Upcoming Half Marathon Races Near Ontario, CA

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Miles for Hope

Roseville, CA

Saturday, October 17th, 2026

Featured

10K

View details for race Miles for Hope

Happy Halloween 5k, 10k, 15k, Half Marathon

Long beach, CA

Saturday, October 31st, 2026

15K

10K

View details for race Happy Halloween 5k, 10k, 15k, Half Marathon

Viva la Vida - Día de los Muertos 5K, 10K, and ...

Long beach, CA

Sunday, November 1st, 2026

10K

Half

View details for race Viva la Vida - Día de los Muertos 5K, 10K, and Half Marathon

Luz y Vida 5k, 10k, 15k, Half Marathon

Riverside, CA

Sunday, November 1st, 2026

Half

10K

View details for race Luz y Vida 5k, 10k, 15k, Half Marathon

Beer City Half™ OC

Santa Ana, CA

Saturday, November 7th, 2026

Half

10K

View details for race Beer City Half™ OC

Temecula Half Marathon, 10K, 5K

Temecula, CA

Sunday, November 8th, 2026

Half

10K

View details for race Temecula Half Marathon, 10K, 5K

Runacopia 5k, 10k, 15k, Half Marathon

Long beach, CA

Sunday, November 8th, 2026

10K

Half

15K

View details for race Runacopia 5k, 10k, 15k, Half Marathon

Camp Turkey Terror: The Nighttime Friday the 13...

Long Beach, CA

Friday, November 13th, 2026

10K

Half

View details for race Camp Turkey Terror: The Nighttime Friday the 13th Unhinged Turkey Trot: 5K. 10K. Half Marathon

Trailsgiving 5k, 10k, 15k, Half Marathon

Los Angeles, CA

Saturday, November 14th, 2026

10K

15K

Half

View details for race Trailsgiving 5k, 10k, 15k, Half Marathon

Huffin for the Stuffin- Turkey Trot 5K, 10K, &...

Long Beach, CA

Saturday, November 14th, 2026

10K

Half

View details for race Huffin for the Stuffin- Turkey Trot 5K, 10K, & Half Marathon

The Stuffing Shuffle – 5K, 10K, Half Marathon

Fountain Valley, CA

Saturday, November 14th, 2026

10K

Half

View details for race The Stuffing Shuffle – 5K, 10K, Half Marathon

Harvest Hustle – 5K, 10K, Half Marathon

Lake View Terrace, CA

Saturday, November 21st, 2026

10K

Half

View details for race Harvest Hustle – 5K, 10K, Half Marathon

Giving Thanks 5k, 10k, 15k, Half Marathon

Long beach, CA

Saturday, November 21st, 2026

10K

15K

Half

View details for race Giving Thanks 5k, 10k, 15k, Half Marathon

Friendsgiving: Turkey Trot 5K, 10K, Half Marath...

Long Beach, CA

Sunday, November 22nd, 2026

10K

1 Mile

Fast

View details for race Friendsgiving: Turkey Trot 5K, 10K, Half Marathon by Califlow Runs

Turkey Trot (Friday) 5k, 10k, 15k, Half Marathon

Long beach, CA

Friday, November 27th, 2026

15K

10K

Half

View details for race Turkey Trot (Friday) 5k, 10k, 15k, Half Marathon

Turkey Trot (Saturday) 5k, 10k, 15k, Half Marathon

Anaheim, CA

Saturday, November 28th, 2026

10K

15K

View details for race Turkey Trot (Saturday) 5k, 10k, 15k, Half Marathon

Seasons Greetings 5k, 10k, 15k, Half Marathon

Long beach, CA

Saturday, December 5th, 2026

Half

10K

View details for race Seasons Greetings 5k, 10k, 15k, Half Marathon

Merry Miles- 5K, 10K, and Half Marathon by Ca...

Long Beach, CA

Sunday, December 6th, 2026

10K

Half

View details for race Merry Miles- 5K, 10K, and Half Marathon by Califlow Runs

Reindeer Run Riverside 5k, 10k, 15k, Half Marathon

Riverside, CA

Sunday, December 13th, 2026

15K

10K

View details for race Reindeer Run Riverside 5k, 10k, 15k, Half Marathon

Winter Runderland 5K, 10K, & Half Marathon. Kid...

Long Beach, CA

Sunday, December 13th, 2026

10K

Half

Fast

View details for race Winter Runderland 5K, 10K, & Half Marathon. Kids Dash

Reindeer Run GP 5k, 10k, 15k, Half Marathon

Los Angeles, CA

Saturday, December 19th, 2026

15K

10K

Half

View details for race Reindeer Run GP 5k, 10k, 15k, Half Marathon

Winter Whirl – 5K, 10K, Half Marathon

Fountain Valley, CA

Saturday, December 19th, 2026

10K

Half

View details for race Winter Whirl – 5K, 10K, Half Marathon

The Jingle Bell Dash Kids Dash, 1 Miler, 5K, 10...

Long Beach, CA

Saturday, December 19th, 2026

10K

Half

View details for race The Jingle Bell Dash Kids Dash, 1 Miler, 5K, 10K and Half Marathon & Santa Paws Doggie Run

3rd Annual Santa’s Reindeer Run - 5K, 10K, and ...

