Murrieta is a city in southwestern Riverside County, California, United States. The population of Murrieta was 103,466 at the 2010 census. Murrieta experienced over a 100% population increase between 2000 and 2010 according to the most recent census, making Murrieta one of the fastest growing cities in the state. Largely residential in character, Murrieta is considered a commuter town, with many of its residents commuting to jobs in San Diego County, Orange County, the more commercialized neighboring city of Temecula to the south, and Camp Pendleton.
Murrieta is bordered by Temecula to the south and the newly incorporated cities of Menifee and Wildomar to the north.
Murrieta is distinct from Rancho Murieta, an unincorporated community in Northern California, near Sacramento. It was founded by Esequial Murrieta, unrelated to Southern California bandit Joaquin Murrieta.