Rockhounding in Tillamook County, Oregon

5 mapped rockhounding spots in Tillamook County. Most commonly produces agate, jasper, bloodstone, moonstone.

Tillamook County rockhounding photos

Representative spot and material photos from this county, shown where verified public image records are available.

1 photo

Exposed gravel bars along the Wilson River near the Tillamook Forest Center, Tillamook County, Oregon — Wilson RiverTillamook County, Oregon

Minerals reported in Tillamook County

Standout in Tillamook County

Hand-picked spot in Tillamook County, chosen for unusual mineralogy or documented public access. Each card opens the full coordinates and access notes.

Top pick
Wilson River
Public
Tillamook County
Gravel bars along the Wilson River carry the carnelian, agate, and jasper that the northern Oregon Coast Range is known for, restocked by every winter's high water.
Agate, Carnelian, Jasper

Spots in Tillamook County

Spot	Minerals	Coordinates	Access
Bob Straub State ParkDune Ridge Trail	Agate Jasper Bloodstone Moonstone	45.1821, -123.9705	Permission
Ocean beachGreat Dune Trail	Agate Jasper Bloodstone Moonstone	45.6936, -123.9399	Public
Oceanside & Tunnel BeachesMaxwell Mountain Road	Agate Jasper Calcite Fossils Zeolite	45.4623, -123.9724	Check locally
Short BeachRadar Road	Agate Jasper	45.4732, -123.9693	Public
Wilson RiverWilson River Highway	Agate Carnelian Jasper	45.5894, -123.5588	Public

Neighboring counties in Oregon

Adjacent rockhounding counties, ranked by how close their centroids sit to Tillamook County. A natural extension if Tillamook County is already on your trip plan.

Across the state line from Tillamook County

Rockhounding counties in neighboring states within driving range. Geology rarely respects state borders — these are often the closest mapped spots you can reach without going deeper into Oregon.

Tillamook County FAQ

Where can I rockhound in Tillamook County, Oregon?+

RockHoundR tracks 5 rockhounding spots in Tillamook County. Each entry below has coordinates, mineral notes, and access type. Always confirm local rules before collecting.

What rocks and minerals are common in Tillamook County?+

Spots in Tillamook County most often produce Agate, Jasper, Bloodstone, Moonstone, Calcite. Individual spots can vary widely.

Are these Tillamook County rockhounding spots on public land?+

Most spots in this list are tagged public, but access can change with seasons, claims, and local closures. Always verify before driving out — links in the app open the right BLM, USFS, or county pages.

Plan a Tillamook County rockhounding trip

Open RockHoundR to see these spots on the map alongside land overlays, weather, geology, and your saved finds.