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Upcoming Half Marathon Races Near Fullerton, CA

Winter Blast 5k, 10k, 15k, Half Marathon logo

Winter Blast 5k, 10k, 15k, Half Marathon

Long beach, CA

Saturday, January 31st, 2026

Featured
5K
Half
15K
View details for race Winter Blast 5k, 10k, 15k, Half Marathon

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2026 Surf City Marathon & Half Marathon logo

2026 Surf City Marathon & Half Marathon

Huntington Beach, CA

Saturday, January 31st, 2026

Half
Marathon
5K
View details for race 2026 Surf City Marathon & Half Marathon
Griffith Park Run logo

Griffith Park Run

Los Angeles, CA

Sunday, February 1st, 2026

5K
Half
View details for race Griffith Park Run
The HEART RUN Half Marathon & 5K /The SUPER BOWL Half Marathon & 5K. A FEBRUARY FESTIVAL RACE logo

The HEART RUN Half Marathon & 5K /The SUPER BOW...

Huntington Beach, CA

Saturday, February 7th, 2026

5K
Half
View details for race The HEART RUN Half Marathon & 5K /The SUPER BOWL Half Marathon & 5K. A FEBRUARY FESTIVAL RACE
Dolphin Dash 5k, 10k, 15k, Half Marathon logo

Dolphin Dash 5k, 10k, 15k, Half Marathon

Long beach, CA

Saturday, February 7th, 2026

10K
Half
15K
View details for race Dolphin Dash 5k, 10k, 15k, Half Marathon
Beyond The Streets 5k, 10k & Half Marathon logo

Beyond The Streets 5k, 10k & Half Marathon

Canoga Park, CA

Saturday, February 7th, 2026

5K
10K
Half
View details for race Beyond The Streets 5k, 10k & Half Marathon
Run Your Heart Out – 5K, 10K, 10-Miler, Half Marathon logo

Run Your Heart Out – 5K, 10K, 10-Miler, Half Ma...

Long Beach, CA

Sunday, February 8th, 2026

5K
10K
10 Miles
View details for race Run Your Heart Out – 5K, 10K, 10-Miler, Half Marathon
Game Day 5k, 10k, 15k, Half Marathon logo

Game Day 5k, 10k, 15k, Half Marathon

Los Angeles, CA

Sunday, February 8th, 2026

15K
10K
5K
View details for race Game Day 5k, 10k, 15k, Half Marathon
Galentine’s Run: Besties Run Together Presented by Run Club Girls logo

Galentine’s Run: Besties Run Together Presented...

Long Beach, CA

Sunday, February 8th, 2026

5K
10K
Half
View details for race Galentine’s Run: Besties Run Together Presented by Run Club Girls
Heart and Sole Valentine's Run 5K, 10K, and Half Marathon logo

Heart and Sole Valentine's Run 5K, 10K, and Hal...

Long Beach, CA

Sunday, February 8th, 2026

5K
10K
Half
View details for race Heart and Sole Valentine's Run 5K, 10K, and Half Marathon
Friday the 13th -Camp Heartbreak -After Dark 5K. 10K Half Marathon by Califlow Runs logo

Friday the 13th -Camp Heartbreak -After Dark ...

Long Beach, CA

Friday, February 13th, 2026

5K
10K
Half
View details for race Friday the 13th -Camp Heartbreak -After Dark 5K. 10K Half Marathon by Califlow Runs
Happy Valentine's Day 5k, 10k, 15k, Half Marathon logo

Happy Valentine's Day 5k, 10k, 15k, Half Marathon

Los Angeles, CA

Saturday, February 14th, 2026

5K
Half
15K
View details for race Happy Valentine's Day 5k, 10k, 15k, Half Marathon
The Long Beach Sweetheart's Run - Valentine's 5K, 10K, & Half Marathon logo

The Long Beach Sweetheart's Run - Valentine's ...

Long Beach, CA

Saturday, February 14th, 2026

5K
10K
Half
Fast
View details for race The Long Beach Sweetheart's Run - Valentine's 5K, 10K, & Half Marathon
The Love Run – 5K, 10K, and Half Marathon logo

The Love Run – 5K, 10K, and Half Marathon

Encino, CA

Saturday, February 14th, 2026

5K
10K
Half
View details for race The Love Run – 5K, 10K, and Half Marathon
Run for the Beads - Mardi Gras Run 5K, 10K, & Half Marathon logo

Run for the Beads - Mardi Gras Run 5K, 10K, & H...

