Maine Civil War Union Infantry Units

The information in this list of Maine 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 Battalion, Maine Infantry Mustered in: February and March, 1865. Organized in Augusta and Portland. Mustered out: April 5, 1866. Length of Service: thirteen months. Mustered out 3rd Sub-District, Western South Carolina


 * 1st Battalion, Sharpshooters, Maine Infantry Organized at Augusta, October 27 to December 29, 1864 Transferred to 20th Maine Infantry June 21, 1865 Length of Service: nine months


 * 1st Regiment, Maine Infantry Muster In: May 3, 1861 at Portland Muster Out: August 5, 1861 at Portland Length of Service: 3 Months.


 * 1st Regiment, Maine Veteran Infantry Mustered in: August 21, 1864 Mustered out June 28, 1865 Length of Service: ten months Organized at Charleston, Va., by consolidation of the Veterans of the 5th, 6th and 7th Regiments of Maine Volunteer Infantry. Attached to 3rd Brigade, 2nd Division, 6th Army Corps, Armies of the Shenandoah and Potomac, to June, 1865.


 * 1st Unassigned Company, Maine Infantry "Compendium of the War of the Rebellion" by Frederick H. Dyer contains no history for this unit.


 * 2nd Regiment, Maine Infantry Muster In: May 28, 1861 Organized at Bangor Muster Out: June 9, 1863 Length of Service: 2 years Organized at Bangor for three months' service.


 * 2nd Regiment, Maine Veteran Infantry Organized at Charleston, Virginia, by consolidation of the Veterans of the 5th, 6th and 7th Regiments of Maine Volunteer Infantry August 21, 1864. Various duties. Moved to Washington, D. C. Corps Review June 9. Mustered out June 28, 1865.


 * 3rd Regiment, Maine Infantry Muster In: June 4, 1861 Muster Out: June 28, 1864. Organized at Augusta. Length of Service: Three Years Veterans and recruits transferred to 17th Regiment Maine Infantry.


 * 4th Regiment, Maine Infantry Muster In: June 15, 1861 Muster Out: July 19, 1864. Organized at Rockland Length of Service: Three Years Veterans and recruits transferred to 19th Maine Infantry


 * 5th Regiment, Maine Infantry Muster In: June 24, 1861 Muster Out: July 27, 1864. Organized at Portland. Length of Service: Three Years Veterans and Recruits transferred to 6th Maine Infantry.


 * 6th Regiment, Maine Infantry Muster In: July 15, 1861. Organized at Portland Muster Out: August 15, 1864 Length of Service: Three Years Veterans and Recruits transferred to 7th Maine


 * 7th Regiment, Maine Infantry Muster In: August 21, 1861. Organized at Augusta. Muster Out: September 5, 1864 Length of Service: Three Years Veterans and Recruits transferred to 1st Maine Veteran Infantry


 * 7th Regiment, Maine Veteran Infantry "Compendium of the War of the Rebellion" by Frederick H. Dyer contains no history for this unit.


 * 7th Unassigned Company, Maine Infantry "Compendium of the War of the Rebellion" by Frederick H. Dyer contains no history for this unit.


 * 8th Regiment, Maine Infantry Muster In: September 7, 1861. Organized at Augusta Muster Out: January 18, 1866 Length of Service: Three Years Mustered out at Fortress Monroe


 * 9th Regiment, Maine Infantry Muster In: September 22, 1861. Organized at Augusta. Muster Out: July 13, 1865 Length of Service: Three Years Duty in North Carolina until July 1865.


 * 9th Unassigned Company, Maine Infantry "Compendium of the War of the Rebellion" by Frederick H. Dyer contains no history for this unit.


 * 10th Regiment, Maine Infantry Muster In: October 4, 1861. Organized at Portland Muster Out: May 8, 1863 Length of Service: Two years Transferred to 29th Maine Infantry November 1, 1863


 * 11th Regiment, Maine Infantry Muster In: November 12, 1861. Organized at Augusta. Muster Out: February 2, 1866 Length of Service: Three Years Mustered out at City Point, Virginia


 * 12th Regiment, Maine Infantry Muster In: November 20, 1861. Organized at Portland Muster Out: December 7, 1864 Length of Service: Three Years Non-Veterans left front November 19, and mustered out December 7, 1864. Veterans consolidated to a Battalion of four Companies


 * 13th Regiment, Maine Infantry Muster In: December 31, 1861 Muster Out: January 6, 1865 Length of Service: Three Years Organized at Augusta Non-Veterans left front for muster out December 25. Mustered out January 5, 1865. Veterans and Recruits consolidated to a Battalion and transferred to 30th Maine Infantry December 25, 1864.


