He was promoted from 3rd Sgt. to 2nd Sgt. on April 27, 1864.
Sgt. Fletcher was reported "absent, in the hands of the enemy", having been captured at Louisa Court House, near Trevillian Station, Va. on June 11, 1864. He arrived at Fortress Monroe on June 20th and transferred to Elmira Prison, N.Y. on July 25, 1864. He was transferred for exchange on October 11, 1864.
J.C. Fletcher died on October 20, 1864.