Huntington Beach, CA

Sunday, December 20th, 2026

10K

Half

View details for race 3rd Annual Santa’s Reindeer Run - 5K, 10K, and Half Marathon

Reindeer Run LB 5k, 10k, 15k, Half Marathon

Long beach, CA

Sunday, December 20th, 2026

10K

Half

View details for race Reindeer Run LB 5k, 10k, 15k, Half Marathon

Jingle All the Way - Christmas Day 5K, 10K, Hal...

Long Beach, CA

Friday, December 25th, 2026

10K

Half

View details for race Jingle All the Way - Christmas Day 5K, 10K, Half Marathon, Kids Dash by Califlow Runs

Happy Holidays 5k, 10k, 15k, Half Marathon

Long beach, CA

Saturday, December 26th, 2026

Half

10K

View details for race Happy Holidays 5k, 10k, 15k, Half Marathon

Last Dash Before Midnight 5K, 10K, & Half Marat...

Long Beach, CA

Thursday, December 31st, 2026

10K

Half

View details for race Last Dash Before Midnight 5K, 10K, & Half Marathon by Califlow Runs

Run In The New Year 5k/10K/Half Marathon

Huntington Beach, CA

Friday, January 1st, 2027

10K

Half

Fast

View details for race Run In The New Year 5k/10K/Half Marathon

Chasing Churros 5K, 10K & Half Marathon by Cali...

Long Beach, CA

Sunday, January 3rd, 2027

10K

Half

View details for race Chasing Churros 5K, 10K & Half Marathon by Califlow Runs

Griffith Park Resolution Run

Los Angeles, CA

Sunday, January 3rd, 2027

Half

12K

Trail

View details for race Griffith Park Resolution Run

Grievances & Gratitude Run – Not a Resolution -...

Long Beach, CA

Saturday, January 9th, 2027

10K

Half

View details for race Grievances & Gratitude Run – Not a Resolution - Just a Reset 5K, 10K, and Half Marathon by Califlow Runs

Citrus Heritage Run

Riverside, CA

Saturday, January 9th, 2027

Half

10K

View details for race Citrus Heritage Run

Define Your Glow 5K, 10K, Half Marathon by Cali...

Long Beach, CA

Saturday, January 16th, 2027

10K

Half

View details for race Define Your Glow 5K, 10K, Half Marathon by Califlow Runs

MLK Jr. Freedom Run LOS ANGELES

Los Angeles, CA

Saturday, January 16th, 2027

10K

Half

View details for race MLK Jr. Freedom Run LOS ANGELES

Polar Bear Run 5K, 10K, and Half Marathon by Ca...

Long Beach, CA

Saturday, January 23rd, 2027

10K

Half

View details for race Polar Bear Run 5K, 10K, and Half Marathon by Califlow Runs

Coffee Lover Run LOS ANGELES

Los Angeles, CA

Saturday, January 30th, 2027

10K

Half

View details for race Coffee Lover Run LOS ANGELES

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

Long Beach, CA

Saturday, February 6th, 2027

10K

Half

View details for race Heart and Sole Valentine's Run 5K, 10K, and Half Marathon by Califlow Runs

2027 Surf City Marathon

Huntington Beach, CA

Sunday, February 7th, 2027

Marathon

Half

View details for race 2027 Surf City Marathon

Besties Run 5K. 10K. Half Marathon , & Kids Dash

Long Beach, CA

Sunday, February 7th, 2027

10K

Half

View details for race Besties Run 5K. 10K. Half Marathon , & Kids Dash

The HEART RUN Half Marathon & 5K/10K

Huntington Beach, CA

Saturday, February 13th, 2027

Half

Fast

View details for race The HEART RUN Half Marathon & 5K/10K

Valentine's Day Run LOS ANGELES

Los Angeles, CA

Saturday, February 13th, 2027

10K

Half

View details for race Valentine's Day Run LOS ANGELES

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

Long Beach, CA

Sunday, February 14th, 2027

10K

Half

View details for race The Long Beach Sweetheart's Run - Valentine's 5K, 10K, & Half Marathon by Califlow Runs

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

Huntington Beach, CA

Saturday, February 27th, 2027

10K

Half

Trail

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

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

Long Beach, CA

Saturday, March 6th, 2027

10K

Half

Fast

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

She Runs Long Beach - National Women's Day Run ...

Long Beach, CA

Sunday, March 7th, 2027

10K

Half

View details for race She Runs Long Beach - National Women's Day Run 5K • 10K • Half Marathon

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

Long Beach, CA

Sunday, March 14th, 2027

1 Mile

10K

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

Finish The Ride and Finish The Run Griffith Park

Los Angeles, CA

Saturday, March 20th, 2027

10K

15K

View details for race Finish The Ride and Finish The Run Griffith Park

Beer City Half™ Long Beach

Long Beach, CA

Saturday, March 20th, 2027

Half

10K

View details for race Beer City Half™ Long Beach

Como La Flor 5K. 10K, Half Marathon by Califlow...

Long Beach, CA

Sunday, March 28th, 2027

10K

Half

View details for race Como La Flor 5K. 10K, Half Marathon by Califlow Runs

Bedrock Valley Trail Runs

Hemet, CA

Saturday, April 3rd, 2027

Marathon

Half

15K

Trail

Fast

View details for race Bedrock Valley Trail Runs

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