Franklin County is a county located in the U.S. state of Texas. In 2000, its population was 9,458. Although the origin of the county's name is not recorded, it is generally believed to have been named after Judge Benjamin C. Franklin. Franklin County is one of 46 prohibition, or entirely dry, counties in the state of Texas. Its seat is Mount Vernon.
There were 3,754 households out of which 30.10% had children under the age of 18 living with them, 61.90% were married couples living together, 8.40% had a female householder with no husband present, and 27.20% were non-families. 24.60% of all households were made up of individuals and 12.80% had someone living alone who was 65 years of age or older. The average household size was 2.48 and the average family size was 2.95.
In the county, the population was spread out with 24.30% under the age of 18, 7.30% from 18 to 24, 24.80% from 25 to 44, 25.00% from 45 to 64, and 18.50% who were 65 years of age or older. The median age was 40 years. For every 100 females there were 94.30 males. For every 100 females age 18 and over, there were 92.80 males.
The median income for a household in the county was $31,955, and the median income for a family was $37,064. Males had a median income of $28,806 versus $19,361 for females. The per capita income for the county was $17,563. About 12.50% of families and 15.60% of the population were below the poverty line, including 21.20% of those under age 18 and 12.30% of those age 65 or over.