Civil War Wiki
80th Regiment Illinois Volunteer Infantry
Illinois flag
Active August 25, 1862 to June 10, 1865
Country United States
Allegiance Union
Branch Infantry
Equipment Battle of Perryville
Battle of Resaca
Battle of Kennesaw Mountain
Siege of Atlanta
Battle of Franklin
Battle of Nashville

The 80th Regiment Illinois Volunteer Infantry was an infantry regiment that served in the Union Army during the American Civil War.


The 80th Illinois Infantry was organized at Centralia, Illinois and mustered into Federal service on August 25, 1862.

The regiment was mustered out on June 10, 1865.

Total strength and casualties[]

The regiment suffered the loss of 6 officers and 52 enlisted men who were killed in action or who died of their wounds and 160 enlisted men who died of disease, for a total of 218 fatalities.[1]


  • Colonel Thomas G. Allen - Resigned April 21, 1863.
  • Lieutenant Colonel Andrew F. Rogers - Discharged November 25, 1864.
  • Lieutenant Colonel Erastus N. Bates - Mustered out with the regiment.[2]

See also[]

  • List of Illinois Civil War Units
  • Illinois in the American Civil War


  1. The Civil War Archive website after Dyer, Frederick Henry. A Compendium of the War of the Rebellion. 3 vols. New York: Thomas Yoseloff, 1959.
  2. Illinois in the Cvil war website after Illinois Adjutant General's muster rolls