289 Upcoming Races Near Costa Mesa, CA

Sun and Summit 5k, 10k, 15k, Half Marathon

Los Angeles, CA

Sunday, August 9th, 2026

Half

10K

Trail

View details for race Sun and Summit 5k, 10k, 15k, Half Marathon

5K Entry Hot Dog Lemonade with or without Pet

Los Angeles, CA

Saturday, August 15th, 2026

View details for race 5K Entry Hot Dog Lemonade with or without Pet

Idyllwild Race 5K / 10K

Idyllwild, CA

Saturday, August 15th, 2026

10K

View details for race Idyllwild Race 5K / 10K

Summer Sensation 5k, 10k, 15k, Half Marathon

Long beach, CA

Saturday, August 15th, 2026

10K

Half

15K

View details for race Summer Sensation 5k, 10k, 15k, Half Marathon

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

Add it free Feature it

LA's Race Against Gun Violence

Carson, CA

Sunday, August 16th, 2026

View details for race LA's Race Against Gun Violence

LA Race Against Gun Violence

Carson, CA

Sunday, August 16th, 2026

View details for race LA Race Against Gun Violence

The The Wheely Fast Hamster Run 5K, 10K, Half M...

Long Beach, CA

Sunday, August 16th, 2026

10K

Half

Fast

View details for race The The Wheely Fast Hamster Run 5K, 10K, Half Marathon by Califlow Runs

Health is Wealth 5K by Panacea Holistic Institute

Long Beach, CA

Sunday, August 16th, 2026

10K

Fast

View details for race Health is Wealth 5K by Panacea Holistic Institute

Long Beach Easy Breezy 5K, 10K, & Half Marathon...

Long Beach, CA

Sunday, August 16th, 2026

10K

Half

Fast

View details for race Long Beach Easy Breezy 5K, 10K, & Half Marathon by Califlow Runs

Heroes 4 Hearing 5K

Long Beach, CA

Sunday, August 16th, 2026

View details for race Heroes 4 Hearing 5K

Run Happyish 5K. 10K. Half Marathon by Califlow...

Long Beach, CA

Sunday, August 16th, 2026

10K

Half

Fast

View details for race Run Happyish 5K. 10K. Half Marathon by Califlow Runs

Pre Reg 2026 Heroes 4 Hearing 5K

Long Beach, CA

Sunday, August 16th, 2026

View details for race Pre Reg 2026 Heroes 4 Hearing 5K

LAPD Foothill Fitness Run

Lake View Terrace, CA

Sunday, August 16th, 2026

10K

Trail

View details for race LAPD Foothill Fitness Run

To Serve Man - Alien Invasion -5K 10K

Long Beach, CA

Sunday, August 16th, 2026

10K

View details for race To Serve Man - Alien Invasion -5K 10K

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

Long beach, CA

Saturday, August 22nd, 2026

15K

10K

Half

View details for race Summer Breeze 5k, 10k, 15k, Half Marathon

RUN FOR ASL 5K

Culver City, CA

Saturday, August 22nd, 2026

View details for race RUN FOR ASL 5K

Albert Rivera Menudo Run

South El Monte, CA

Saturday, August 22nd, 2026

10K

View details for race Albert Rivera Menudo Run

One Love Run – 5K, 10K, 10M, and Half Marathon

Long Beach, CA

Sunday, August 23rd, 2026

10K

10 Miles

View details for race One Love Run – 5K, 10K, 10M, and Half Marathon

Californian Dreamin 5K, 10K, & Half Marathon by...

Long Beach, CA

Sunday, August 23rd, 2026

10K

Half

View details for race Californian Dreamin 5K, 10K, & Half Marathon by Califlow Runs

Splash Dash 5k/ A Wet or Dry Run 5k plus Duckie...

Irvine, CA

Sunday, August 23rd, 2026

View details for race Splash Dash 5k/ A Wet or Dry Run 5k plus Duckie Dash/Wild Rivers in Irvine

Shoreline Park Half Marathon - ShorelineParkHal...

Long Beach, CA

Sunday, August 23rd, 2026

Half

10K

View details for race Shoreline Park Half Marathon - ShorelineParkHalf.com

Night of the Running Dead 5K, 10K, 1 Miler, Hal...

Long Beach, CA

Saturday, August 29th, 2026

10K

Half

Fast

View details for race Night of the Running Dead 5K, 10K, 1 Miler, Half Marathon SummerWeen Series by Califlow Runs

Blacklight Run | Pomona 2026

Pomona, CA

Saturday, August 29th, 2026

Fast

View details for race Blacklight Run | Pomona 2026

Bubble Run | Pomona

Pomona, CA

Saturday, August 29th, 2026

View details for race Bubble Run | Pomona

Pre Reg 2026 Torrance Memorial Medical Center, ...

Playa Del Rey, CA

Sunday, August 30th, 2026

1 Mile

View details for race Pre Reg 2026 Torrance Memorial Medical Center, BRA Run, Los Angeles

Torrance Memorial Medical Center, BRA Run, Los ...

