Geist Half Marathon

The Geist Half Marathon, 10K & 5K is an annual running event held in Fishers, Indiana, celebrating its 17th year in 2025. Organized by the City of Fishers and Vision Events Management, the race features scenic courses around Geist Reservoir, showcasing water views, tree-lined trails, and waterfront bridges. The event offers three race distances: a half marathon (13.1 miles), 10K (6.2 miles), and 5K (3.1 miles), along with virtual race options.

Known for its challenging hilly terrain and picturesque bridges, participants receive a race shirt, medal, timing bib, and access to a post-race party. VIP registration and a Hero Hut Breakfast are also available. Visit the organization's website for the most recent information.