Upcoming Half Marathon Races Near Lake Forest, CA

Organize a race? Get it in front of thousands of runners.

Add it free Feature it

Four Fools Wine Run 5k

Rodeo, CA

Saturday, June 13th, 2026

Featured

View details for race Four Fools Wine Run 5k

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

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

2027 OC Marathon

Newport Beach, CA

Sunday, May 2nd, 2027

Marathon

Half

View details for race 2027 OC Marathon

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

Prev 1 2

Explore more in Lake Forest, CA

Jump straight to races by distance, month, or type.

Distance

5K 10K Half Marathon Marathon

Month

June July August

Race type

Trail Boston Qualifiers Fast Courses

Run clubs

Run clubs in Lake Forest

Nearby

Irvine Silverado Ladera Ranch Newport Beach Anaheim Fountain Valley All California races