Charles H. Stevens was born around 1835 in Massachusetts, to John and Eliza Stevens. His father was a farmer who owned $2,000 of real estate by 1850. The family lived in Reading, Massachusetts, and by 1850, Stevens was working as a shoemaker. His father died in June 1854.
He enlisted in the Union army on July 12, 1861, and he mustered in as a sergeant in the 15th Massachusetts Infantry. The regiment took part in the Seven Days’ Battles, the Battle of Antietam, the Battle of Fredericksburg, the Battle of Gettysburg, and the Overland Campaign. He received a slight wound to his left foot on June 27, 1862, but he eventually recovered and rejoined the regiment.
He was promoted to 2nd lieutenant on July 19, 1862, and to 1st lieutenant on November 21, 1862. He was wounded again in the left leg at Gettysburg on July 2, 1863, and he spent the next several weeks recovering. He was wounded in the right lung in the Battle of Bristoe Station on October 14, 1863, and he died nearby the following day.