[1] The Chugach people have lived in the region around Prince William Sound for millennia, according to archaeological finds.

The Chugach have at times traded with or fought against neighboring groups, the Eyak, Ahtna, and the Tlingit.

[1] In 1964, a tsunami generated by the Good Friday earthquake destroyed the Chugach village of Chenega, Alaska.

The fishing-based Chugach economy was badly affected by the environmental damage caused by the Exxon Valdez oil spill in 1989.

Chugach people speak one of two dialects of the Pacific Gulf Yupik language; the other being Koniag.