RunRace USA › Michigan › Trinity Health Probility Ann Arbor Marathon: 5K • 10K • Half-Marathon • Full Marathon • Marathon Relay • Half-Marathon Walk
Trinity Health Probility Ann Arbor Marathon: 5K • 10K • Half-Marathon • Full Marathon • Marathon Relay • Half-Marathon Walk
Ann Arbor, Michigan · Saturday, October 3, 2026 · Marathon, Half Marathon, 10K, 5K, 0.5 Miles
Official race page & registration ↗- Date
- Saturday, October 3, 2026
- Location
- Ann Arbor, Michigan
- Distances
- Marathon, Half Marathon, 10K, 5K, 0.5 Miles
- Entry fee
- from $25
Listing from the 2026 race calendar, refreshed nightly. Details can change: confirm date and entry on the official race page before travelling. Spot an error? Tell us here.
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See every race on the Michigan calendar, or use the Race Finder for maps and filters.