2020 census
As of the 2020 census, the county had a population of 5,250. The median age was 36.2 years. 28.4% of residents were under the age of 18 and 15.9% of residents were 65 years of age or older. For every 100 females there were 99.8 males, and for every 100 females age 18 and over there were 99.2 males age 18 and over.[12][13]
The racial makeup of the county was 66.4% White, 0.4% Black or African American, 1.2% American Indian and Alaska Native, 0.4% Asian, 0.0% Native Hawaiian and Pacific Islander, 20.3% from some other race, and 11.4% from two or more races. Hispanic or Latino residents of any race comprised 38.5% of the population.[13]
0.0% of residents lived in urban areas, while 100.0% lived in rural areas.[14]
There were 1,905 households in the county, of which 37.6% had children under the age of 18 living with them and 19.5% had a female householder with no spouse or partner present. About 23.2% of all households were made up of individuals and 10.8% had someone living alone who was 65 years of age or older.[12]
There were 2,240 housing units, of which 15.0% were vacant. Among occupied housing units, 71.9% were owner-occupied and 28.1% were renter-occupied. The homeowner vacancy rate was 2.3% and the rental vacancy rate was 17.1%.[12]
2000 census
As of the census[15] of 2000, there were 5,463 people, 1,988 households, and 1,457 families residing in the county. The population density was 8 people per square mile (3.1 people/km2). There were 2,265 housing units at an average density of 3 per square mile (1.2/km2). The racial makeup of the county was 83.01% White, 0.93% Black or African American, 0.93% Native American, 0.24% Asian, 0.02% Pacific Islander, 13.25% from other races, and 1.61% from two or more races. 21.73% of the population were Hispanic or Latino of any race.
There were 1,988 households, out of which 38.80% had children under the age of 18 living with them, 63.10% were married couples living together, 7.10% had a female householder with no husband present, and 26.70% were non-families. 24.30% of all households were made up of individuals, and 12.10% had someone living alone who was 65 years of age or older. The average household size was 2.72 and the average family size was 3.27.
In the county, the population was spread out, with 31.20% under the age of 18, 8.30% from 18 to 24, 27.80% from 25 to 44, 19.40% from 45 to 64, and 13.30% who were 65 years of age or older. The median age was 34 years. For every 100 females there were 95.30 males. For every 100 females age 18 and over, there were 92.50 males.
The median income for a household in the county was $41,830, and the median income for a family was $49,063. Males had a median income of $36,525 versus $22,803 for females. The per capita income for the county was $17,814. About 8.30% of families and 10.30% of the population were below the poverty line, including 15.10% of those under age 18 and 4.70% of those age 65 or over.
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