1880 United States Federal Census for Calhoun County, Iowa
- Butler - Temporary Location
- Butler / Pomeroy - Temporary Location
- Calhoun
- Cedar
- Center
- Elm Grove
- Greenfield
- Jackson
- Lake City
- Lake Creek
- Lincoln
- Logan
- Manson
- Reading
- Rockwell City - Temporary Location
- Sherman
- Twin Lakes
- Union
- Williams
Agricultural Census
- Butler - Temporary Location