Rockhounding near Chicago, IL

45 mapped rockhounding spots within 150 miles of Chicago, most inside a 2 to 3 hour drive. Below: a map, the closest spots, what they produce, and full coordinates with access notes.

Covering parts of Illinois, Indiana, Wisconsin, Michigan, Iowa.

Closest rockhounding spots to Chicago

The 6 nearest mapped spots, with straight-line distance and an approximate drive time.

Most-reported finds near Chicago

Counts reflect how many spots in this radius mention each material.

Hunting something specific near Chicago?

These materials have enough dedicated spots around Chicago to earn their own page, with distances and a separate map.

Every spot within 150 miles of Chicago

Sorted by distance from Chicago. Tap a row to open the spot detail page with full directions, access status, and nearby trips.

Spot	County	Minerals	Coordinates	Access
North AuroraConco Street	Kane County	Bornite Calcite Chalcopyrite Pyrite	41.8029, -88.3195	Public
Washington Park BeachWashington Park	LaPorte County	Agate Beach Glass Leland Blue Fossilized Coral Crinoid	41.7264, -86.9130	Public
Coal CityHole In The Wall Road	Will County	Concretions With Fossils	41.2792, -88.2003	Public
Pennoyer Park	Kenosha County		42.6041, -87.8198	Public
Alford Park	Kenosha County		42.6130, -87.8200	Check locally
Mazon River	Grundy County	Fossils	41.2934, -88.3667	Public
Grand Mere State Park	Berrien County		42.0031, -86.5368	Paid / fee
Mazonia-Braidwood State Fish & Wildlife Area (Pit 11)Illinois Route 53	Grundy County	Concretions With Fossils Siderite Tully Monster Fern Fossils	41.1975, -88.2708	Public
East BrooklynSouth Kankakee Road	Grundy County	Marcasite Pyrite	41.1666, -88.2450	Public
Racine North Beach	Racine County		42.7401, -87.7807	Check locally
Rocky Gap Park	Berrien County	Petoskey Stone Unakite Quartz Crinoid Lightning Stone Charlevoix Stone Horn Coral Chain Coral +4 more	42.1344, -86.4660	Public
RacineRacine MRK Trail	Racine County	Fossils Calcite Marcasite	42.7739, -87.8083	Public
General Area QuarriesMamerow Lane	Racine County	Crinoids Trilobites	42.7755, -88.2515	Public
Grant Park Beach	Milwaukee County		42.9089, -87.8412	Check locally
Van Buren State Park	Van Buren County	Yooperlite	42.3346, -86.3006	Paid / fee
Pilgrim Haven Natural Area	Van Buren County	Lightning Stone Quartz Unakite Horn Coral Crinoid Chert Petoskey Stone Cold Water Agate +2 more	42.3527, -86.2987	Public
Deerlick Creek Park	Van Buren County	Fossils Lightning Stone Unakite Petoskey Stone Jasper Beach Glass Horn Coral Cold Water Agate +4 more	42.3725, -86.2923	Public
South Shore Park	Milwaukee County		42.9956, -87.8825	Check locally
EagleState Highway 59	Waukesha County	Diamond	42.8754, -88.5245	Public
Estabrook ParkMilwaukee River Greenway Westside	Milwaukee County	Geode Millerite	43.1013, -87.9140	Public
West Side County Park	Allegan County		42.5739, -86.2301	Check locally
Pier Cove Park	Allegan County	Lightning Stone Quartz Unakite Horn Coral Chert Yooperlite Crinoid Slag	42.5859, -86.2267	Public
Doctors Park	Milwaukee County		43.1699, -87.8834	Check locally
Lime Kiln ParkGreen Bay Road	Ozaukee County	Fossils Coral Crinoids Dolomite	43.3225, -87.9440	Public
Big Pine CreekWest Briscoe Road	Warren County	Sphalerite Barite Fossilized Wood Siderite Marcasite Pyrite	40.4100, -87.3433	Public

Chicago rockhounding FAQ

Where can I go rockhounding near Chicago?+

There are 45 mapped rockhounding spots within about 150 miles of Chicago, Illinois. The closest is North Aurora in Kane County, roughly 36 miles away. The full list is on this page with coordinates and drive times.

What rocks and minerals can you find near Chicago?+

Spots within driving distance of Chicago most commonly produce pyrite, agate, marcasite, fossils, calcite, jasper.

Is rockhounding legal near Chicago?+

Casual hand collecting of common rocks and minerals is allowed on most BLM and U.S. Forest Service land, with limits set by the local field office. National parks, most state parks, and tribal land are off-limits. Each spot page on this site lists access status; always confirm current rules with the managing agency before a trip.

How far do most rockhounders drive from Chicago?+

Most weekend trips from Chicago fall inside a 2 to 3 hour drive, which is roughly the 150-mile radius shown on this page. Closer spots are good for half-day outings; the outer ones are better as overnight trips.

More state coverage

The spots above span 5 states. Open the state page for the full county-by-county view.

Pack Chicago's rockhounding map in your pocket

Open RockHoundR for live land overlays, weather, geology, directions, and saved finds, wherever the drive takes you.