Lyon County is a county located in the U.S. state of Kentucky. As of the 2020 census, the population was 8,680. Its county seat is Eddyville. The county was formed from Caldwell County, Kentucky in 1854 and named for former Congressman Chittenden Lyon.

Geography

According to the U.S. Census Bureau, the county has a total area of , of which is land and (17%) is water.

Adjacent counties

  • Crittenden County (north)
  • Caldwell County (east)
  • Trigg County (south)
  • Marshall County (southwest)
  • Livingston County (northwest)

National protected area

  • Land Between the Lakes National Recreation Area (part)

Demographics

2020 census

As of the 2020 census, the county had a population of 8,680. The median age was 49.4 years. 13.4% of residents were under the age of 18 and 24.9% of residents were 65 years of age or older. For every 100 females there were 125.7 males, and for every 100 females age 18 and over there were 129.9 males age 18 and over.

The racial makeup of the county was 89.5% White, 5.9% Black or African American, 0.3% American Indian and Alaska Native, 0.4% Asian, 0.0% Native Hawaiian and Pacific Islander, 1.0% from some other race, and 2.9% from two or more races. Hispanic or Latino residents of any race comprised 1.8% of the population.

There were 3,327 households in the county, of which 20.5% had children under the age of 18 living with them and 23.5% had a female householder with no spouse or partner present. About 31.4% of all households were made up of individuals and 16.4% had someone living alone who was 65 years of age or older. of 2000, there were 8,080 people, 2,898 households, and 2,043 families living in the county. The population density was . There were 4,189 housing units at an average density of . The racial makeup of the county was 91.86% White, 6.72% Black or African American, 0.30% Native American, 0.17% Asian, 0.01% Pacific Islander, 0.40% from other races, and 0.54% from two or more races. 0.73% of the population were Hispanic or Latino of any race.

The largest ancestry groups in Lyon County, Kentucky according to the census

Politics

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Elected officials

{| class=wikitable

|-

| colspan="3" |Elected officials as of January 3, 2025

|-

! scope=row|U.S. House

| |James Comer (R)

| |

|-

! scope=row|Ky. Senate

| |Jason Howell (R)

| |1

|-

! scope=row|Ky. House

| |Chris Freeland (R)

| |6

|}

Education

The school district for all of the county is Lyon County School District.

See also

  • National Register of Historic Places listings in Lyon County, Kentucky

References

  • Local Information
  • Lyon County School's student index
  • Land Between the Lakes Homepage