La Crosse County property record for 818 4th Ave N, Onalaska, WI 54650
| Property Type | Single Family Home |
|---|---|
| Lot Size | 0.37 acres (16,117 sqft) |
| Owner | Individual Name on File |
| Tax Bill | $2,898 (2025) |
| Deeds & Mortgages | Jul 2026 Sale Oct 2017 Mortgage |
| Flood Zone | Zone X (minimal risk) |
| APN | 018-001292-000 |
| Primary APN | 018-001292-000 |
|---|---|
| Alternative APNs |
|
| Lot Area | 16,117 sqft (0.37 acres) |
|---|---|
| Lot Dimensions | 160 ft deep x 100 ft wide |
| Account Number | 41404 |
|---|---|
| Street Address | 818 4TH AVE N |
| City | ONALASKA |
| State | WI |
| Zip | 54650-2212 |
| Property Category | Residential |
| Property Type | Residential > Single Family > Home |
| Local Zoning Code | MZA |
| Legal Description | SUNSET BOULEVARD ADDITION LOT 12 BLOCK 5 & W1/2 VAC ALLEY ADJ ON E |
| Legal Range | 07W |
| Legal Township | 16N |
| Legal Section | 05 |
| Legal Subdivision | SUNSET BOULEVARD ADDITION |
| Legal Block | 5 |
| Legal Lot Number | 12 |
| Jurisdiction | LA CROSSE WI |
| Township / Civil Division | ONALASKA |
| Census Block Group | 2 |
| Census Block | 2012 |
| Census Tract | 10403 |
818 4th Ave N is owned and occupied by an individual who acquired it in July 2026.
Source: La Crosse County records, as of July 27, 2026
Owner names and exact recorded amounts are on file and can be viewed instantly on this page with a free 10-day trial.
| Owner of Record | Individual Name on File |
|---|---|
| Mailing Address | 818 4TH AVE N, ONALASKA, WI 54650-2212 |
| Occupancy | Owner Occupied |
| Owner Type | Individual |
| Date | Document |
|---|---|
| Jul 14, 2026 | Affidavit, Transfer |
| Oct 16, 2017 | Deed of Trust, Mortgage · Conventional Mortgage ALTRA FCU |
| Deed Names | Name on Deed |
|---|---|
| Last Transfer Date | Jul 13, 2026 |
| Transfer Doc | 0001851602 |
| Record Updated | Sep 20, 2026 |
| Document Type | Affidavit |
|---|---|
| Jurisdiction | LA CROSSE WI |
| Recording Date | Jul 14, 2026 |
| Property Address | 818 4TH AVE N, ONALASKA, WI 54650-2212 |
| Document Number | 0001851602 |
| Instrument Date | Jul 13, 2026 |
| Instrument | 20261851602 |
| Transaction Type | Transfer |
| Record Updated | Aug 31, 2026 |
| Tax | $0.00 |
|---|---|
| Amount Accuracy | Full Amount Stated |
| Additional |
|
| Name | Verified Name |
|---|
| Name | Verified Name |
|---|---|
| Address | 712 4TH AVE N, ONALASKA, WI 54650-2210 |
| Document Type | Deed of Trust |
|---|---|
| Jurisdiction | LA CROSSE WI |
| Property Address | 818 4TH AVE N, ONALASKA, WI 54650-2212 |
| Transaction Type | Mortgage |
| Record Updated | Nov 7, 2017 |
| Name | Verified Name |
|---|
| Document Number | , 1700987 |
|---|---|
| Date | Oct 16, 2017 |
| Instrument | 1700987 |
| Name | ALTRA FCU |
|---|---|
| Type | Credit Union |
| Type | Conventional Mortgage |
|---|---|
| Amount | Amount on Record |
| Term | 360 Months |
| Due | Oct 11, 2047 |
| Rate Type | Fixed Rate |
|---|
The 2025 property tax bill for 818 4th Ave N was $2,898 with a homeowner's exemption.
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 | $2,898.00 Homeowner's exemption | $229,900 Land $78,600 Building $151,300 | $232,500 |
| 2023 | $2,765.00 Homeowner's exemption | $163,800 Land $56,100 Building $107,700 | $163,800 Land $56,100 Building $107,700 |
Assessed value and assessed market value are set for property tax purposes and are not market price estimates.
FEMA maps place 818 4th Ave N in Zone X, an area of minimal flood risk.
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.
Wildfire risk around 818 4th Ave N is low, with less than a 0.01% annual chance of wildfire.
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 425 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 |
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