Portage County property record for 421 Mill St, Amherst, WI 54406
| Property Type | Single Family Home |
|---|---|
| Lot Size | 0.15 acres (6,534 sqft) |
| Owner | Company Name on File |
| Tax Bill | $1,210 (2025) |
| Flood Zone | Zone X (minimal risk) |
| APN | 102231022-09.14 |
| Primary APN | 102231022-09.14 |
|---|
| Lot Area | 6,534 sqft (0.15 acres) |
|---|
| Street Address | 421 MILL ST |
|---|---|
| City | AMHERST |
| State | WI |
| Zip | 54406-9292 |
| Property Category | Residential |
| Property Type | Residential > Single Family > Home |
| Legal Description | LOT 1 CSM#4757- 17-12 BNG PRT NESW S22 T23 R10-9.14 .15A 873302;875212 |
| Legal Range | 10E |
| Legal Township | 23N |
| Legal Section | 22 |
| Legal Subdivision | CERTIFIED SURVEY MAP NO 4757-17-12 |
| Legal Lot Number | 1 |
| Jurisdiction | PORTAGE WI |
| Township / Civil Division | AMHERST |
| Census Block Group | 3 |
| Census Block | 3047 |
| Census Tract | 960600 |
Source: Portage County assessment roll, as of May 11, 2026
Owner names and exact recorded amounts shown locked on this page are available instantly with a free trial.
| Owner of Record | Company Name on File |
|---|---|
| Mailing Address | 9739 PACKER AVE, AMHERST, WI 54406-9123 |
| Owner Type | Company |
| Vesting | Company |
| Deed Names | Verified Name on Deed |
|---|---|
| Last Transfer Date | Apr 8, 2021 |
| Transfer Doc | 0000875212 |
| Record Updated | Sep 20, 2026 |
Source: Portage County assessment roll, as of May 11, 2026
| Type | Name |
|---|---|
| State | Wisconsin |
| Municipality | Amherst Village |
| County | Portage County |
| Unified School District | Tomorrow River School District (PK - 12) |
| Year | Tax Bill | Assessed Value | Assessed Market Value |
|---|---|---|---|
| 2025 | $1,210.00 (+33.11%) | $77,000 (-) Land $15,100 Building $61,900 | $90,600 (+21.45%) |
| 2023 | $909.00 | $77,000 Land $15,100 Building $61,900 | $74,600 |
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 June 9, 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.
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 at the parcel |
Source: EPA Safe Drinking Water Information System, as of September 2026
| Water System | AMHERST WATERWORKS serves 1,119 people · EPA ID WI7500094 |
|---|---|
| Water Source | Groundwater |
| Last State Inspection | Jun 2025 |
| Lead | 6 ppb (2023) action level 15 ppb |
| Water Quality | None last 10 years |
|---|---|
| Treatment and Procedure | Lead service line inventory Oct 2024 |
| Monitoring and Reporting | 5 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 93 locations within half a mile, as of December 31, 2025
| Provider | Max Down / Up (Mbps) |
|---|---|
| Amherst Telephone Company Fiber | 1,000 / 1,000 |
| Verizon Fixed Wireless | 300 / 20 |
May also be available: AT&T.
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