Upcoming Races Near Diamond Bar, CA

Name: The Water Run
Start: 2026-03-21
End: 2026-03-21
Location: Murrieta

Signal Hill Rotary Mutt Run 1K & 5K

Long Beach, CA

Saturday, February 21st, 2026

Featured

View details for race Signal Hill Rotary Mutt Run 1K & 5K

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cmX 5K 2025

Long Beach, CA

Saturday, February 21st, 2026

View details for race cmX 5K 2025

4 Mile Hill Challenge

Los Angeles, CA

Saturday, February 21st, 2026

View details for race 4 Mile Hill Challenge

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

Long Beach, CA

Sunday, February 22nd, 2026

10K

Half

View details for race Mardi Gras Run - Run for the Beads - 5K, 10K, & Half Marathon by Califlow Runs

9th Annual BRAVE Race 2026

Aliso Viejo, CA

Sunday, February 22nd, 2026

10K

View details for race 9th Annual BRAVE Race 2026

Impact 5K: Dash Thru the 80s

Pasadena, CA

Sunday, February 22nd, 2026

View details for race Impact 5K: Dash Thru the 80s

33rd Annual Brea 8K Classic presented by Brea M...

Brea, CA

Sunday, February 22nd, 2026

View details for race 33rd Annual Brea 8K Classic presented by Brea Mall - Race Starts at 7am!

Run/Walk for WeSPARK 5K/10K & Kids FUN RUN

Los Angeles, CA

Sunday, February 22nd, 2026

10K

Fast

View details for race Run/Walk for WeSPARK 5K/10K & Kids FUN RUN

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

Long Beach, CA

Sunday, February 22nd, 2026

10K

10 Miles

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

The Observatory Loop Relay

Los Angeles, CA

Thursday, February 26th, 2026

Trail

View details for race The Observatory Loop Relay

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

Huntington Beach, CA

Saturday, February 28th, 2026

10K

Half

Trail

View details for race SOCAL River Marathon - 26.2 - 13.1 - 10K - 5K

Downey 5K for TLC

Downey, CA

Saturday, February 28th, 2026

View details for race Downey 5K for TLC

Taxiway 5k

Upland, CA

Saturday, February 28th, 2026

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Oh! The Places You'll Run – 5K, 10K, 10-Miler, ...

Long Beach, CA

Saturday, February 28th, 2026

10K

View details for race Oh! The Places You'll Run – 5K, 10K, 10-Miler, Half Marathon

5K Run/Walk, A Touch of Love Works

Lake Forest, CA

Saturday, February 28th, 2026

View details for race 5K Run/Walk, A Touch of Love Works

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

Long beach, CA

Saturday, February 28th, 2026

15K

10K

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

LASAA Mug Run - LASD Homicide Bureau

El Monte, CA

Saturday, February 28th, 2026

10K

View details for race LASAA Mug Run - LASD Homicide Bureau

San Fernando Valley Mile

San Fernando, CA

Saturday, February 28th, 2026

1 Mile

View details for race San Fernando Valley Mile

Compton Run Club- Connecting Compton Relay Race

Compton, CA

Saturday, February 28th, 2026

Ultra

View details for race Compton Run Club- Connecting Compton Relay Race

L.A. CHINATOWN FIRECRACKER 5K/10K/KIDDIE/PAW'ER...

Los Angeles, CA

Saturday, February 28th, 2026

View details for race L.A. CHINATOWN FIRECRACKER 5K/10K/KIDDIE/PAW'ER DOG RUN/WALK & BIKE RIDE

46th Annual AMS 5K & Wellness Expo VI

Manhattan Beach, CA

Saturday, February 28th, 2026

Fast

View details for race 46th Annual AMS 5K & Wellness Expo VI

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

Riverside, CA

Sunday, March 1st, 2026

10K

Half

View details for race March Magic 5k, 10k, 15k, Half Marathon

Pre-Registration Screenland 5K 2026

Culver City, CA

Sunday, March 1st, 2026

1 Mile

View details for race Pre-Registration Screenland 5K 2026

Screenland 5K

Culver City, CA

Sunday, March 1st, 2026

1 Mile

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Nutty Cutters 5k

Palmdale, CA

Saturday, March 7th, 2026

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PSL Evolve Harvest 5K Walk/Run

Riverside, CA

Saturday, March 7th, 2026

View details for race PSL Evolve Harvest 5K Walk/Run

Bell Gardens 5K

Bell Gardens, CA

Saturday, March 7th, 2026

Fast

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Lakewood Run

Lakewood, CA

Saturday, March 7th, 2026

10K

View details for race Lakewood Run

Chino DairyAire 5K Run/Walk 2026

Chino, CA

Saturday, March 7th, 2026

Fast

View details for race Chino DairyAire 5K Run/Walk 2026

Bayshore 70.4 -- Sprint Triathlon---

Long Beach, CA

Saturday, March 7th, 2026

10K

View details for race Bayshore 70.4 -- Sprint Triathlon---

Cemex Quarry Quest 5K Rialto

Rialto, CA

Saturday, March 7th, 2026

View details for race Cemex Quarry Quest 5K Rialto

Lemon Zest 5K & Kids 1K Dash

Upland, CA

Saturday, March 7th, 2026

View details for race Lemon Zest 5K & Kids 1K Dash

Together We Walk 5K Walk & Fun Run

Long Beach, CA

Sunday, March 8th, 2026

View details for race Together We Walk 5K Walk & Fun Run

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

Long Beach, CA

Friday, March 13th, 2026

10K

Half

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

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

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

Canoga Park, CA

Saturday, March 14th, 2026

10K

Half

View details for race The Terminator 2 Trot: 5K, 10K & Half Marathon

St. Anthony High School's 17th Annual SAINTS RU...

Long Beach, CA

Saturday, March 14th, 2026

View details for race St. Anthony High School's 17th Annual SAINTS RUN 5K

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

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

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

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

Lake Norconian 5K Run/Walk

Norco, CA

Saturday, March 14th, 2026

View details for race Lake Norconian 5K Run/Walk

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

Van Nuys, CA

Sunday, March 15th, 2026

10K

15K

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

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

Honor Our Fallen 5K

San Bernardino, CA

Sunday, March 15th, 2026

View details for race Honor Our Fallen 5K

CSDR's 7th Annual Cub 5k Run/Walk hosted by the...

Riverside, CA

Friday, March 20th, 2026

View details for race CSDR's 7th Annual Cub 5k Run/Walk hosted by the PE Department

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

The Water Run

Murrieta, CA

Saturday, March 21st, 2026

View details for race The Water Run

Explore more in Diamond Bar, CA

Distances:

5K 10K Half Marathon Marathon

Months:

February March April

Tags:

Trail Boston Qualifiers Fast Courses

State:

All California races

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