Iowa Civil War Union Units 1st through 9th
The information in this list of Iowa Military Units comes from the Civil War Soldiers and Sailors web site (CWSS). This web site can also be searched by the name of a soldier.
Units 1st through 2nd
- 1st Regiment, Iowa Cavalry
Organized at Davenport August and September, 1861.
Mustered out February 15, 1866. Moved to Iowa February 19-March 12, and discharged March 16, 1866.
- 1st Regiment, Iowa Infantry (3 months, 1861)
Organized at Keokuk for three months and mustered in May 14, 1861.
Mustered out August 20, 1861.
- 1st Regiment, Iowa Infantry (African descent)(Union)
Designation changed to 60th Regiment United States Colored Infantry
- 1st Independent Battery, Iowa Light Artillery
Organized at Burlington August 17, 1861, and duty there till December.
Mustered out July 5, 1865.
- 2nd Regiment, Iowa Cavalry
Organized in Iowa at large and mustered in at Council Bluffs, Ia., August 18, 1861.
Mustered out August 7, 1865.
- 2nd Regiment, Iowa Infantry
Organized at Keokuk and mustered in May 27, 1861.
Mustered out July 12 and discharged at Davenport, Iowa, July 20, 1865.
- 2nd Independent Battery, Iowa Light Artillery
Organized at Davenport August and September, 1861.
Mustered out September 19, 1865.
Units 3rd through 4th
- 3rd Regiment, Iowa Cavalry
Organized at Keokuk August 30 to September 14, 1861.
Mustered out August 9, 1865.
- 3rd Regiment, Iowa Infantry
Organized at Keokuk and mustered in June 8, 1861. Veterans consolidated to a Battalion of three Companies July, 1864.
Transferred to 2nd Iowa Infantry as Companies "A," "F" and "I," November 4, 1864.
- 3rd Independent Battery, Iowa Light Artillery
Organized at Dubuque and mustered in September 24, 1861.
Mustered out Oct. 23, 1865.
- 4th Regiment, Iowa Cavalry
Organized at Camp Harlan, Mount Pleasant, September to November, 1861. Companies muster in "A," "E" and "F" November 23, "B," "C," "D," "I," "K" and "M" November 25, "G" November 27, "L" December 24, and "H" January 1, 1862.
Mustered out at Atlanta August 10, 1865, and discharged at Davenport, Ia., August 24, 1865.
- 4th Regiment, Iowa Infantry
Organized at Council Bluffs and mustered in August 8, 1861.
- 4th Independent Battery, Iowa Light Artillery
Organized at Davenport November 23, 1863.
Mustered out July 14, 1865.
Units 5th and 6th
- 5th Regiment, Iowa Cavalry
Organized as Curtis Horse by order of General Fremont. Cos. "A," "B," "C" and "D" organized at Omaha, Neb., September 14 to November 13, 1861; "E" at Dubuque, Ia.; "F" in Missouri, as Fremont Hussars, October 25, 1861; "H" at Benton Barracks, Mo., December 28, 1861; "G," "I" and "K" as 1st, 2nd and 3rd Independent Companies, Minnesota Cavalry, at Fort Snelling, Minn., October 29 to December 20, 1861; "L" as Naughton's Irish Dragoons at Jefferson City, Mo., and "M" as Osage Rifles at St. Louis, Mo., November 1, 1861.
Mustered out August 11, 1865.
- 5th Regiment, Iowa Infantry
Organized at Burlington July 15, 1861.
Mustered out July 30. Consolidated with 5th Iowa Cavalry August 8, 1864.
- 6th Regiment, Iowa Cavalry
Organized at Davenport January 31 to March 5, 1863.
Mustered out October 17, 1865
- 6th Regiment, Iowa Infantry
Organized at Burlington and mustered in July 17, 1861.
Mustered out July 21, 1865.
Units 7th through 9th
- 7th Regiment, Iowa Cavalry
Organized at Davenport April 27 to July 13, 1863, Companies "A" to "H." Company "I" organized as Sioux City Cavalry November 14, 1861, and three Companies organized for 41st Iowa Battalion assigned as Companies "K," "L" and "M."
Mustered out June 22, 1866.
- 7th Regiment, Iowa Infantry
Organized at Burlington July 24 to August 4, 1861.
Mustered out July 12, 1865.
- 8th Regiment, Iowa Cavalry
Organized at Davenport September 30, 1863.
Mustered out August 13, 1865.
- 8th Regiment, Iowa Infantry
Organized at Davenport August and September, 1861.
Mustered out April 20, 1866.
- 9th Regiment, Iowa Cavalry
Organized at Dubuque and mustered in September 24, 1861.
Mustered out July 18, 1865.
- 9th Regiment, Iowa Infantry
Organized at Dubuque and mustered in September 24, 1861.
Mustered out July 18, 1865.