Reading Adobe is a historical site in Cottonwood, California in Shasta County.

Major Reading and the California Battalion fought in the Mexican-American War.

Reading was one of the signer of the Treaty of Cahuenga on January 13, 1847, which ended the war in Alta California.

[3] The historical marker is at entrance to Reading Island Park, 213 Adobe Road in Cottonwood.

The marker was placed there by the California State Department of Public Works - Division of Highways.