Geist Half Marathon, 10K & 5K
About this race
The Geist Half Marathon, 10K & 5K, presented by Meijer, returns for its 18th year on Saturday, September 13! Operated by the City of Fishers in partnership with Vision Events, the race showcases the beauty of Geist Reservoir with stunning water views, tree covered trails, and waterfront bridges. NEW this year, we’re bringing back the popular 10K course! The Geist Half Marathon race series includes a 5K (3.1 miles), 10K (6.2 miles), and a Half Marathon (21. 0975km or 13.1 miles). All participants receive a race shirt, medal, and access to the post-race party. VIP registration is also available.
The 2026 Race Features:
5k (3.1 miles)
10k (6.2 miles)
Half Marathon (13.1 miles)
VIP registration
Team volunteer opportunities
Join fellow runners on September 13, 2025 for the Geist Half Marathon, 10K & 5K. It's a fantastic Half-Marathon, 10K, 5K featuring a flat and fast course in Fishers.
Pick your distance
Running
Half Marathon
10K
5K
Virtual Half Marathon
Virtual 10K
Virtual 5K
Weather Overview
These values reflect historical conditions on the race dates in Fishers in 2025, from Open-Meteo archive data.
About Fishers
Geist Half Marathon, 10K & 5K takes place in Fishers, Indiana, United States. The local timezone is America/Indiana/Indianapolis.
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Race information has been sourced from the event's official website and other publicly available resources. For the most up-to-date details, please refer to the official website directly. If you notice any incorrect or missing information, don't hesitate to reach out to us by email.