USDA Economic Research Service Data Sets
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Data Sets

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2003 Rural-Urban Continuum Codes for CA

FIPS
Code		StateCounty name2003 Rural-urban
continuum code		DescriptionCounty population 2000
06001CAAlameda County1County in metro area with 1 million population or more1,443,741
06003CAAlpine County8Nonmetro county completely rural or less than 2,500 urban population, adj. to metro area1,208
06005CAAmador County6Nonmetro county with urban population of 2,500-19,999, adjacent to a metro area35,100
06007CAButte County3County in metro area of fewer than 250,000 population203,171
06009CACalaveras County6Nonmetro county with urban population of 2,500-19,999, adjacent to a metro area40,554
06011CAColusa County6Nonmetro county with urban population of 2,500-19,999, adjacent to a metro area18,804
06013CAContra Costa County1County in metro area with 1 million population or more948,816
06015CADel Norte County7Nonmetro county with urban population of 2,500-19,999, not adjacent to a metro area27,507
06017CAEl Dorado County1County in metro area with 1 million population or more156,299
06019CAFresno County2County in metro area of 250,000 to 1 million population799,407
06021CAGlenn County6Nonmetro county with urban population of 2,500-19,999, adjacent to a metro area26,453
06023CAHumboldt County5Nonmetro county with urban population of 20,000 or more, not adjacent to a metro area126,518
06025CAImperial County3County in metro area of fewer than 250,000 population142,361
06027CAInyo County7Nonmetro county with urban population of 2,500-19,999, not adjacent to a metro area17,945
06029CAKern County2County in metro area of 250,000 to 1 million population661,645
06031CAKings County3County in metro area of fewer than 250,000 population129,461
06033CALake County4Nonmetro county with urban population of 20,000 or more, adjacent to a metro area58,309
06035CALassen County6Nonmetro county with urban population of 2,500-19,999, adjacent to a metro area33,828
06037CALos Angeles County1County in metro area with 1 million population or more9,519,338
06039CAMadera County3County in metro area of fewer than 250,000 population123,109
06041CAMarin County1County in metro area with 1 million population or more247,289
06043CAMariposa County8Nonmetro county completely rural or less than 2,500 urban population, adj. to metro area17,130
06045CAMendocino County4Nonmetro county with urban population of 20,000 or more, adjacent to a metro area86,265
06047CAMerced County3County in metro area of fewer than 250,000 population210,554
06049CAModoc County6Nonmetro county with urban population of 2,500-19,999, adjacent to a metro area9,449
06051CAMono County7Nonmetro county with urban population of 2,500-19,999, not adjacent to a metro area12,853
06053CAMonterey County2County in metro area of 250,000 to 1 million population401,762
06055CANapa County3County in metro area of fewer than 250,000 population124,279
06057CANevada County4Nonmetro county with urban population of 20,000 or more, adjacent to a metro area92,033
06059CAOrange County1County in metro area with 1 million population or more2,846,289
06061CAPlacer County1County in metro area with 1 million population or more248,399
06063CAPlumas County7Nonmetro county with urban population of 2,500-19,999, not adjacent to a metro area20,824
06065CARiverside County1County in metro area with 1 million population or more1,545,387
06067CASacramento County1County in metro area with 1 million population or more1,223,499
06069CASan Benito County1County in metro area with 1 million population or more53,234
06071CASan Bernardino County1County in metro area with 1 million population or more1,709,434
06073CASan Diego County1County in metro area with 1 million population or more2,813,833
06075CASan Francisco County1County in metro area with 1 million population or more776,733
06077CASan Joaquin County2County in metro area of 250,000 to 1 million population563,598
06079CASan Luis Obispo County3County in metro area of fewer than 250,000 population246,681
06081CASan Mateo County1County in metro area with 1 million population or more707,161
06083CASanta Barbara County2County in metro area of 250,000 to 1 million population399,347
06085CASanta Clara County1County in metro area with 1 million population or more1,682,585
06087CASanta Cruz County2County in metro area of 250,000 to 1 million population255,602
06089CAShasta County3County in metro area of fewer than 250,000 population163,256
06091CASierra County8Nonmetro county completely rural or less than 2,500 urban population, adj. to metro area3,555
06093CASiskiyou County7Nonmetro county with urban population of 2,500-19,999, not adjacent to a metro area44,301
06095CASolano County2County in metro area of 250,000 to 1 million population394,542
06097CASonoma County2County in metro area of 250,000 to 1 million population458,614
06099CAStanislaus County2County in metro area of 250,000 to 1 million population446,997
06101CASutter County3County in metro area of fewer than 250,000 population78,930
06103CATehama County4Nonmetro county with urban population of 20,000 or more, adjacent to a metro area56,039
06105CATrinity County8Nonmetro county completely rural or less than 2,500 urban population, adj. to metro area13,022
06107CATulare County2County in metro area of 250,000 to 1 million population368,021
06109CATuolumne County4Nonmetro county with urban population of 20,000 or more, adjacent to a metro area54,501
06111CAVentura County2County in metro area of 250,000 to 1 million population753,197
06113CAYolo County1County in metro area with 1 million population or more168,660
06115CAYuba County3County in metro area of fewer than 250,000 population60,219
For more information, contact: Tim Parker

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Updated date: August 18, 2003