Washington Park Beach: Agate & Beach Glass Rockhounding in LaPorte County, Indiana

Public accessBest spot5 mineralsLaPorte County, IndianaUpdated July 2026

Minerals reported: 5
Best months: March to November

Michigan City's Washington Park Beach opens Indiana's short Lake Michigan shoreline to beachcombing, where wave-sorted gravels yield Lake Superior agates, "Leland blue" slag glass, beach glass, and reworked Devonian coral and crinoid fossils. It is the state's only Great Lakes collecting access and a distinct hunt from the southern geode creeks. The city-owned beach sits outside the national and state park boundaries. Reported finds include agate, beach glass, leland blue, fossilized coral, crinoid. Below: coordinates, access notes, nearby spots, and trip-planning links.

Plan your visit

Generally open to casual rockhounding

County: LaPorte County
State: Indiana
Nearest road: Washington Park
Postcode: 46360
Coordinates: 41.72637, -86.91296

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Coordinates are approximate. Confirm the exact ground in the RockHoundR app, where land overlays show which agency manages the area.

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.

Access note: Washington Park Beach is a Michigan City municipal beach, so surface beachcombing is allowed; collecting is prohibited on the adjacent Indiana Dunes National Park and Indiana Dunes State Park beaches, so stay on the city beach. Take only loose surface material.

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.

Best time to visit Washington Park Beach

32°J

36°F

46°M

58°A

69°M

78°J

82°J

80°A

75°S

63°O

49°N

38°D

Comfortable months (45 to 90°F highs)

Best months: March to November. Typical highs run 82°F in midsummer and 32°F in midwinter, with winter lows near 18°F.

Climate normals: NOAA 1991-2020 monthlies, INDIANA DUNES NP station (11 mi away).

Today's weather

Is today a good day to go?

The app shows live weather, recent rain, and a daily rockhounding score for Washington Park Beach.

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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.

Indiana Geological and Water Survey
Hoosier National Forest
Indiana DNR property rules
Community submissions reviewed against published agency rules

Found at Washington Park Beach

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

Nearby rockhounding spots

Other rockhounding spots within driving distance of Washington Park Beach.

LogansportCass County, Indiana · 75 mi awayApatite, Calcite, Pyrite
ErieWabash County, Indiana · 84 mi awayGeode
Big Pine CreekWarren County, Indiana · 94 mi awaySphalerite, Barite, Fossilized Wood
HuntingtonHuntington County, Indiana · 95 mi awayCalcite, Marcasite, Pyrite
Fort WayneAllen County, Indiana · 101 mi awayAgate, Jasper
Maumee RiverAllen County, Indiana · 103 mi awayAgate, Jasper, Fossilized Coral
BlufftonWells County, Indiana · 112 mi awayDolomite, Marcasite, Pyrite

Across the state line from Washington Park Beach

Washington Park Beach is close enough to the Indiana border that the next-closest rockhounding spots are in a neighboring state. Worth knowing if you are already on the road.

Grand Mere State ParkBerrien County, Michigan · 27 mi away
Rocky Gap ParkBerrien County, Michigan · 36 mi awayPetoskey Stone, Unakite, Quartz
Glencoe BeachCook County, Illinois · 50 mi awayGranite, Coral, Brachiopod
Van Buren State ParkVan Buren County, Michigan · 52 mi awayYooperlite
Pilgrim Haven Natural AreaVan Buren County, Michigan · 54 mi awayLightning Stone, Quartz, Unakite
Deerlick Creek ParkVan Buren County, Michigan · 55 mi awayFossil, Lightning Stone, Unakite

Washington Park Beach FAQ

Where is Washington Park Beach?+

Washington Park Beach is in LaPorte County, Indiana, at 41.72637, -86.91296. Nearest road: Washington Park.

What rocks and minerals can you find at Washington Park Beach?+

Washington Park Beach is reported to produce Agate, Beach Glass, Leland Blue, Fossilized Coral, Crinoid.

Is collecting allowed at Washington Park Beach?+

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.

What tools should I bring to Washington Park Beach?+

A rock hammer, a cold chisel, safety glasses, and newspaper or foam for wrapping finds cover most fossil ground. A trowel and a sieve help in soft exposures.

When is the best time to visit Washington Park Beach?+

The most comfortable months at Washington Park Beach are March to November.

How do I get to Washington Park Beach?+

Open the directions link to navigate to 41.72637, -86.91296 in Google Maps. The nearest road is Washington Park.

More rockhounding in Indiana

See all 33 Indiana spots →

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