According to the U.S. Census Bureau, the county has a total area of 1,463 square miles (3,790 km2), of which 1,462 square miles (3,790 km2) are land and 1.2 square miles (3.1 km2) (0.08%) are covered by water.[4]
U.S. Decennial Census[5] 1850–2010[6] 2010[7] 2020[8]
Hartley County, Texas – Racial and ethnic composition Note: the US Census treats Hispanic/Latino as an ethnic category. This table excludes Latinos from the racial categories and assigns them to a separate category. Hispanics/Latinos may be of any race.
As of the census[10] of 2000, 5,537 people, 1,604 households, and 1,220 families were residing in the county. The population density was 4 people/sq mi (1.5 people/km2). The 1,760 housing units had an average density of 1 per square mile (0.39/km2). The racial makeup of the county was 81.07% White, 8.15% African American, 0.43% Native American, 0.27% Asian, 8.65% from
other races, and 1.43% from two or more races. About 13.69% of the population were Hispanics or Latinos of any race. In ancestry, 21.0% were of German, 12.6% were of English, 12.3% were of Irish, 6.6% were of American, 4.3% were of French, 3.0% were of Scottish, and 3.0% were of Dutch.
Of the 1,604 households, 35.5% had children under 18 living with them, 68.9% were married couples living together, 4.7% had a female householder with no husband present, and 23.9% were not families; 21.6% of all households were made up of individuals, and 11.8% had someone living alone who was 65 or older. The average household size was 2.56, and the average family size was 2.98.
In the county, the age distribution was 20.8% under 18, 4.7% from 18 to 24, 35.7% from 25 to 44, 26.9% from 45 to 64, and 11.90% who were 65 or older. The median age was 40 years. For every 100 females, there were 154.10 males. For every 100 females age 18 and over, there were 172.90 males.
The median income for a household in the county was $46,327, and for a family was $53,004. Males had a median income of $29,783 versus $21,783 for females. The per capita income for the county was $18,067. About 3.70% of families and 6.60% of the population were below the poverty line, including 8.0% of those under age 18 and 5.3% of those age 65 or over.
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