Aug 3 2013: Karen Christoffersen places 2nd at the Women Cat1/2/3/4 Master 35+ Race at the Tour de Park City in a group sprint

Jul 27 2013: Karen Christoffersen places 3rd at the Women Cat3/4 Master 35+ Race at the Heber Valley Circuit Race in a group sprint

Jul 6 2013: Karen Christoffersen places 4th at the Women Cat3/4 Master 35+ Race at the Porcupine Hill Climb in a group sprint