Devil's Lake — Rockhounding in Sauk County, Wisconsin

Devil's Lake is a mapped rockhounding spot in Sauk County, Wisconsin. Reported finds include lake superior agate. Below: coordinates, access notes, nearby spots, and trip-planning links.

Quick details

Access: Public area
County: Sauk County
State: Wisconsin
Nearest road: Devil's Doorway Trail
Coordinates: 43.41357, -89.72002

Land & collecting status

Generally open to casual rockhounding

Most public-tagged spots sit on BLM, U.S. Forest Service, or other federal land where reasonable hand collecting of common rocks and minerals is allowed. Confirm posted rules and active mining claims before you dig.

Public-land rules vary by agency, season, and field office. The RockHoundR app pulls live BLM, USFS, NPS, and tribal overlays so you can see exactly which agency manages the ground at this spot.

Sources & verification

Spot details combine the public RockHoundR location dataset, normalized mineral labels, agency land-status checks in the app, and community submissions. Coordinates are approximate until verified in the field.

Sources: RockHoundR public spot dataset, app land overlays, and local agency review before each trip.

Found at Devil's Lake

Each chip opens all spots that produce that material; the encyclopedia link opens the full ID and field guide.

Lake Superior Agate Encyclopedia →

Nearby rockhounding spots

Other rockhounding spots within driving distance of Devil's Lake.

Across the state line from Devil's Lake

Devil's Lake is close enough to the Wisconsin border that the next-closest rockhounding spots are in a neighboring state. Worth knowing if you are already on the road.

Devil's Lake FAQ

Where is Devil's Lake?+

Devil's Lake is in Sauk County, Wisconsin, at 43.41357, -89.72002. Nearest road: Devil's Doorway Trail.

What rocks and minerals can you find at Devil's Lake?+

Devil's Lake is reported to produce Lake Superior Agate.

Is collecting allowed at Devil's Lake?+

Generally open to casual rockhounding. Most public-tagged spots sit on BLM, U.S. Forest Service, or other federal land where reasonable hand collecting of common rocks and minerals is allowed. Confirm posted rules and active mining claims before you dig. Always confirm current rules with the managing agency before a trip.

How do I get to Devil's Lake?+

Open the directions link to navigate to 43.41357, -89.72002 in Google Maps. The nearest road is Devil's Doorway Trail.

More rockhounding in Wisconsin

See all 64 Wisconsin spots →

Open Devil's Lake on the map

Use the RockHoundR app for live land overlays, weather, geology, directions, and saved finds.