The Demography of the Great Central Valley

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The Demography of the Great Central Valley

• Hans Johnson
• Public Policy Institute of California
• johnson_at_ppic.org

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Demography of the Central Valley

• General Trends
• Components of population change
• Population characteristics

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Central Valley Population1900-2000
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Decennial Growth RatesPercent Increase by
Decade, 1940-2000
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Central Valley Population by Ethnicity1970-1996
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Percent Change by Ethnicity5 year periods,
1970-1995
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Ethnic Composition of theCentral Valley,
1970-1996
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Why has the valley experienced such phenomenal
population growth?

• Domestic migration 1940-1980s
• Foreign migration 1980-1990s
• Natural increase 1945-1965 1980-1990s

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Components of Population ChangeAnnual Crude
Rates per 1000, 1990-1997
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Place of Birth
Source 1990 Census
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maps