Playa Del Rey, CA

Sunday, August 30th, 2026

1 Mile

View details for race Torrance Memorial Medical Center, BRA Run, Los Angeles

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

Long beach, CA

Saturday, September 5th, 2026

Half

15K

View details for race Beach Day 5k, 10k, 15k, Half Marathon

Ignite The Light 5K & Resource Fair

Lake View Terrace, CA

Saturday, September 5th, 2026

View details for race Ignite The Light 5K & Resource Fair

The Great Cow Run (Higashi Roman Memorial Run)

Norwalk, CA

Saturday, September 5th, 2026

View details for race The Great Cow Run (Higashi Roman Memorial Run)

Pirates Plunder – 5K, 10K, 10-miler, and Half ...

Long Beach, CA

Sunday, September 6th, 2026

10K

10 Miles

View details for race Pirates Plunder – 5K, 10K, 10-miler, and Half Marathon

Labor of Love - Merging Forces 5K.10K by Califl...

Long Beach, CA

Monday, September 7th, 2026

10K

1 Mile

Fast

View details for race Labor of Love - Merging Forces 5K.10K by Califlow Runs

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

Long beach, CA

Monday, September 7th, 2026

15K

10K

View details for race Labor Day 5k, 10k, 15k, Half Marathon

Long Beach Labor Day Run - Merging Forces 5K, 1...

Long Beach, CA

Monday, September 7th, 2026

10K

1 Mile

Fast

View details for race Long Beach Labor Day Run - Merging Forces 5K, 10K, Half Marathon, 1 Miler, Kids Dash

Los Angeles Sunset Trail Relay & 5K

Los Angeles, CA

Saturday, September 12th, 2026

10 Miles

1 Mile

Trail

View details for race Los Angeles Sunset Trail Relay & 5K

MVRRC Shoe4Africa 5K Championship & Kids 1-mile...

Perris, CA

Saturday, September 12th, 2026

1 Mile

Fast

View details for race MVRRC Shoe4Africa 5K Championship & Kids 1-mile Championship (Cash Prize)

Tacos N Beer5k--Long Beach 2026

Long Beach, CA

Saturday, September 12th, 2026

Fast

View details for race Tacos N Beer5k--Long Beach 2026

Finish on the 50

Riverside, CA

Saturday, September 12th, 2026

View details for race Finish on the 50

LA Kings 5K

Redondo Beach, CA

Saturday, September 12th, 2026

View details for race LA Kings 5K

Rise to the Top 5k, 10k, 15k, Half Marathon

Los Angeles, CA

Saturday, September 12th, 2026

15K

10K

Trail

View details for race Rise to the Top 5k, 10k, 15k, Half Marathon

LASD PINK PATCH 5K RUN/WALK

San Dimas, CA

Saturday, September 12th, 2026

View details for race LASD PINK PATCH 5K RUN/WALK

Beach Fun 5k, 10k, 15k, Half Marathon

Long beach, CA

Sunday, September 13th, 2026

Half

10K

15K

View details for race Beach Fun 5k, 10k, 15k, Half Marathon

Seasonal Confusion 5K. 10K. Half Marathon by Ca...

Long Beach, CA

Sunday, September 13th, 2026

10K

Half

Fast

View details for race Seasonal Confusion 5K. 10K. Half Marathon by Califlow Runs

Park to Playa 10K

Culver City, CA

Sunday, September 13th, 2026

10K

Trail

View details for race Park to Playa 10K

Pacific Coast Triathlon

Laguna Beach, CA

Sunday, September 13th, 2026

Trail

View details for race Pacific Coast Triathlon

The Village's Sixth Annual Miles for Mamas Walk...

Santa Monica, CA

Sunday, September 13th, 2026

View details for race The Village's Sixth Annual Miles for Mamas Walk/Run-Santa Monica

Jurassic Jaunt – 5K, 10K, 10M, and Half Marathon

Long Beach, CA

Saturday, September 19th, 2026

10K

Half

View details for race Jurassic Jaunt – 5K, 10K, 10M, and Half Marathon

Tunnel to Towers 5K Run & Walk - Huntington Bea...

Huntington Beach, CA

Saturday, September 19th, 2026

Fast

View details for race Tunnel to Towers 5K Run & Walk - Huntington Beach, CA

Season of the Witch 5K 10K by Califlow Runs

Long Beach, CA

Saturday, September 19th, 2026

10K

Fast

View details for race Season of the Witch 5K 10K by Califlow Runs

Hunter's Heart Foundation - A World Beyond Whee...

South El Monte, CA

Saturday, September 19th, 2026

View details for race Hunter's Heart Foundation - A World Beyond Wheels 5K Walk, Run, Ride 2026

Mariachi 5k, La Pacific

Huntington Park, CA

Saturday, September 19th, 2026

View details for race Mariachi 5k, La Pacific

Prev 13 4 Next

Explore more in Costa Mesa, CA

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

Distance

5K 10K Half Marathon Marathon

Month

July August September

Race type

Trail Boston Qualifiers Fast Courses

Run clubs

Run clubs in Costa Mesa

Nearby

Fountain Valley Newport Beach Huntington Beach Irvine Anaheim Long Beach All California races