La Crosse County property record for 420 E Larkspur Ln, Onalaska, WI 54650
| Property Type | Single Family Home |
|---|---|
| Lot Size | 0.58 acres (25,265 sqft) |
| Owner | Company Name on File |
| Tax Bill | $9,447 (2025) |
| Deeds & Mortgages | Dec 2019 Sale |
| Flood Zone | Zone X (minimal risk) |
| APN | 018-004619-000 |
| Primary APN | 018-004619-000 |
|---|---|
| Alternative APNs |
|
| Lot Area | 25,265 sqft (0.58 acres) |
|---|
| Account Number | 44770 |
|---|---|
| Old Parcel Number | 18 4619 0 |
| Street Address | 420 E LARKSPUR LN |
| City | ONALASKA |
| State | WI |
| Zip | 54650-8303 |
| Property Category | Residential |
| Property Type | Residential > Single Family > Home |
| Legal Description | ELMWOOD HILLS ADDITION LOT 20 |
| Legal Range | 07 |
| Legal Township | 16 |
| Legal Section | 02 |
| Legal Quarter | SW |
| Quarter-Quarter Section | SW |
| Legal Subdivision | ELMWOOD HILLS ADDITION |
| Legal Lot Number | 20 |
| Jurisdiction | LA CROSSE WI |
| Township / Civil Division | ONALASKA |
| Census Block Group | 4 |
| Census Block | 4011 |
| Census Tract | 10401 |
420 E Larkspur Ln is owned by a company that acquired it in December 2019 and is owner-occupied.
Source: La Crosse County records, as of February 16, 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 | Company Name on File |
|---|---|
| Mailing Address | 420 E LARKSPUR LN, ONALASKA, WI 54650-8303 |
| Occupancy | Owner Occupied |
| Owner Type | Company |
| Deed Names | Name on Deed |
|---|---|
| Last Sale | Dec 2, 2019 |
| Deed Sale | Dec 2, 2019 |
| Prior Sale | Apr 26, 2016 · Amount on File |
| Deed Document Number | 1737286 |
| Record Updated | Jun 8, 2026 |
| Document Type | Warranty Deed |
|---|---|
| Jurisdiction | LA CROSSE WI |
| Recording Date | Dec 2, 2019 |
| Property Address | 420 E LARKSPUR LN, ONALASKA, WI 54650-8303 |
| Document Number | 0001737286 |
| Instrument Date | Oct 18, 2019 |
| Instrument | 1737286 |
| Transaction Type | Transfer |
| Record Updated | Feb 18, 2022 |
| Tax | $0.00 |
|---|---|
| Amount Accuracy | No Consideration Stated |
| Additional |
|
| Name | Verified Name |
|---|
| Name | Verified Name |
|---|
The 2025 property tax bill for 420 E Larkspur Ln was $9,447 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 | $9,447.00 Homeowner's exemption | $702,100 Land $101,100 Building $601,000 | $710,200 |
| 2023 | $9,121.00 Homeowner's exemption | $540,200 Land $78,700 Building $461,500 | $540,200 Land $78,700 Building $461,500 |
Assessed value and assessed market value are set for property tax purposes and are not market price estimates.
FEMA maps place 420 E Larkspur Ln in Zone X, an area of minimal flood risk.
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 | 1 in force |
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 420 E Larkspur Ln 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: 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 145 locations within half a mile, as of December 31, 2025
| Provider | Max Down / Up (Mbps) |
|---|---|
| TDS Telecom Fiber | 8,000 / 8,000 |
| Spectrum Cable | 1,000 / 1,000 |
| T-Mobile Fixed Wireless | 100 / 20 |
May also be available: Lynxx Networks, Verizon.
5G (outdoors only) and 4G LTE
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