Largest Ancestry Group for Residents of Each County
As of 2000

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, New England, West/Southwest, and the South regions.
Most Commonly Reported Ancestry (mouse over each to learn more)
african African American french/french canadian French/French Canadian mexican or hispanic Mexican or Hispanic
american American german German portuguese Portuguese
american indian American Indian irish Irish other Other
english English italian Italian

Source: Adapted from Ancestry: 2000 by Angela Brittingham and G. Patricia de la Cruz. (U.S. Census Bureau, Census 2000 Brief No. 35, June 2004.)
Note: Data based on sample. For information on confidentiality protection, sampling error, nonsampling error, and definitions, see