Blythe is a city in Riverside County, located in the Palo Verde Valley of the Lower Colorado River Valley Region. It is approximately 224 miles east of Los Angeles and 140 miles west of Phoenix. The city has a population of 21,000, according to the 2010 census.
Blythe is near the California/Arizona Border in the Colorado Desert section of the Sonoran Desert, at the junction of Interstate 10 and US 95. The city has a total area of 27 square miles, of which 26.2 square miles is land and 0.8 square miles is water. The town was named after the San Francisco financier, Thomas H. Blythe, who settled the first water rights to the Colorado River in 1877. The city was incorporated in 1877.