La Crosse County property record for W5779 Koss Rd, Onalaska, WI 54650
| Property Type | Single Family Home |
|---|---|
| Lot Size | 5.61 acres (244,807 sqft) |
| Owner | 2 Individual Names on File |
| Last Sale | $210,000 (Aug 2010) |
| Tax Bill | $1,165 (2025) |
| Flood Zone | Zone X (minimal risk) |
| APN | 010-000736-001 |
| Primary APN | 010-000736-001 |
|---|---|
| Alternative APNs |
|
| Lot Area | 244,807 sqft (5.61 acres) |
|---|
| Account Number | 13962 |
|---|---|
| Old Parcel Number | 10 736 1 |
| Street Address | W5779 KOSS RD |
| City | ONALASKA |
| State | WI |
| Zip | 54650-8834 |
| Property Category | Residential |
| Property Type | Residential > Single Family > Home |
| Local Zoning Code | RURAL |
| Legal Description | PRT SE-SE BEG NW COR S 207FT N86D17ME 450FT N67D47ME 144FT N23D43MW 80FT N70D43ME 160FT S34D17ME 300FT N86D17ME TO E LN SE-SE |
| Legal Range | 07 |
| Legal Township | 17 |
| Legal Section | 27 |
| Legal Quarter | SE |
| Quarter-Quarter Section | SE |
| Jurisdiction | LA CROSSE WI |
| Township / Civil Division | ONALASKA |
| Census Block Group | 3 |
| Census Block | 3000 |
| Census Tract | 10401 |
W5779 Koss Rd is owned and occupied by two individuals who bought it in August 2010.
Source: La Crosse County records, as of February 16, 2026
| Owner of Record | 2 Individual Names on File |
|---|---|
| Mailing Address | W5769 KOSS RD, ONALASKA, WI 54650-8834 |
| Occupancy | Owner Occupied |
| Owner Type | Individual |
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 | Aug 13, 2010 · Amount on File |
| Deed Sale | Aug 13, 2010 · Amount on File |
| Deed Document Number | 1555574 |
| Record Updated | Jun 8, 2026 |
The 2025 property tax bill for W5779 Koss Rd was $1,165 with a homeowner's exemption.
Source: La Crosse County assessment roll, as of January 1, 2025
| Type | Name |
|---|---|
| State | Wisconsin |
| County | La Crosse County |
| County Subdivision | Onalaska Town |
| Unified School District | Holmen School District (PK - 12) |
| Year | Tax Bill | Assessed Value | Assessed Market Value |
|---|---|---|---|
| 2025 | $1,165.00 Homeowner's exemption | $87,800 Land $66,600 Building $21,200 | $146,600 |
| 2023 | $1,330.00 Homeowner's exemption | $87,800 Land $66,600 Building $21,200 | $87,800 Land $66,600 Building $21,200 |
Assessed value is set for property tax purposes, not a market price estimate; it is a fraction of this property's market value.
FEMA maps place W5779 Koss Rd in Zone X, an area of minimal flood risk, though there have been 1 flood claim nearby since 2019.
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 | 3 in force |
| Nearby Flood Claims | 1 (2019) |
| Claims Outside the SFHA | 1 of 1 |
| Most Recent Claim | Mar 2019 · rainfall accumulation |
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.
Wildfire risk around W5779 Koss Rd is low, with 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 80% of the US · above 57% of Wisconsin |
|---|---|
| Wildfire Likelihood | 0.01% annual chance |
| Exposure | Direct burnable vegetation |
Values cover an area roughly 900 ft across, not the parcel itself; insurers use their own ratings.
Source: FCC Broadband Data Collection, based on 12 locations within half a mile, as of December 31, 2025
| Provider | Max Down / Up (Mbps) |
|---|---|
| Starlink Satellite | 280 / 30 |
| Brightspeed DSL | 100 / 10 |
| T-Mobile Fixed Wireless | 25 / 3 |
4G LTE (outdoors only), no 5G reported
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