Marshall County is a county located in the state of Kentucky. Based on the 2010 census, the population was 31,448. Marshall County was created on June 1, 1842. The county seat is Benton. The county is named John Marshall (1755-1835).
Marshall county is named John Marshall (1755-1835), founder of the United States system of constitutional law, including the doctrine of judicial review, defendant in the famous case, Marbury v. Madison (1803), which established the Supreme Court's right to state and expound constitutional law.
County QuickFacts: CensusBureau Quick Facts
Marshall county was formed in 1842. It is located in the Jackson Purchase region of the state. The elevation in the county ranges from 302 to 550 feet above sea level. In 2000 the county population was 30,125 in a land area of 304.89 square miles, an average of 98.8 people per square mile. The county seat is Benton.
It was a dry county up until July 28, 2015, when residents voted for the county to go "wet". It is the only Purchase Area county to not border another state.
As reported by the Census Bureau, the county has a total area of 340 square miles (880 km2), of which 301 square miles (780 km2) is land and 39 square miles (100 km2) (11%) is water.
Marshall county is located in west Kentucky. The county's northeastern border is formed by the Tennessee River and Kentucky Lake. Part of the Clarks River National Wildlife Refuge is located in this county.
Bordering counties are as follows: