The Reindeer Run is a long-standing MN Running tradition around Lake Harriet since 1987. Join us for the 39th Annual race on December 19, 2026. This is a fun, festive event that will bring in the Christmas holiday spirit. You will be running with all sorts of fun costumed runners and be able to get pictures with Mr and Mrs Claus as well as Rudolph. Invite your family and friends out for the fun and celebrate a happy, healthy holiday.