2020 census As of the
2020 census, the county had a population of 17,358. Of the residents, 16.6% were under the age of 18 and 18.5% were 65 years of age or older; the median age was 43.0 years. For every 100 females there were 105.8 males, and for every 100 females age 18 and over there were 106.6 males. 67.0% of residents lived in urban areas and 33.0% lived in rural areas. The racial makeup of the county was 85.2% White, 0.6%
Black or African American, 0.4%
American Indian and Alaska Native, 1.7%
Asian, 0.1%
Native Hawaiian and
Pacific Islander, 4.8% from some other race, and 7.1% from
two or more races.
Hispanic or Latino residents of any race comprised 10.9% of the population. of 2000, there were 14,872 people, 6,807 households, and 3,185 families living in the county. The
population density was . There were 10,096 housing units at an average density of . The racial makeup of the county was 94.33%
White, 0.53%
Black or
African American, 0.27%
Native American, 1.12%
Asian, 0.04%
Pacific Islander, 2.37% from
other races, and 1.34% from two or more races. Of the population, 6.54% were
Hispanic or
Latino of any race. There were 6,807 households, out of which 21.10% had children under the age of 18 living with them, 38.70% were
married couples living together, 5.30% had a female householder with no husband present, and 53.20% were non-families. Of all households, 35.80% were made up of individuals, and 3.50% had someone living alone who was 65 years of age or older. The average household size was 2.14 and the average family size was 2.77. In the county, the population was spread out, with 16.70% under the age of 18, 7.70% from 18 to 24, 38.30% from 25 to 44, 30.50% from 45 to 64, and 6.80% who were 65 years of age or older. The median age was 38 years. For every 100 females, there were 115.10 males. For every 100 females age 18 and over, there were 117.40 males. The median income for a household in the county was $59,375, and the median income for a family was $75,048. Males had a median income of $40,672 versus $33,896 for females. The
per capita income for the county was $40,811. About 3.00% of families and 6.20% of the population were below the
poverty line, including 4.40% of those under age 18 and 5.60% of those age 65 or over. ==Life expectancy==