Best spot

Wilson River: Agate & Carnelian Rockhounding in Tillamook County, Oregon

Updated July 2026

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. Highway 6 follows the river through Tillamook State Forest, and free day use areas such as Jones Creek put fresh gravel within a short walk of the pavement. Reported finds include agate, carnelian, jasper. Below: coordinates, access notes, nearby spots, and trip-planning links.

Wilson River photos

Public image records connected to this spot or its reported material.

1 photo

Map showing Wilson River in Tillamook County, Oregon

Quick details

Access
Public area
State
Oregon
Nearest road
Wilson River Highway

Geology at Wilson River

This spot sits on surficial deposits; Alluvial deposits, mapped as mixed fluvial sediment that formed within roughly the last 3 million years. Tough silica like agate, jasper, and chert typically weathers out of beds like these and collects as float in drainages and on deflation surfaces.

Mapped unit
surficial deposits; Alluvial deposits
Age
3 Ma to present (Quaternary)
Rock types
mixed fluvial sediment
Elevation
610 ft

Geologic mapping via Macrostrat and the underlying state geological survey maps (CC BY 4.0). Bedrock at the surface can vary within a mapped unit.

Best time to visit Wilson River

Conditions here are workable year-round, with typical highs from 47°F in winter to 66°F in summer.

Climate normals: NOAA 1991-2020 monthlies, TILLAMOOK 6SE station (15 mi away), adjusted for elevation.

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.

State guidance last verified:

Found at Wilson River

Each chip 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 Wilson River.

Across the state line from Wilson River

Wilson River is close enough to the Oregon border that the next-closest rockhounding spots are in a neighboring state. Worth knowing if you are already on the road.

Wilson River FAQ

Where is Wilson River?+
Wilson River is in Tillamook County, Oregon, at 45.58940, -123.55880. Nearest road: Wilson River Highway.
What rocks and minerals can you find at Wilson River?+
Wilson River is reported to produce Agate, Carnelian, Jasper.
Is collecting allowed at Wilson River?+
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 Wilson River?+
Most agate and jasper is surface float: bring a spray bottle, a pick or small shovel, and a sturdy bag. Wet stones show their banding and translucence.
When is the best time to visit Wilson River?+
Wilson River is workable year-round.
How do I get to Wilson River?+
Open the directions link to navigate to 45.58940, -123.55880 in Google Maps. The nearest road is Wilson River Highway.

More rockhounding in Oregon

See all 177 Oregon spots →

Open Wilson River on the map

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

Download on the App StoreGet it on Google Play