Bolan is an unincorporated community and census-designated place in Worth County, Iowa, United States.

[3] The community is part of the Mason City Micropolitan Statistical Area.

Bolan was in the spotlight in 1989, when all the town's residents appeared on Late Night with David Letterman.

[8] According to the United States Census Bureau, the city has a total area of 2.89 square miles (7.49 km2), all land.

There were 12 housing units at an average density of 4.1 per square mile (1.6/km2).

18.2% of all households were made up of individuals, and 9.1% had someone living alone who was 65 years of age or older.