State
Fossil sites in Washington
Every fossil hunting site we've documented in Washington, from pay-to-dig fossil parks to free public collecting localities and in-situ viewing destinations. Each entry includes directions, access policy, fossil types found, and the underlying geology.
6 fossil sites
Updated 3 August 2026
Part of our national guide to the best places to fossil hunt in the United States.
Alki Beach Blakeley Formation Fossil Hunting Guide
Washington, United States
Marine mollusks, Crab concretions, Shark teeth (rare), Wood and plant debris
Chuckanut Drive & Larrabee State Park Fossil Hunting Guide
Washington, United States
Fossil palm fronds (Sabalites), Fossil leaves, Plant debris, Trace fossils (bird and reptile, protected)
Fort Ward Park (Blakeley Formation) Fossil Hunting Guide
Washington, United States
Marine mollusks, Crab concretions, Trace fossils, Plant debris (rare)
Ginkgo Petrified Forest State Park Fossil Hunting Guide
Washington, United States
Petrified wood (Ginkgo), Petrified wood (50+ species), Fossil wood (Douglas-fir-related), Fossil wood (sweetgum-related)
Racehorse Creek Chuckanut Fossil Fields Hunting Guide
Washington, United States
Fossil palm fronds (Sabalites), Tree fern fronds (Cyathea pinnata), Fossil leaves, Gastornis trackways (protected)
Stonerose Interpretive Center Fossil Hunting Guide
Washington, United States
Fossil Leaves, Insects, Fish