On May 11, 1893, Grant was awarded the Medal of Honor for "Personal gallantry and intrepidity displayed in the management of his brigade and in leading it in the assault in which he was wounded," at Salem Church, Virginia, May 3, 1863. That same year, he became a member of the District of Columbia Society of the Sons of the American Revolution. He was assigned national membership number 6939 and district membership number 439. He was also a companion of the Minnesota Commandery of the Military Order of the Loyal Legion of the United States.