Missouri Civil War Union Cavalry Units

United States     U.S. Military      Missouri      Missouri Military      Missouri in the Civil War      Missouri Civil War Union Cavalry 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 Battalion, US Reserve Corps, Missouri Cavalry "Compendium of the War of the Rebellion" by Frederick H. Dyer contains no history for this unit.


 * 1st Battalion, Missouri State Militia Cavalry Organized at St. Charles, Mo., March 26, 1862. Broken up November 11, 1862.


 * 1st Regiment, Missouri Cavalry Organized at Jefferson Barracks, Mo., September 6, 1861. (Regiment consolidated to 7 Cos. September 10, 1864.) 2nd Brigade, Cavalry Division, 7th Army Corps, to March, 1865. Separate Brigade, 7th Army Corps, to September, 1865.


 * 1st Northeast Cavalry Regiment, Missouri Home Guard "Compendium of the War of the Rebellion" by Frederick H. Dyer contains no history for this unit.


 * 1st Regiment, Missouri State Militia Cavalry "Compendium of the War of the Rebellion" by Frederick H. Dyer contains no history for this unit.

-2nd Units

 * 2nd Battalion, Missouri State Militia Cavalry (Union) Organized at Harrisville and Kansas City, Mo., March 17 to May 5, 1862. Attached to District of Central Missouri, Dept. of Missouri.


 * 2nd Regiment, Missouri Cavalry (Merrill's Horse) (Union) Organized at Benton Barracks, Mo., by Captain Lewis Merrill, U. S. A., under authority of General Fremont, September 3 to December 11, 1861. (Co. "L" organized at St. Louis, Mo., January 1, 1863, and Co. "M" at Warrenton June 30, 1863.)


 * 2nd Regiment, Missouri State Militia Cavalry (Union) Organized in Missouri at large December, 1861, to April, 1862, and by consolidation of original 2nd and 11th Regiments, State Militia Cavalry. Attached to District of Northern Missouri, Dept. of Missouri, to March, 1863. District of St. Louis, Mo., Dept. of Missouri, to June, 1863. District of Southeast Missouri, Dept. of Missouri, to July, 1863. District of St. Louis, Mo., Dept. of Missouri, to April, 1865.

-3rd Units

 * 3rd Regiment, Missouri Cavalry (Union) Organized at Palmyra, Mo., and St. Louis, Mo., October 15, 1861, to March 6, 1862. Attached to District of Rolla, Dept. of Missouri, to December, 1862. Cavalry Brigade, Army of Southeast Missouri, Dept. of Missouri, to June, 1863. 2nd Brigade, 1st Cavalry Division, Army of Southeast Missouri, Dept. of Missouri, to August, 1863. 2nd Brigade, 1st Cavalry Division, Arkansas Expedition, to December, 1863. 3rd Brigade, 1st Cavalry Division, Army of Arkansas, to January, 1864. 3rd Brigade, 1st Cavalry Division, 7th Army Corps, Dept. of Arkansas, to March, 1865. Separate Cavalry Brigade, 7th Army Corps, to June, 1865.


 * 3rd Regiment, Missouri State Militia Cavalry (1st Organization) (Union) Organized at Louisiana, Pike County, Mo., May 5, 1862. Guard line of the North Missouri Railroad and operations in Northeast Missouri against Porter till February, 1863. Prairie Jackson, Mo., April 9, 1862 (Cos. "A," "B" "C"). Near Fayetteville, Ark., July 15. Moore's Mills, near Fulton, July 24. Greenville July 26. Dallas August 24. Newtonia September 13. Monroe County September 16 and October 4. Operations against Marmaduke in Missouri December 31, 1862, to January 25, 1863. Springfield January 8, 1863. Regiment disbanded February 4. 1863.


 * 3rd Regiment, Missouri State Militia Cavalry (2nd Organization) (Union) Reorganized from 10th Regiment State Militia Cavalry February 2, 1863. Attached to District of St. Louis, Mo., Dept. of Missouri, to June, 1863. District of Southeast Missouri, Dept. of Missouri, to July, 1863. District of St. Louis, Mo., Dept. of Missouri, to July, 1865.

-4th Units

 * 4th Regiment, Missouri Cavalry (Union) Organized February, 1862, by consolidation of Fremont Hussars and three Companies Hollan Horse. Served in various locations, then at Department of Texas to November, 1865.


 * 4th Regiment, Missouri State Militia Cavalry (Union) Organized at St. Joseph, Missouri, January 28 to May 14, 1862. Served in various locations, then at the District of Central Missouri, Department of Missouri, to July, 1865.