In 1864, a 4,224.63 acres (17.10 km2) reservation was formally established by executive order for the Upper and Lower Chehalis peoples in 1864.

[5] The Confederated Tribes of the Chehalis Reservation was formally established through the creation of its constitution and bylaws on July 15, 1939.

[5] As of November 2022, Dustin Klatush serves as the current Chairman of the Confederated Tribes of the Chehalis.

[6] Past chairmen include: The Chehalis Reservation ranges 4,438 acres (17.96 km2), and is home to more than 600 American Indians.

[5] The Chehalis Tribe owns and operates Lucky Eagle Casino, Eagle’s Landing Hotel, Grand Buffet, Scatter Creek Grill, Prime Rib and Steakhouse, Sidewalk Deli in Rochester, Washington,[8] the Great Wolf Lodge Resort and Talking Cedar Brewing in Grand Mound, Washington.

It also owns three convenience stores, a fast food restaurant, two construction companies, and a cigarette stamping business.