Long Beach, CA

Sunday, February 15th, 2026

5K
10K
Half
Fast
View details for race Run for the Beads - Mardi Gras Run 5K, 10K, & Half Marathon
Love Yourself Run – 5K, 10K, 10-Miler, Half Marathon logo

Love Yourself Run – 5K, 10K, 10-Miler, Half Mar...

Long Beach, CA

Sunday, February 15th, 2026

5K
10K
10 Miles
View details for race Love Yourself Run – 5K, 10K, 10-Miler, Half Marathon
Run for the Beads - Mardi Gras Run 5K, 10K, & Half Marathon logo

Run for the Beads - Mardi Gras Run 5K, 10K, & H...

Santa Monica, CA

Sunday, February 15th, 2026

5K
10K
Half
View details for race Run for the Beads - Mardi Gras Run 5K, 10K, & Half Marathon
Cupid Dash 5k, 10k, 15k, Half Marathon logo

Cupid Dash 5k, 10k, 15k, Half Marathon

Long beach, CA

Sunday, February 15th, 2026

5K
15K
Half
View details for race Cupid Dash 5k, 10k, 15k, Half Marathon
Cupid Chase 5k, 10k, 15k, Half Marathon logo

Cupid Chase 5k, 10k, 15k, Half Marathon

Long beach, CA

Monday, February 16th, 2026

Half
5K
15K
View details for race Cupid Chase 5k, 10k, 15k, Half Marathon
Crescent Moon Chase – 5K, 10K, 10-Miler, Half Marathon logo

Crescent Moon Chase – 5K, 10K, 10-Miler, Half M...

Long Beach, CA

Sunday, February 22nd, 2026

5K
10K
10 Miles
View details for race Crescent Moon Chase – 5K, 10K, 10-Miler, Half Marathon
Ocean Breeze 5k, 10k, 15k, Half Marathon logo

Ocean Breeze 5k, 10k, 15k, Half Marathon

Long beach, CA

Saturday, February 28th, 2026

15K
5K
10K
View details for race Ocean Breeze 5k, 10k, 15k, Half Marathon
SOCAL River Marathon - 26.2 - 13.1 - 10K - 5K logo

SOCAL River Marathon - 26.2 - 13.1 - 10K - 5K

Huntington Beach, CA

Saturday, February 28th, 2026

5K
10K
Half
Trail
View details for race SOCAL River Marathon - 26.2 - 13.1 - 10K - 5K
March Magic 5k, 10k, 15k, Half Marathon logo

March Magic 5k, 10k, 15k, Half Marathon

Riverside, CA

Sunday, March 1st, 2026

10K
5K
Half
View details for race March Magic 5k, 10k, 15k, Half Marathon
Camp Shamrocked: The Friday the 13th After Dark - 5K. 10K. Half Marathon logo

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

Long Beach, CA

Friday, March 13th, 2026

5K
10K
Half
View details for race Camp Shamrocked: The Friday the 13th After Dark - 5K. 10K. Half Marathon
Leprechaun Chase – 5K, 10K, 10-Miler, Half Marathon logo

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

Long Beach, CA

Saturday, March 14th, 2026

5K
10K
15K
View details for race Leprechaun Chase – 5K, 10K, 10-Miler, Half Marathon
Rockin' Shamrock 5k, 10k, 15k, Half Marathon logo

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

Long beach, CA

Saturday, March 14th, 2026

Half
5K
15K
View details for race Rockin' Shamrock 5k, 10k, 15k, Half Marathon
The Terminator 2 Trot: 5K, 10K & Half Marathon logo

The Terminator 2 Trot: 5K, 10K & Half Marathon

Canoga Park, CA

Saturday, March 14th, 2026

5K
10K
Half
View details for race The Terminator 2 Trot: 5K, 10K & Half Marathon
Rockin' Shamrock 5k, 10k, 15k, Half Marathon logo

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

Van Nuys, CA

Sunday, March 15th, 2026

5K
10K
15K
View details for race Rockin' Shamrock 5k, 10k, 15k, Half Marathon
The Long Beach Leprechaun Run - Kids Dash, 1 Miler, 5k, 10K, & Half Marathon by Califlow Runs logo

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

Long Beach, CA

Sunday, March 15th, 2026

1 Mile
5K
10K
View details for race The Long Beach Leprechaun Run - Kids Dash, 1 Miler, 5k, 10K, & Half Marathon by Califlow Runs
Spring Equinox 5k, 10k, 15k, Half Marathon logo

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

Long beach, CA

Saturday, March 21st, 2026

15K
Half
5K
View details for race Spring Equinox 5k, 10k, 15k, Half Marathon
Beer City Half™ Long Beach logo

