William A. Irvin 5K registration opens Thursday

Registration for the 20th annual William A. Irvin 5K opens at 12:01 a.m. on Thursday.

The field limit for the 2013 race is 1,900 — the same as last year when capacity was reached on April 30. To register, runners should visit www.GrandmasMarathon.com beginning Thursday. The entry fee of $30 remains unchanged from a year ago.

The 3.1-mile run begins at 6 p.m. on June 21, near the permanently docked William A. Irvin ore boat on Duluth’s waterfront and is the kickoff for running events during Grandma's Marathon weekend.

Registration remains open for the 37th annual Grandma’s Marathon set for Saturday, June 22, while the entry process for the 23rd annual Garry Bjorklund Half Marathon is closed.

For more information, visit www.GrandmasMarathon.com or call 218-727-0947.

Tags: grandma's marathon, sports, running, duluth, updates