Harrison is a city in Boone County, Arkansas, United States. It is the county seat. According to 2007 Census Bureau estimates, the population of the city was 13,108. Boone County was organized in 1869, during reconstruction after the civil war. Harrison was platted and made the county seat. It is named after L. LaRue Harrison, a Union officer who surveyed and platted the town. Boone County Regional Airport serves the city.Harrison is the principal city of the Harrison Micropolitan Statistical Area, which includes all of Boone and Newton counties.

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