Available distances
About
The Mission Inn Run is a well-known Riverside endurance event offering a half marathon (13.1 miles / 21.1 km), a 10K and a 5K on October 18, 2026. The long-running race winds through the city's historic neighborhoods and is a key fundraiser for the Mission Inn Foundation, created in 1976 to preserve, interpret and promote the cultural heritage of the Mission Inn Museum.
The half marathon starts at 7 a.m., followed by the 10K at 7:45 a.m., the 5K run at 8:30 a.m. and the 5K walk at 9 a.m. Runners and walkers alike can take part, with team discounts and referral bonuses available. The event is put on in partnership with local organizations, which offer extra activities for participants and their pets.
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Races nearby
Other upcoming races around Riverside.
Citrus Heritage Run
Jan 9, 2027 · Riverside, CA · 0 mi away
13.1 mi · 6.2 mi · 3.1 mi · 1 mi
Reindeer Run 5k, 10k, 15k, Half Marathon
Dec 20, 2026 · Riverside, CA · 1 mi away
13.1 mi · 9.3 mi · 6.2 mi · 3.1 mi
Machete Trail Madness 100 Miler
Oct 28, 2026 · Perris, CA · 16 mi away
10 mi · 50 mi · 100 mi · 200 mi
City of Upland Turkey Trot 5K & Kids 1K
Nov 26, 2026 · Upland, CA · 18 mi away
3.1 mi · 0.6 mi
Wildwood Canyon Trail Run
Oct 24, 2026 · Yucaipa, CA · 19 mi away
8 h
The Holiday Half Marathon!
Dec 13, 2026 · Pomona, CA · 22 mi away
13.1 mi · 3.1 mi