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Scenic Half Marathon Chiang Mai (CMSH)
21K Half Marathon10K5K3K
RegistrationOpen
OrganizerScenic Marathon Series
Info last checked2026-07-20
About this race
Scenic Half Marathon Chiang Mai (CMSH) is a road running event in Chiang Mai, Thailand, featuring 21K Half Marathon, 10K, 5K and 3K categories. The race takes place on November 1, 2026, starting from Royal Park Rajapruek, Chiang Mai. It is organised by Scenic Marathon Series. Registration is currently open. Run SEA checks this listing against official sources and refreshes it weekly, so the date, distances and registration status above reflect the latest information we could verify.
Details are compiled from official race sites and registration platforms, cross-checked where possible, and refreshed weekly. Always confirm dates and registration on the official link above before booking travel.