked on this page are available instantly with a free trial.
| Owner of Record | 2 Individual Names on Record |
|---|---|
| Mailing Address | 302 4TH AVE S, ONALASKA, WI 54650-2922 |
| Occupancy | Owner Occupied |
| Owner Type | Individual |
| Deed Names | 2 Names on Deed |
|---|---|
| Record Updated | Sep 20, 2026 |
| Document Type | Deed of Trust |
|---|---|
| Jurisdiction | LA CROSSE WI |
| Property Address | 302 4TH AVE S, ONALASKA, WI 54650-2922 |
| Transaction Type | Mortgage |
| Record Updated | Oct 3, 2017 |
| Name | Verified Name |
|---|
| Document Number | , 1699328 |
|---|---|
| Date | Sep 13, 2017 |
| Instrument | 1699328 |
| Name | ASSOCIATED BANK |
|---|---|
| Type | Bank |
| Type | Conventional Mortgage |
|---|---|
| Amount | Amount Recorded |
| Term | 360 Months |
| Due | Aug 18, 2047 |
| Rate Type | Adjustable Rate |
|---|
Source: La Crosse County assessment roll, as of March 11, 2026
| 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 | $3,062.00 (-2.45%) Homeowner's exemption | $241,700 (+30.02%) Land $42,700 Building $199,000 | $244,500 (+31.52%) |
| 2023 | $3,139.00 Homeowner's exemption | $185,900 Land $30,500 Building $155,400 | $185,900 Land $30,500 Building $155,400 |
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 · 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.
Source: USDA Forest Service Wildfire Risk to Communities (2nd edition), as of 2024
| Wildfire Risk | Low lower than 95% of the US · lower than 88% 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 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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