| Unit Name: | 27th United States Colored Infantry |
| Dates: | January 16, 1864 - September 21, 1865 |
| Country: | United States |
| Allegiance: | Union |
| Branch: | Infantry |
| Battles: | Siege of Petersburg Battle of the Crater Battle of Boydton Plank Road First Battle of Fort Fisher Second Battle of Fort Fisher Carolinas Campaign |
The 27th United States Colored Infantry was an infantry regiment that served in the Union Army during the American Civil War. The regiment was composed of African American enlisted men commanded by white officers and was authorized by the Bureau of Colored Troops which was created by the United States War Department on May 22, 1863.
The 27th U.S. Colored Infantry was organized at Camp Delaware in Delaware, Ohio beginning January 16, 1864 for three-year service under the command of Colonel Albert M. Blackman.
The regiment was attached to 1st Brigade, 4th Division, IX Corps, Army of the Potomac, to September 1864. 1st Brigade, 3rd Division, IX Corps, to December 1864. 1st Brigade, 1st Division, XXV Corps, December 1864. 1st Brigade, 3rd Division, XXV Corps, to January 1865. 3rd Brigade, 3rd Division, XXV Corps, to March 1865. 3rd Brigade, 3rd Division, X Corps, Department of North Carolina, to July 1865. Department of North Carolina to September 1865.
The 27th U.S. Colored Infantry mustered out of service September 21, 1865.
Ordered to Annapolis, Md. Campaign from the Rapidan to the James River, Va., May–June 1864. Guarded supply trains of the Army of the Potomac through the Wilderness. Before Petersburg June 15–19. Siege of Petersburg and Richmond June 16 to December 7, 1864. Mine Explosion, Petersburg, July 30, 1864. Weldon Railroad August 18–21. Poplar Grove Church September 29–30, and October 1. Boydton Plank Road, Hatcher's Run, October 27–28. On the Bermuda front until December 1. 1st Expedition to Fort Fisher, N.C., December 7–27. 2nd Expedition to Fort Fisher, N.C., January 7–15, 1865. Bombardment of Fort Fisher January 13–15. Assault and capture of Fort Fisher January 15. Sugar Loaf Hill January 19. Federal Point February 11. Fort Anderson February 18–20. Capture of Wilmington February 22. Northeast Ferry February 22. Carolinas Campaign March 1-April 26. Advance on Kinston and Goldsboro March 6–21. Cox's Bridge March 23–24. Advance on Raleigh April 9–14. Occupation of Raleigh April 14. Bennett's House April 26. Surrender of Johnston and his army. Duty in the Department of North Carolina until September.