National Watermelon Day Run
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National Watermelon Day Run : Hartford, WI (August 1, 2026)
The National Watermelon Day Run is a multi-event gathering at Pike Lake State Park, located at 3544 Kettle Moraine Rd in Hartford, Wisconsin. The program on August 1, 2026 includes a range of timed and non-timed formats and several distance options.
Distances:
- 13.1 Miles
- 6.2 Miles
- 3.1 Miles
- 0.6 Miles
Event formats include road and trail running, a race walk, and ruck options. A dedicated youth distance is listed as the Kiddos 1K and has a zero dollar registration fee. Other entry fees vary by event; examples from the schedule include $45 and $50 for half marathon entries and $32.50 for various 10K and 5K categories. Registration windows open in December 2025 for multiple events and close on different dates in spring and early summer 2026.
The course is described as a shaded, scenic trail within the park. Post-event amenities include ice-cold watermelon slices at the finish area. The schedule and mix of formats indicate the event is organized to accommodate family participation as well as separate competitive and non-competitive options. Visit the organization's website for the most recent information.
