State

Fossil sites in Kansas

Every fossil hunting site we've documented in Kansas, 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: IveGoneAway, CC BY-SA 4.0, via Wikimedia Commons

2 fossil sites

Updated 4 August 2026

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

Castle Rock Badlands Fossil Hunting Guide
Kansas, United States
Inoceramus (giant clams), Foraminifera, Marine fish vertebrae, Shark teeth (rare)
Monument Rocks (Chalk Pyramids) Fossil Guide
Kansas, United States
Mosasaurs, Giant clams (Inoceramus), Pterosaurs, Hesperornis

Castle Rock Badlands Fossil Hunting Guide

Monument Rocks (Chalk Pyramids) Fossil Guide