Upcoming Half Marathon Races Near Riverside, CA

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Miles for Hope

Roseville, CA

Saturday, October 17th, 2026

Featured

10K

View details for race Miles for Hope

Coffee Lover Run LOS ANGELES

Los Angeles, CA

Saturday, April 24th, 2027

10K

Half

View details for race Coffee Lover Run LOS ANGELES

The Hoag OC Marathon Running Festival

Costa Mesa, CA

Saturday, May 1st, 2027

Half

Marathon

View details for race The Hoag OC Marathon Running Festival

Run, Fiesta, Repeat - Cinco de Mayo 5K, 10K, & ...

Long Beach, CA

Saturday, May 1st, 2027

10K

Half

Fast

View details for race Run, Fiesta, Repeat - Cinco de Mayo 5K, 10K, & Half Marathon

2027 OC Marathon

Newport Beach, CA

Sunday, May 2nd, 2027

Marathon

Half

View details for race 2027 OC Marathon

May the 4th be with You- The Empire Strides Bac...

Long Beach, CA

Sunday, May 2nd, 2027

10K

Half

View details for race May the 4th be with You- The Empire Strides Back 5K, 10K, & Half Marathon by Califlow Runs

Long Beach Mother's Day Bloom & Zoom 5K, 10K, H...

Long Beach, CA

Sunday, May 9th, 2027

10K

Half

View details for race Long Beach Mother's Day Bloom & Zoom 5K, 10K, Half Marathon by Califlow Runs

Pre Reg 2027 Wrigley River Run & Tadpole Trot P...

Long Beach, CA

Saturday, June 5th, 2027

10 Miles

Half

10K

View details for race Pre Reg 2027 Wrigley River Run & Tadpole Trot Presented by Long Beach Clinical Trials

SuperHero - Runbelievable - 5K. 10K. Half Marat...

Long Beach, CA

Sunday, June 6th, 2027

10K

Half

View details for race SuperHero - Runbelievable - 5K. 10K. Half Marathon by Califlow Runs

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