2010 census As of the 2010 census, there were 77,230 people, 28,760 households, and 19,954 families living in the county. The population density was . There were 31,072 housing units at an average density of . The racial makeup of the county was 88.9% white, 1.2% Asian, 0.8% American Indian, 0.4% black or African American, 0.1% Pacific islander, 6.3% from other races, and 2.3% from two or more races. Those of Hispanic or Latino origin made up 13.7% of the population. In terms of ancestry, 20.2% were German, 14.5% were English, 10.8% were Irish, and 7.0% were American.
2010 census As of the 2010 census, there were 77,230 people, 28,760 households, and 19,954 families living in the county. The population density was . There were 31,072 housing units at an average density of . The racial makeup of the county was 88.9% white, 1.2% Asian, 0.8% American Indian, 0.4% black or African American, 0.1% Pacific islander, 6.3% from other races, and 2.3% from two or more races. Those of Hispanic or Latino origin made up 13.7% of the population. In terms of ancestry, 20.2% were German, 14.5% were English, 10.8% were Irish, and 7.0% were American.