Civil War Wiki
48th Regiment Illinois Volunteer Infantry
Illinois state flag
Active September, 1861 to August 15, 1865
Country United States
Allegiance Union
Branch Infantry
Engagements Capture of Fort Henry
Capture of Fort Donelson
Battle of Shiloh
Siege of Vicksburg
Battle of Resaca
Siege of Atlanta
March to the Sea
Battle of Bentonville

The 48th Regiment Illinois Volunteer Infantry was an infantry regiment that served in the Union Army during the American Civil War.


The 48th Illinois Infantry was organized at Camp Butler, Illinois and mustered into Federal service in September, 1861.

The regiment was mustered out on August 15, 1865.

Total strength and casualties[]

The regiment suffered 10 officers and 113 enlisted men who were killed in action or mortally wounded and 6 officers and 251 enlisted men who died of disease, for a total of 380 fatalities.[1]


  • Colonel Isham N. Haynie - resigned on November 21, 1862.
  • Colonel William W. Sanford - resigned on January 18, 1864.
  • Colonel Lucien N. Greathouse - killed in action July 22, 1864.
  • Colonel Thomas L. Weens - 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 Civil War website after Illinois Adjutant General's muster rolls