Boone ( BOON) is a city in Des Moines Township, and county seat of Boone County, Iowa, United States. It is the principal city of the Boone, Iowa Micropolitan Statistical Area, which encompasses all of Boone County. This micropolitan statistical area, along with the Ames, Iowa Metropolitan Statistical Area comprise the larger Ames-Boone, Iowa Combined Statistical Area. The population of the city was 12,661 at the 2010 census.
Coal mining played an important part in the early history of the Boone area. Local blacksmiths were already mining coal from the banks of Honey Creek south of what became Boone in 1849.
Boone was platted as a town in 1865 by John Insley Blair. It was incorporated the following year, when the Chicago and North Western Transportation Company railroad station was built there. The town was originally named "Montana"; it was renamed to Boone in 1871. The nearby town of Boonesboro was also chartered in 1866; Boonesboro was annexed to Boone in 1887.