William A. Irvin 5K | Course Information

The William A. Irvin 5K kicks off an exciting weekend of running events and festivities surrounding Grandma's Marathon. The 3.1-mile course starts and finishes near the William A. Irvin Ore Boat located next to the Duluth Entertainment Convention Center (DECC). This race is perfect for people of all ages and abilities.

Important: Absolutely no early starters are allowed on the racecourse. Individuals in violation of this rule will be disqualified and asked to leave the course. No automobiles, bicycles, baby joggers, roller skis, inline skates, handcycles, hand-cranked wheelchairs, pets or unofficial participants are allowed on the racecourse.


TIME SPLITS: 1 - 2 - 3 miles

TIMING: ChampionChip timing will be used for Grandma's Marathon, the Garry Bjorklund Half Marathon and the William A. Irvin 5K.