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Where to Find Agates near Portland, OR

73 of the mapped rockhounding spots within 150 miles of Portland report agate. The closest is Washougal, about 21 miles out (26 min drive).

Agates are banded chalcedony nodules that survive long after their volcanic host rock rots away, which is why they concentrate in gravel bars, beaches, and glacial deposits far from where they formed.

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Every agate spot within 150 miles of Portland

Types of agates reported near Portland

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

Agates near Portland FAQ

Where can I find agates near Portland?+
73 mapped spots within about 150 miles of Portland report agate. The closest is Washougal in Clark County, roughly 21 miles away (26 min drive). The full list with coordinates is on this page.
Can I collect agates on public land near Portland?+
49 of the 73 spots here sit on land mapped as publicly accessible, and 1 is a fee-dig site where you pay for access and keep your finds. Casual hand collecting of common rocks and minerals is allowed on most BLM and Forest Service land with limits set by the local field office; national parks and most state parks are closed to collecting. Confirm current rules with the managing agency before a trip.
What is the fastest way to spot an agate in a gravel bed?+
Look for waxy luster and translucence rather than color. Wet the stone or look right after rain: agate glows softly at thin edges when backlit, while jasper and chert stay opaque. Banding clinches it but is often hidden until the stone is cracked or tumbled.
How far from Portland do I need to drive?+
The nearest agate spot is about 21 miles out, and the farthest on this list is 148 miles. Most fall inside a normal weekend day-trip radius.

Keep exploring from Portland

All rockhounding near Portland →Where to Find Geodes near Portland →Crystal Hunting near Portland →Gold Panning and Prospecting near Portland →Fossil Hunting near Portland →Where to Find Petrified Wood near Portland →
Agates in Washington (statewide) →Agates in Oregon (statewide) →

Where to Find Agates near other cities

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