La Crosse County property record for 409 Green St, Onalaska, WI 54650
| Property Type | Single Family Home |
|---|---|
| Lot Size | 0.169 acres (7,405 sqft) |
| Owner | 2 Individuals on Record |
| Tax Bill | $2,966 (2025) |
| Flood Zone | Zone X (minimal risk) |
| APN | 018-000645-000 |
| Primary APN | 018-000645-000 |
|---|---|
| Alternative APNs |
|
| Lot Area | 7,405 sqft (0.169 acres) |
|---|---|
| Lot Dimensions | 109 ft deep x 61 ft wide |
| Account Number | 40722 |
|---|---|
| Old Parcel Number | 18 645 0 |
| Street Address | 409 GREEN ST |
| City | ONALASKA |
| State | WI |
| Zip | 54650-3246 |
| Property Category | Residential |
| Property Type | Residential > Single Family > Home |
| Legal Description | 1ST ADD TO BUTTLES & PIERCES LOT 19 & W 11FT LOT 18 & PRT LOT 18 BLOCK 9 COM SW COR BLK 9 E 60.5FT TO POB E .55FT N7D8ME 106. |
| Legal Range | 07 |
| Legal Township | 16 |
| Legal Section | 09 |
| Legal Quarter | NW |
| Quarter-Quarter Section | NW |
| Legal Subdivision | 1ST ADD TO BUTTLES & PIERCES |
| Legal Block | 9 |
| Legal Lot Number | 18-19 |
| Jurisdiction | LA CROSSE WI |
| Township / Civil Division | ONALASKA |
| Census Block Group | 4 |
| Census Block | 4009 |
| Census Tract | 10500 |
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 | 2 Individuals on Record |
|---|---|
| Co-owner | Co-owner on Record |
| Mailing Address | 409 GREEN ST, ONALASKA, WI 54650-3246 |
| Occupancy | Owner Occupied |
| Owner Type | Individual |
| Deed Names | 2 Names on Deed |
|---|---|
| Last Sale | Feb 21, 1990 |
| Deed Sale | Feb 21, 1990 |
| Deed Document Number | 1033557 |
| 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 | $2,966.00 (-15.21%) Homeowner's exemption | $234,800 (+13.32%) Land $51,800 Building $183,000 | $237,500 (+14.62%) |
| 2023 | $3,498.00 Homeowner's exemption | $207,200 Land $37,000 Building $170,200 | $207,200 Land $37,000 Building $170,200 |
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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