 * 14th Regiment, Maine Infantry Muster In: December 31, 1861 at Augusta Muster Out: January 13, 1865 Length of Service: Three Years


 * 15th Regiment, Maine Infantry Muster In: January 20, 1862 at Augusta Muster Out: July 5, 1866 Length of Service: Three Years Non-Veterans mustered out January 15, 1865


 * 16th Regiment, Maine Infantry Muster In: August 14, 1862 at Augusta Muster Out: June 5, 1865 Length of Service: Three Years Recruits transferred to 20th Maine Infantry


 * 17th Regiment, Maine Infantry Muster In: August 18, 1862. Organized at Camp King, Cape Elizabeth Muster Out: June 4, 1865 Length of Service: Three Years Discharged at Portland, Me., June 10, 1865


 * 18th Regiment, Maine Infantry Muster In: August 21, 1862. Organized at Bangor, Maine Designation of Regiment changed to 1st Maine Heavy Artillery January 6, 1863


 * 19th Regiment, Maine Infantry Muster In: August 25, 1862, organized at Bath Muster Out: May 31, 1865 Length of Service: Three Years Recruits transferred to 1st Maine Heavy Artillery Discharged June 7, 1865


 * 19th Unassigned Company, Maine Infantry "Compendium of the War of the Rebellion" by Frederick H. Dyer contains no history for this unit.


 * 20th Regiment, Maine Infantry Muster In: August 29, 1862, organized at Portland Muster Out: July 16, 1865 Length of Service: Three Years Mustered out - Old members, June 4; Regiment, July 16, 1865


 * 20th Unassigned Company, Maine Infantry "Compendium of the War of the Rebellion" by Frederick H. Dyer contains no history for this unit.


 * 21st Regiment, Maine Infantry Muster In: October 13, 1862, organized at Augusta Muster Out: August 25, 1863, expiration of term Length of Service: Nine Months


 * 22nd Regiment, Maine Infantry Muster In: October 18, 1862; organized at Bangor Muster Out: August 14, 1863, expiration of term Length of Service: Nine Months Ordered home July 24


 * 23rd Regiment, Maine Infantry Muster In: September 29, 1862, organized at Portland Muster Out: July 15, 1863, expiration of term Length of Service: Nine Months


 * 24th Regiment, Maine Infantry Muster In: October 16, 1862, organized at Augusta Muster Out: August 25, 1863, expiration of term Length of Service: Nine Months - Department of the Gulf Ordered home July 24, 1863


 * 25th Regiment, Maine Infantry Muster In: September 29, 1862, organized at Portland Muster Out: July 10, 1863, expiration of term Length of Service: Nine Months Ordered home June 30, 1863


 * 26th Regiment, Maine Infantry Muster In: October 18, 1862. Organized at Bangor. Muster Out: August 17, 1863, expiration of term. Ordered home July 25, 1863 Length of Service: Nine Months - Department of the Gulf - 19th Corps


 * 27th Regiment, Maine Infantry Muster In: September 30, 1862. Organized at Portland Muster Out: July 17, 1863 Length of Service: Nine Months


 * 28th Regiment, Maine Infantry Muster In: October 18, 1862. Organized at Augusta Muster Out: August 31, 1863 Length of Service: Nine Months


 * 29th Regiment, Maine Infantry Muster In: December 17, 1863 Muster Out: June 21, 1866 Length of Service: Three Years - Department of the Gulf - 19th Corps Army of the Shenandoah Organized at Augusta Mustered out Company "A" October 18, 1864; Regiment June 21, 1866.


 * 29th Unassigned Company, Maine Infantry "Compendium of the War of the Rebellion" by Frederick H. Dyer contains no history for this unit.


 * 30th Regiment, Maine Infantry Muster In: January 11, 1864 Muster Out: August 20, 1865 Length of Service: Three Years Organized at Augusta


 * 30th Unassigned Company, Maine Infantry "Compendium of the War of the Rebellion" by Frederick H. Dyer contains no history for this unit.


 * 31st Regiment, Maine Infantry Muster In: April 17, 1864 Muster Out: August 20, 1865 Length of Service: Three Years Organized at Augusta


 * 32nd Regiment, Maine Infantry Muster In: March 3, 1864 Muster Out: August 20, 1865 Length of Service: Three Years Organized at Augusta Consolidated with 31st Maine Infantry December 12, 1864