Missouri Civil War Union Infantry Units

United States     U.S. Military      Missouri      Missouri Military      Missouri in the Civil War      Missouri Civil War Union Infantry Units

The information in this list of Missouri Military Units comes from the Civil War Soldiers and Sailors web site (CWSS). That web site can also be searched by the name of a soldier.

-1st Units

 * 1st Rifle Battalion, Missouri Infantry (Union) "Compendium of the War of the Rebellion" by Frederick H. Dyer contains no history for this unit.


 * 1st Regiment, Missouri Infantry (3 months 1861) (Union) Organized at St. Louis, Missouri, for three months April 22, 1861. Designation of Regiment changed to 1st Missouri Light Artillery September 1, 1861.


 * 1st Regiment, Enrolled Militia, Missouri National Guard Infantry (Union) Called into service September 25, 1864, to repel Price's invasion of Missouri. Relieved from active service October 31, 1864. Action at Middle or Mill Creek Bridge July 24, 1864.


 * 1st Regiment, US Reserve Corps, Missouri Infantry (Union) Organized at St. Louis, Missouri, September 3, 1861. Mustered out October 6, 1862.


 * 1st Regiment, US Reserve Corps, Missouri Infantry (3 months, 1861) (Union) Organized for three months at St. Louis, Mo., May 7, 1861. Mustered out August 20, 1861.


 * 1st Regiment, Missouri State Militia Infantry (Union) Organized at St. Louis, Missouri, May 13, 1862, by consolidation of various companies State Militia Infantry raised at St. Louis, Missouri. Served as prison guard and Provost guard at St. Louis until September 28, 1862.

-2nd Units

 * 2nd Regiment, Missouri Infantry (Union) Organized at St. Louis, Missouri, September 10, 1861.


 * 2nd Regiment, Missouri Infantry (3 months, 1861) (Union) Organized at St. Louis, Missouri, April 22, 1861. Mustered out August 31, 1861.


 * 2nd Regiment, US Reserve Corps, Missouri Infantry (3 months, 1861) (Union) Reorganized at St. Louis August 23 to September 20, 1861.


 * 2nd Regiment, US Reserve Corps, Missouri Infantry (3 months, 1861) (Union) Organized at St. Louis, Missouri, May 7, 1861. Mustered out August 16, 1861.

-3rd Units

 * 3rd Regiment, Missouri Infantry (Union) Organized at St. Louis, Missouri, September 3, 1861, to January 18, 1862. At various locations, then with 3rd Brigade, 1st Division, 15th Army Corps, to November, 1864.


 * 3rd Regiment, Missouri Infantry (3 months, 1861) (Union) Organized at St. Louis, Missouri, April 22, 1861. Mustered out September 4, 1861.


 * 3rd Regiment, US Reserve Corps, Missouri Infantry (Union) Organized at St. Louis. Missouri, August and September, 1861. Consolidated with Gasconade Battalion to form 4th Missouri Infantry January 18, 1862.


 * 3rd Regiment, US Reserve Corps, Missouri Infantry (3 months 1861) (Union) Organized at Turner Hall, St. Louis, Missouri, May 8, 1861. Mustered out August 18, 1861.

-4th Units

 * 4th Regiment, Missouri Infantry (Union) Organized at St. Louis, Missouri, by consolidation of Gasconade Battalion and 3rd Regiment United States Reserve Corps January, 1862. Mustered out February 1, 1863.


 * 4th Regiment, Missouri Infantry (3 months, 1861) (Union) Organized at St. Louis, Missouri, April 22, 1861. Mustered out July 30, 1861.


 * 4th Regiment, US Reserve Corps, Missouri Infantry (Union) Organized at St. Louis, Missouri, September, 1861. Mustered out January 13, 1862.


 * 4th Regiment, US Reserve Corps, Missouri Infantry (3 months, 1861) (Union) Organized at St. Louis, Missouri, May 8, 1861. Mustered out August 18, 1861.