Coyote Creek is a principal tributary of the San Gabriel River in northwest Orange County, southeast Los Angeles County, and southwest Riverside County in the U.S. state of California. It drains a land area of roughly 41.3 square miles (107 km²) covering five major cities, including Brea, Buena Park, Fullerton, La Habra, and La Palma. Some major tributaries of the creek in the highly urbanized watershed include Brea Creek, Fullerton Creek and Carbon Creek.