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Upcoming 5K Races Near Orange County, CA in May, 2026

The Hoag OC Marathon Running Festival

Costa Mesa, CA

Saturday, May 2nd, 2026

5K

Half

Marathon

View details for race The Hoag OC Marathon Running Festival

The 2026 Hoag OC Marathon Running Festival (Exp...

Costa Mesa, CA

Saturday, May 2nd, 2026

5K

Half

Marathon

View details for race The 2026 Hoag OC Marathon Running Festival (Expo Registration)

SoCal's Cinco De Miles 5K and 5 MILE

Huntington Beach, CA

Saturday, May 2nd, 2026

5K

1 Mile

View details for race SoCal's Cinco De Miles 5K and 5 MILE

Nurses Rock

San Dimas, CA

Saturday, May 2nd, 2026

5K

10K

View details for race Nurses Rock

NURSES ROCK Run/Walk

San Dimas, CA

Saturday, May 2nd, 2026

5K

10K

15K

View details for race NURSES ROCK Run/Walk

Memorial Day 5K, 10K & Kids 1 Mile Run/Walk

Hemet, CA

Monday, May 25th, 2026

5K

10K

1 Mile

Fast

View details for race Memorial Day 5K, 10K & Kids 1 Mile Run/Walk

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