Worth County is a county located in the northwestern portion of the U.S. state of Missouri. As of the 2010 census, the population was 2,171. It is the smallest county in the state in population and, excepting the independent city of St. Louis, the smallest in total area. Its county seat is Grant City. The county was organized February 8, 1861 and named for General William J. Worth, who served in the Mexican–American War. Worth County is the youngest county in the state.
Geography
According to the U.S. Census Bureau, the county has a total area of, of which is land and is water. It is the smallest county in Missouri by area. Iowa is located to the north of Worth County.
As of the census of 2000, there were 2,382 people, 1,009 households, and 677 families residing in the county. The population density was 9 people per square mile. There were 1,245 housing units at an average density of 5 per square mile. The racial makeup of the county was 98.99% White, 0.17% Black or African American, 0.34% Native American, 0.08% Asian, and 0.42% from two or more races. Approximately 0.29% of the population were Hispanic or Latino of any race. There were 1,009 households out of which 28.90% had children under the age of 18 living with them, 56.40% were married couplesliving together, 7.70% had a female householder with no husband present, and 32.90% were non-families. 30.00% of all households were made up of individuals and 16.70% had someone living alone who was 65 years of age or older. The average household size was 2.31 and the average family size was 2.85. In the county, the population was spread out with 24.30% under the age of 18, 6.80% from 18 to 24, 23.50% from 25 to 44, 23.10% from 45 to 64, and 22.30% who were 65 years of age or older. The median age was 42 years. For every 100 females there were 96.00 males. For every 100 females age 18 and over, there were 90.60 males. The median income for a household in the county was $27,471, and the median income for a family was $34,044. Males had a median income of $24,138 versus $17,300 for females. The per capita income for the county was $14,367. About 10.90% of families and 14.30% of the population were below the poverty line, including 18.80% of those under age 18 and 11.50% of those age 65 or over.