The Wisconsin Trail Assail trail running series features seven races over seven months with a series ending championship. The races are held in Waukesha County and Wisconsin State Parks. All the races have 5K and 10K distances and five of the events have 1/2 marathon distances. Run/walk some or all of the races. Kiddos race for free at all events!
The National Watermelon Day Run/Walk features a 5K, 10K and 1/2 Marathon at Pike Lake State Park in Hartford, WI.