Beer City Half™ Long Beach

Long Beach, CA

Saturday, March 21st, 2026

Half
10K
5K
View details for race Beer City Half™ Long Beach
Spring Equinox 5k, 10k, 15k, Half Marathon logo

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
Disco Miles: Beachfront Boogie 5K, 10K, Half Marathon by Califlow Runs logo

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

Long Beach, CA

Saturday, March 28th, 2026

5K
10K
Half
View details for race Disco Miles: Beachfront Boogie 5K, 10K, Half Marathon by Califlow Runs
RunThrough USA Long Beach 5k,10k & Half Marathon Race logo

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

Long Beach, CA

Saturday, March 28th, 2026

5K
10K
Half
View details for race RunThrough USA Long Beach 5k,10k & Half Marathon Race
Running for the Rescues – 5K, 10K, 10-Miler, Half Marathon logo

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

Long Beach, CA

Sunday, March 29th, 2026

5K
10K
10 Miles
View details for race Running for the Rescues – 5K, 10K, 10-Miler, Half Marathon
No FOOLIN' - 5K, 10K, & Half Marathon logo

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

Long Beach, CA

Sunday, March 29th, 2026

5K
10K
Half
View details for race No FOOLIN' - 5K, 10K, & Half Marathon
Hoppy Easter 5k, 10k, 15k, Half Marathon logo

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

Los Angeles, CA

Saturday, April 4th, 2026

10K
5K
15K
View details for race Hoppy Easter 5k, 10k, 15k, Half Marathon
The Great Bunny Hop – 5K, 10K, 10-Miler, Half Marathon logo

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

Long Beach, CA

Saturday, April 4th, 2026

5K
10K
10 Miles
View details for race The Great Bunny Hop – 5K, 10K, 10-Miler, Half Marathon
Spring Fling Run – 5K, 10K, Half Marathon logo

Spring Fling Run – 5K, 10K, Half Marathon

Lake View Terrace, CA

Saturday, April 11th, 2026

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

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

Huntington Beach, CA

Sunday, April 12th, 2026

5K
10K
Half
Fast
View details for race Totally 80's Fast Times in Huntington Beach 5K, 10K, & Half Marathon
Run for the Planet - Earth Day Celebration 5K, 10K, and Half Marathon logo

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

Huntington Beach, CA

Saturday, April 18th, 2026

5K
10K
Half
View details for race Run for the Planet - Earth Day Celebration 5K, 10K, and Half Marathon
Dam Good 5k, 10k, 15k, Half Marathon logo

Dam Good 5k, 10k, 15k, Half Marathon

Lake View Terrace, CA

Saturday, April 18th, 2026

Half
10K
15K
View details for race Dam Good 5k, 10k, 15k, Half Marathon
Earth Day - Run for the Planet - 5K, 10K, and Half Califlow Runs logo

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

Long beach, CA

Saturday, April 18th, 2026

5K
10K
Half
View details for race Earth Day - Run for the Planet - 5K, 10K, and Half Califlow Runs
Run for the Planet – 5K, 10K, 10M, and Half Marathon logo

Run for the Planet – 5K, 10K, 10M, and Half Mar...

Long Beach, CA

Sunday, April 19th, 2026

5K
10K
Half
View details for race Run for the Planet – 5K, 10K, 10M, and Half Marathon
Coffee Lovers Run LOS ANGELES logo

Coffee Lovers Run LOS ANGELES

Los Angeles, CA

Saturday, April 25th, 2026

5K
10K
Half
View details for race Coffee Lovers Run LOS ANGELES
Wildflower 5k, 10k, 15k, Half Marathon logo

Wildflower 5k, 10k, 15k, Half Marathon

Riverside, CA

Sunday, April 26th, 2026

5K
Half
10K
View details for race Wildflower 5k, 10k, 15k, Half Marathon
Super Hero Dash – 5K, 10K, 10M, and Half Marathon logo

Super Hero Dash – 5K, 10K, 10M, and Half Marathon

Long Beach, CA

Sunday, April 26th, 2026

5K
10K
15K
View details for race Super Hero Dash – 5K, 10K, 10M, and Half Marathon
Finish The Ride and Finish The Run Griffith Park logo

Finish The Ride and Finish The Run Griffith Park

Los Angeles, CA

Saturday, May 2nd, 2026

5K
10K
Half
View details for race Finish The Ride and Finish The Run Griffith Park
The 2026 Hoag OC Marathon Running Festival (Expo Registration) logo

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)
The Hoag OC Marathon Running Festival logo

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

Explore more in Fullerton, CA

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