Hamilton County is a county located in the U.S. state of Texas. In 2000, its population was 8,229. Hamilton County is named for James Hamilton Jr., a former governor of South Carolina who gave financial aid to the Republic of Texas. The county seat is Hamilton.
There were 3,374 households out of which 27.40% had children under the age of 18 living with them, 58.20% were married couples living together, 7.70% had a female householder with no husband present, and 31.10% were non-families. 28.40% of all households were made up of individuals and 17.40% had someone living alone who was 65 years of age or older. The average household size was 2.37 and the average family size was 2.89.
In the county, the population was spread out with 23.80% under the age of 18, 6.00% from 18 to 24, 22.90% from 25 to 44, 23.80% from 45 to 64, and 23.60% who were 65 years of age or older. The median age was 43 years. For every 100 females there were 93.50 males. For every 100 females age 18 and over, there were 87.10 males.
The median income for a household in the county was $31,150, and the median income for a family was $39,494. Males had a median income of $26,703 versus $20,192 for females. The per capita income for the county was $16,800. About 10.60% of families and 14.20% of the population were below the poverty line, including 21.20% of those under age 18 and 13.80% of those age 65 or over.