Upcoming 5K Races Near Lake Forest, CA

Name: Bruin Run/Walk 5K
Start: 2026-04-19
End: 2026-04-19
Location: Los Angeles

Camp Shamrocked: The Friday the 13th After Da...

Long Beach, CA

Friday, March 13th, 2026

Featured

10K

Half

View details for race Camp Shamrocked: The Friday the 13th After Dark - 5K. 10K. Half Marathon

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Ho'omau Foundation 5K from anywhere in the world

World, CA

Friday, March 13th, 2026

View details for race Ho'omau Foundation 5K from anywhere in the world

St. Patrick's Day 5K Run / Community Walk (Rivi...

Redondo Beach (Riviera Village), CA

Saturday, March 14th, 2026

View details for race St. Patrick's Day 5K Run / Community Walk (Riviera Village)

Rockin' Shamrock 5k, 10k, 15k, Half Marathon

Long beach, CA

Saturday, March 14th, 2026

10K

Half

View details for race Rockin' Shamrock 5k, 10k, 15k, Half Marathon

Catalina Island Marathon, 10K, 5K

Avalon, CA

Saturday, March 14th, 2026

Marathon

10K

Trail

View details for race Catalina Island Marathon, 10K, 5K

Kappa Delta's Shamrock 5K Walk/Run

San Bernardino, CA

Saturday, March 14th, 2026

View details for race Kappa Delta's Shamrock 5K Walk/Run

St. Patrick's Day 5K Run / Community Walk

Redondo Beach, CA

Saturday, March 14th, 2026

View details for race St. Patrick's Day 5K Run / Community Walk

St. Anthony High School's 16th Annual SAINTS RU...

Long Beach, CA

Saturday, March 14th, 2026

View details for race St. Anthony High School's 16th Annual SAINTS RUN 5K

Leprechaun Chase – 5K, 10K, 10-Miler, Half Mara...

Long Beach, CA

Saturday, March 14th, 2026

10K

15K

View details for race Leprechaun Chase – 5K, 10K, 10-Miler, Half Marathon

Honor Our Fallen 5K

San Bernardino, CA

Sunday, March 15th, 2026

View details for race Honor Our Fallen 5K

The Long Beach Leprechaun Run - Kids Dash, 1 Mi...

Long Beach, CA

Sunday, March 15th, 2026

1 Mile

10K

View details for race The Long Beach Leprechaun Run - Kids Dash, 1 Miler, 5k, 10K, & Half Marathon

REACH Foundation Shamrock 'n Run

Anaheim, CA

Sunday, March 15th, 2026

View details for race REACH Foundation Shamrock 'n Run

CSDR's 6th Annual Cub 5k Run/Walk hosted by the...

Riverside, CA

Friday, March 20th, 2026

View details for race CSDR's 6th Annual Cub 5k Run/Walk hosted by the PE Department

Corona 5000

Corona, CA

Saturday, March 21st, 2026

View details for race Corona 5000

19th Annual With Hope 5K

Yorba Linda, CA

Saturday, March 21st, 2026

View details for race 19th Annual With Hope 5K

The Water Run

Murrieta, CA

Saturday, March 21st, 2026

View details for race The Water Run

Orange County - HFTC 5k

Long Beach, CA

Saturday, March 21st, 2026

View details for race Orange County - HFTC 5k

Tunnel to Towers 5K Run & Walk - Riverside Coun...

Riverside, CA

Saturday, March 21st, 2026

Fast

View details for race Tunnel to Towers 5K Run & Walk - Riverside County, CA

Huntington Park 5K Fun Run

Huntington Park, CA

Saturday, March 21st, 2026

View details for race Huntington Park 5K Fun Run

Beer City Half™ Long Beach

Long Beach, CA

Saturday, March 21st, 2026

Half

10K

View details for race Beer City Half™ Long Beach

Spring Equinox 5k, 10k, 15k, Half Marathon

Long beach, CA

Saturday, March 21st, 2026

15K

Half

View details for race Spring Equinox 5k, 10k, 15k, Half Marathon

Santiago Canyon College’s Hawk's Flight 5K

Orange, CA

Saturday, March 21st, 2026

Fast

View details for race Santiago Canyon College’s Hawk's Flight 5K

Spring Equinox 5k, 10k, 15k, Half Marathon

Anaheim, CA

Sunday, March 22nd, 2026

15K

Half

10K

View details for race Spring Equinox 5k, 10k, 15k, Half Marathon

Muddy Dash | Irvine 2026

Silverado, CA

Saturday, March 28th, 2026

View details for race Muddy Dash | Irvine 2026

Disco Miles: Beachfront Boogie 5K, 10K, Half Ma...

Long Beach, CA

Saturday, March 28th, 2026

10K

Half

View details for race Disco Miles: Beachfront Boogie 5K, 10K, Half Marathon by Califlow Runs

RunThrough USA Long Beach 5k,10k & Half Maratho...

