State

Fossil sites in Idaho

Every fossil hunting site we've documented in Idaho, 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.

Photo: U.S. Geological Survey, CC BY 2.0, via Wikimedia Commons

1 fossil site

Updated 2 August 2026

Part of our national guide to the best places to fossil hunt in the United States.

Hagerman Fossil Beds National Monument Fossil Hunting Guide
Idaho, United States
Hagerman horse (Equus simplicidens), Mastodons, Camels, Sabertooth cats

Hagerman Fossil Beds National Monument Fossil Hunting Guide