[4] Clayton married Kathy Ann Kipp in the Salt Lake Temple on August 3, 1973, and they are the parents of seven children.

Clayton served previously in the LDS Church as a bishop, stake high councilor, counselor in a mission presidency, regional representative, and area seventy.

[9] In August 2015, Clayton presided at the groundbreaking of the church's Cedar City Utah Temple.

[13][14][6][15] He filled the position previously held by Ronald A. Rasband, who was called to serve in the Quorum of the Twelve Apostles.

[17] Since August 2021, Clayton has been first counselor to Mike Leavitt in the presidency of the Tabernacle Choir at Temple Square.