Long Beach, CA

Saturday, March 28th, 2026

10K

Half

Fast

View details for race RunThrough USA Long Beach 5k,10k & Half Marathon Race

No FOOLIN' - 5K, 10K, & Half Marathon

Long Beach, CA

Sunday, March 29th, 2026

10K

Half

View details for race No FOOLIN' - 5K, 10K, & Half Marathon

Running for the Rescues – 5K, 10K, 10-Miler, Ha...

Long Beach, CA

Sunday, March 29th, 2026

10K

10 Miles

View details for race Running for the Rescues – 5K, 10K, 10-Miler, Half Marathon

The Great Bunny Hop – 5K, 10K, 10-Miler, Half M...

Long Beach, CA

Saturday, April 4th, 2026

10K

10 Miles

View details for race The Great Bunny Hop – 5K, 10K, 10-Miler, Half Marathon

Santa Anita Derby Day 5K

Arcadia, CA

Saturday, April 4th, 2026

View details for race Santa Anita Derby Day 5K

MoVal Runs Bunny Run 5K - 2026

Perris, CA

Saturday, April 4th, 2026

View details for race MoVal Runs Bunny Run 5K - 2026

The Rabbit Run 5k & OC Challenge Wild Hare 5k I...

Irvine, CA

Saturday, April 4th, 2026

Trail

Fast

View details for race The Rabbit Run 5k & OC Challenge Wild Hare 5k IRVINE

Hoppy Easter 5k, 10k, 15k, Half Marathon

Los Angeles, CA

Saturday, April 4th, 2026

10K

15K

View details for race Hoppy Easter 5k, 10k, 15k, Half Marathon

Bedrock Valley Trail Runs

Hemet, CA

Saturday, April 11th, 2026

Marathon

Half

15K

Trail

Fast

View details for race Bedrock Valley Trail Runs

Santa Ana Fun Run

Santa Ana, CA

Saturday, April 11th, 2026

10K

View details for race Santa Ana Fun Run

Los Angeles Superhero 5K Run Walk Health & Safe...

Los Angeles, CA

Saturday, April 11th, 2026

1 Mile

Trail

View details for race Los Angeles Superhero 5K Run Walk Health & Safety Expo

Run With All Your Heart 5k- Los Angeles

Los Angeles, CA

Saturday, April 11th, 2026

View details for race Run With All Your Heart 5k- Los Angeles

2026 Fear the Spear 5K

Alhambra, CA

Saturday, April 11th, 2026

View details for race 2026 Fear the Spear 5K

Generations In Motion 1 Mile and 5K, Stroll, Ro...

Los Angeles, CA

Saturday, April 11th, 2026

1 Mile

View details for race Generations In Motion 1 Mile and 5K, Stroll, Roll, or Run

Alvord Educational Foundation Spirit Run

Riverside, CA

Saturday, April 11th, 2026

1 Mile

View details for race Alvord Educational Foundation Spirit Run

Totally 80's Fast Times in Huntington Beach 5K,...

Huntington Beach, CA

Sunday, April 12th, 2026

10K

Half

Fast

View details for race Totally 80's Fast Times in Huntington Beach 5K, 10K, & Half Marathon

THE 8TH ANNUAL GRAND PRIX FOUNDATION OF LONG BE...

Long Beach, CA

Sunday, April 12th, 2026

View details for race THE 8TH ANNUAL GRAND PRIX FOUNDATION OF LONG BEACH 5K RUN/WALK

Run4Kids

Corona, CA

Friday, April 17th, 2026

View details for race Run4Kids

Run for the Planet - Earth Day 5K, 10K, and Ha...

Long beach, CA

Saturday, April 18th, 2026

10K

Half

View details for race Run for the Planet - Earth Day 5K, 10K, and Half Marathon

Run for the Planet - Earth Day Celebration 5K, ...

Huntington Beach, CA

Saturday, April 18th, 2026

10K

Half

View details for race Run for the Planet - Earth Day Celebration 5K, 10K, and Half Marathon

The Riverside County K9 Run & Walk With the Ani...

Riverside, CA

Saturday, April 18th, 2026

1 Mile

View details for race The Riverside County K9 Run & Walk With the Animals Experience

LASD SUICIDE AWARENESS AND PREVENTION 5K RUN & ...

Los Angeles, CA

Saturday, April 18th, 2026

View details for race LASD SUICIDE AWARENESS AND PREVENTION 5K RUN & WALK

7th Annual Super Bulldog Jog 5K Run/Walk

Los Angeles, CA

Saturday, April 18th, 2026

View details for race 7th Annual Super Bulldog Jog 5K Run/Walk

5K for Fragile X

San Dimas, CA

Saturday, April 18th, 2026

View details for race 5K for Fragile X

Bruin Run/Walk 5K

Los Angeles, CA

Sunday, April 19th, 2026

View details for race Bruin Run/Walk 5K

Explore more in Lake Forest, CA

Distances:

5K 10K Half Marathon Marathon

Months:

March April May

Tags:

Trail Boston Qualifiers Fast Courses

State:

All California races

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