Happy Girls Sisters
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Event overview
The 2026 Happy Girls Sisters takes place on Saturday, October 24, 2026 in Sisters, Oregon (ZIP 97759). The event includes three distances:
- Half Marathon
- 10K
- 5K
All races finish on the FivePine campus.
Course and capacity
The half marathon is an all-women's trail race run on single-track through the Deschutes National Forest on the Peterson Ridge Trail system, offering forest and ridge views. The 5K and 10K are road races that wind through downtown Sisters. All races share the same finish area on the FivePine campus beneath Ponderosa pines. The half marathon field is limited to 500 runners and is reported to sell out annually. The event base is listed as 1021 E Desperado Trail, Sisters, OR 97759. Visit the organization's website for the most recent information.