The Whistler Half Marathon is an annual event held in Whistler, British Columbia, offering participants a scenic trail running experience through Lost Lake Park. The course features 75% smooth, non-technical gravel trails and 25% paved valley trails through temperate rainforests, around lakes, and along rivers, with glacier-capped mountains as a stunning backdrop.

Race day includes multiple distances suited for different runners, starting early in the morning with a wave start system. The event promotes inclusivity and gives back to the community with charitable donations and tree planting programs, alongside fun weekend festivities and full aid station support.

- Scenic mix of gravel and paved valley trails through rainforest and lakes
- Multiple aid stations strategically located along courses
- Minimum age recommendations: 16 years for longer races, 10 years for 5K
- Wave starts to ensure smooth race flow
- Support for Crohn's and Colitis Canada with donations per entry
- Tree planting with Indigenous Lands Fraser Valley program
- WHM 25L duffle bag for participants
- Post-race massages and lively festival weekend including live music and group runs