Largest Cities in Southern California
Los Angeles: incorporated on April 4, 1850, Los Angeles is located within Los Angeles county and spans 469 square miles with a population of 3.8 million.
San Diego: Incorporated on March 27, 1850, San Diego is located within San Diego County and spans 326 square miles with a population of 1.3 million.
Long Beach: Incorporated on December 13, 1897, Long Beach is located within Los Angeles County and spans 51 square miles with a population of 463,000.
Bakersfield: Incorporated on January 11, 1898, Bakersfield is located within Kern County and spans 143 square miles with a population of 348,000.
Anaheim: Incorporated on March 18, 1876, Anaheim is located within Orange County and spans 50 square miles with a population of 337,000.
Santa Ana: Incorporated on June 1, 1886, Santa Ana is located within Orange County and spans 28 square miles with a population of 325,000.
Riverside: Incorporated on October 11, 1883, Riverside is located within Riverside County and spans 82 square miles with a population of 304,000.
Chula Vista: Incorporated on November 28, 1911, Chula Vista is located within San Diego County and spans 50 square miles with a population of 244,000.
Irvine: Incorporated on December 28, 1971, Irvine is located within Orange County and spans 67 square miles with a population of 213,000.
San Bernardino: Incorporated on August 10, 1869, San Bernardino is located within San Bernardino County and spans 60 square miles with a population of 210,000.
Oxnard: Incorporated on June 30, 1903, Oxnard is located within Ventura County and spans 27 square miles with a population of 198,000.
Fontana: Incorporated on June 25, 1925, Fontana is located within San Bernardino County and spans 43 square miles with a population of 197,000.
Moreno Valley: Incorporated on December 3, 1984, Moreno Valley is located within Riverside County and spans 52 square miles with a population of 194,000.
Huntington Beach: Incorporated on February 17, 1909, Huntington Beach is located within Los Angeles County and spans 27 square miles with a population of 190,000.
Glendale: Incorporated on February 15, 1906, Glendale is located within Los Angeles County and spans 31 square miles with a population of 192,000.
Santa Clarita: Incorporated on December 15, 1987, Santa Clarita is located within Los Angeles County and spans 53 square miles with a population of 177,000.
Garden Grove: Incorporated on June 18, 1956, Garden Grove is located within Orange County and spans 18 square miles with a population of 171,000.
Oceanside: Incorporated on July 3, 1888, Oceanside is located within San Diego County and spans 42 square miles with a population of 168,000.
Rancho Cucamonga: Incorporated on November 30, 1977, Rancho Cucamonga is located within San Bernardino County and spans 40 square miles with a population of 166,000.
Ontario: Incorporated on December 10, 1891, Ontario is located within San Bernardino County and spans 50 square miles with a population of 164,000.
Corona: Incorporated on July 13, 1896, Corona is located within Riverside County and spans 39 square miles with a population of 153,000.
Lancaster: Incorporated on November 22, 1977, Lancaster is located within Los Angeles County and spans 95 square miles with a population of 157,000.
Palmdale: Incorporated on August 24, 1962, Palmdale is located within Los Angeles County and spans 106 square miles with a population of 153,000.
Pomona: Incorporated on January 6, 1888, Pomona is located within Los Angeles County and spans 23 square miles with a population of 150,000.
Escondido: Incorporated on October 8, 1888, Escondido is located within San Diego County and spans 37 square miles with a population of 144,000.
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