As of the 2010 United States Census, there were 231,236 people in the county, organized into 78,784 households and 57,867 families. The population density was 351/sqmi (135/km2). There were 86,187 housing units at an average density of 131 per square mile (50/km2). The racial makeup of the county was 85.2% White, 1.4% Black or African American, 1.3% Asian, 0.8% Native American, 0.3% Pacific Islander, 6.59% from other races, and 3.0% from two or more races. 16.7% of the population were Hispanic or Latino of any race.