His son, Julius W. Adams (born in Westfield, Massachusetts, in April 1840; died in Brooklyn, New York, November 15, 1865), graduated at West Point in 1861, served there as assistant instructor of infantry tactics until June 1862, was wounded and taken prisoner at Gaines's Mills, promoted captain in August 1862, and served at Fredericksburg, Chancellorsville, Gettysburg, where he commanded a regiment, and the Second Battle of Cold Harbor, where he received wounds that caused his death. He died in Brooklyn, New York, on December 13, 1899.