The city of Simi Valley, located in the eponymous valley, is situated in the southeast corner of Ventura County, California, United States. Located 30 miles (48 km) from Downtown Los Angeles, Simi Valley is part of the Greater Los Angeles Area. The city is adjacent to Thousand Oaks, Moorpark, and the Los Angeles neighborhood of Chatsworth. The city is surrounded by the Santa Susana Mountain range and the Simi Hills, west of the San Fernando Valley, and northeast of the Conejo Valley. It is largely a commuter bedroom community feeding the larger cities in Ventura County to the west and the Los Angeles area and the San Fernando Valley to the east.
Simi Valley has been ranked twice as the 18th most Conservative city in the United States. A study done by the University of Vermont also ranked Simi Valley as the fifth-happiest city in the United States. According to crime statistics by the FBI in 2013, it is the seventh-safest city in the U.S.