Is Metal Detecting on Public Land Legal in Wisconsin? (2026)
Partially — Metal Detecting on Public Land is legal with restrictions in Wisconsin as of 2026.
Quick Answer
Metal detecting on public land in Wisconsin is subject to restrictions. No significant legislative changes since the last review in 2023.
What the Law Says
Wisconsin administrative code prohibits the use of metal detectors on state properties except by written permit from the property superintendent. Violations can result in substantial financial penalties, including the cost of repairing any damage.
— ARPA / State Park Regulations
| Category | Details |
|---|---|
| State Park Rules | Restricted in state parks; varies for other public land |
| Federal Land Rules | Metal detectors are legal to sell |
| Trespassing/Removal Penalties | Removing artifacts from public land can result in federal ARPA charges (up to $100,000 fine). |
| Pending Legislation | None known |
No significant legislative changes since the last review in 2023.
Enforcement Reality
A written permit from the property superintendent is required to use a metal detector on DNR lands, and it's generally only for locating specific lost items. Many counties, like Dane County, and cities, like Green Bay, have their own separate permit systems.
The most common violation is detecting on DNR land without a specific permit for a lost item. Another is failing to obtain the necessary permits for county and city parks.
Local Exceptions
None identified. State law applies uniformly across Wisconsin. Local ordinances may still vary — check with your city or county government for any additional rules.
Bottom Line
Metal Detecting on Public Land is legal with restrictions in Wisconsin. This activity is permitted, but specific conditions apply. Violating those conditions can result in fines or criminal charges. Read the rules carefully and consult an attorney if unsure.
Wisconsin vs. the Rest of the US
Across the US, metal detecting on public land is fully legal in 28 states, restricted in 22, and illegal in 0. Wisconsin falls in the RESTRICTED category.
View the full 50-state map →Neighboring States
Laws change at state lines. Here is how bordering states compare on Metal Detecting on Public Land:
Frequently Asked Questions
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Reviewed by cross-referencing the cited state statute against current legislative databases and regulatory publications.
Sources & Verification
This page was reviewed by Ethan Harper by comparing the legal status against the cited state statute. AllowedHere is an informational resource and does not provide legal advice. Consult a licensed attorney for guidance specific to your situation.
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