For more information, please visit the University of California Agriculture and Natural Resources Cooperative Extension website.
Metropolitan Areas in California (definition of metropolitan) with links to the local Cooperative Extension office:
Notes:
MSA = Metropolitan Statistical Area
(#) = Rural-Urban Continuum Code
Greater than 1 million population (1)
MSA: Los Angeles – Long Beach – Anaheim
Principal Cities: Anaheim, Arcadia, Burbank, Carson, Costa Mesa, Fountain Valley, Gardena, Glendale, Irvine, Long Beach, Los Angeles, Monterey Park, Newport Beach, Orange, Pasadena, Santa Ana, Santa Monica, Torrance, Tustin
MSA Counties: Los Angeles County, Orange
MSA: Riverside – San Bernardino – Ontario
Principal Cities: Chino, Corona, Ontario, Redlands, Riverside, San Bernardino, Temecula, Victorville
MSA Counties: Riverside, San Bernardino
MSA: Sacramento – Roseville – Arden – Arcade
Arden-Arcade
Principal Cities: Folsom, Rancho Cordov, Roseville, Sacramento
MSA Counties: El Dorado, Placer, Sacramento, Yolo
MSA: San Diego – Carlsbad
Principal Cities: Carlsbad, San Diego
MSA Counties: San Diego
MSA: San Francisco – Oakland – Hayward
Principal Cities: Berkeley, Hayward, Oakland, Pleasanton, Redwood City, San Francisco, San Leandro, San Rafael, San Ramon, South San Francisco, Walnut Creek
MSA Counties: Marin, San Francisco, San Mateo, Alameda, Contra Costa
MSA: San Jose – Sunnyvale – Santa Clara
Principal Cities: Cupertino, Milpitas, Mountain View, Palo Alto, San Jose, Santa Clara, Sunnyvale
MSA Counties: San Benito, Santa Clara
250,000 to 1 million population (2)
MSA: Bakersfield
Principal Cities: Bakersfield
MSA Counties: Kern
MSA: Fresno
Principal Cities: Fresno
MSA Counties: Fresno
MSA: Merced
Principal Cities: Merced
MSA Counties: Merced
MSA: Modesto
Principal Cities: Modesto
MSA Counties: Stanislaus
MSA: Oxnard – Thousand Oaks – Ventura
Principal Cities: Camarillo, Oxnard, San Buenaventura (Ventura), Thousand Oaks
MSA Counties: Ventura
MSA: Salinas
Principal Cities: Salinas
MSA Counties: Monterey
MSA: San Luis Obispo-Paso Robles-Arroyo
Grande
Principal Cities: Arroyo Grande, El Paso de Robles (Paso Robles), San Luis Obispo
MSA Counties: San Luis Obispo
MSA: Santa Cruz – Watsonville
Principal Cities: Santa Cruz, Watsonville
MSA Counties: Santa Cruz
MSA: Santa Maria – Santa Barbara
Principal Cities: Santa Barbara, Santa Maria
MSA Counties: Santa Barbara
MSA: Santa Rosa
Principal Cities: Santa Rosa
MSA Counties: Sonoma
MSA: Stockton – Lodi
Principal Cities: Lodi, Stockton
MSA Counties: San Joaquin
MSA: Vallejo – Fairfield
Principal Cities: Fairfield, Vallejo
MSA Counties: Solano
MSA: Visalia – Porterville
Principal Cities: Porterville, Visalia
MSA Counties: Tulare
Fewer than 250,000 population (3)
MSA: Chico
Principal Cities: Chico
MSA Counties: Butte
MSA: El Centro
Principal Cities: El Centro
MSA Counties: Imperial
MSA: Hanford Corcoran
Principal Cities: Corcoran, Hanford
MSA Counties: Kings
MSA: Madera
Principal Cities: Madera
MSA Counties: Madera
MSA: Napa
Principal Cities: Napa
MSA Counties: Napa
MSA: Redding
Principal Cities: Redding
MSA Counties: Shasta