Upcoming 5K Races in Fontana, CA 2026-2027

Strawberry Stomp 5K

Garden Grove, CA

Saturday, May 23rd, 2026

Featured

5K

View details for race Strawberry Stomp 5K

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Run to Remember 5k, 10k, 15k, Half Marathon

Long beach, CA

Saturday, May 23rd, 2026

10K

Half

15K

View details for race Run to Remember 5k, 10k, 15k, Half Marathon

Lighthouse Half Marathon - LightHouseHalf.org

Long Beach, CA

Sunday, May 24th, 2026

Half

10K

5K

View details for race Lighthouse Half Marathon - LightHouseHalf.org

Exposition Race of Legends 5K Run

Los Angeles, CA

Sunday, May 24th, 2026

5K

View details for race Exposition Race of Legends 5K Run

42nd Annual Providence Saint John's Health Cent...

Los Angeles, CA

Sunday, May 24th, 2026

10K

5K

Fast

View details for race 42nd Annual Providence Saint John's Health Center Brentwood Run

Memorial 5K Run

Big Bear Lake, CA

Sunday, May 24th, 2026

5K

View details for race Memorial 5K Run

Sweet Life - Pineapple Run 5K. 10K. Half Marath...

Long Beach, CA

Sunday, May 24th, 2026

5K

10K

Half

View details for race Sweet Life - Pineapple Run 5K. 10K. Half Marathon by Califlow Runs

Laguna Hills Memorial Day Half Marathon, 5K & 10K

Laguna Hills, CA

Monday, May 25th, 2026

Half

10K

5K

View details for race Laguna Hills Memorial Day Half Marathon, 5K & 10K

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

Long beach, CA

Monday, May 25th, 2026

15K

Half

5K

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

2026 Foothills Strong Run

La Canada Flintridge, CA

Monday, May 25th, 2026

1 Mile

5K

View details for race 2026 Foothills Strong Run

Glendora Memorial Day 5K

Glendora, CA

Monday, May 25th, 2026

5K

View details for race Glendora Memorial Day 5K

Memorial Day 5K, 10K & Kids 1 Mile Run/Walk

Hemet, CA

Monday, May 25th, 2026

5K

10K

1 Mile

Fast

View details for race Memorial Day 5K, 10K & Kids 1 Mile Run/Walk

Packed Vision 5k and 10k

Huntington Beach, CA

Monday, May 25th, 2026

5K

View details for race Packed Vision 5k and 10k

TSCL 4th Annual Mental Health 5K Run & Walk

Claremont, CA

Saturday, May 30th, 2026

5K

View details for race TSCL 4th Annual Mental Health 5K Run & Walk

7th Annual SJC Community Run

San Juan Capistrano, CA

Saturday, May 30th, 2026

5K

View details for race 7th Annual SJC Community Run

Cerritos 5K Run/Walk Celebrate in Stride Moo-ve...

Cerritos, CA

Saturday, May 30th, 2026

5K

View details for race Cerritos 5K Run/Walk Celebrate in Stride Moo-ve with the Herd

Race for Education

Paramount, CA

Saturday, May 30th, 2026

5K

View details for race Race for Education

The Great White Chase – 5K, 10K, 10M, and Half ...

Long Beach, CA

Sunday, May 31st, 2026

5K

10K

15K

View details for race The Great White Chase – 5K, 10K, 10M, and Half Marathon

Blue Moon 5K. 10K. Half Marathon by Califlow Runs

Long Beach, CA

Sunday, May 31st, 2026

5K

10K

Half

Fast

View details for race Blue Moon 5K. 10K. Half Marathon by Califlow Runs

Fire Hydrant 5K & Dog Expo

Huntington Beach, CA

Sunday, May 31st, 2026

5K

1 Mile

View details for race Fire Hydrant 5K & Dog Expo

The Big Run Laguna Niguel Presented by Brooks

Dana Point, CA

Wednesday, June 3rd, 2026

5K

View details for race The Big Run Laguna Niguel Presented by Brooks

45th Annual CdM Scenic 5K & Fun Walk

Corona del Mar, CA

Saturday, June 6th, 2026

5K

View details for race 45th Annual CdM Scenic 5K & Fun Walk

Wrigley River Run & Tadpole Trot

Long Beach, CA

Saturday, June 6th, 2026

10 Miles

Half

10K

View details for race Wrigley River Run & Tadpole Trot

Runbelievable -Super Hero Run 5K. 10K. Half Mar...

Long Beach, CA

Saturday, June 6th, 2026

5K

10K

Half

Fast

View details for race Runbelievable -Super Hero Run 5K. 10K. Half Marathon by Califlow Runs

Pre Reg 2026 Wrigley River Run & Tadpole Trot P...

Long Beach, CA

Saturday, June 6th, 2026

10 Miles

Half

10K

View details for race Pre Reg 2026 Wrigley River Run & Tadpole Trot Presented by Long Beach Clinical Trials

71st Annual Fontana Days Run

Fontana, CA

Saturday, June 6th, 2026

Half

5K

View details for race 71st Annual Fontana Days Run

Fullerton Fit 5K Trail Run

Fullerton, CA

Saturday, June 6th, 2026

5K

Trail

View details for race Fullerton Fit 5K Trail Run

Fun in the Sun 5k, 10k, 15k, Half Marathon

Long beach, CA

Saturday, June 6th, 2026

15K

5K

Half

View details for race Fun in the Sun 5k, 10k, 15k, Half Marathon

3rd Annual Norwalk 5K

Norwalk, CA

Sunday, June 7th, 2026

5K

View details for race 3rd Annual Norwalk 5K

The Praise Run

Victorville, CA

Saturday, June 13th, 2026

1 Mile

5K

10K

View details for race The Praise Run

Phoenix Rising 5k, 10k, 15k, Half Marathon

Los Angeles, CA

Saturday, June 13th, 2026

15K

10K

Half

View details for race Phoenix Rising 5k, 10k, 15k, Half Marathon

Los Mugrosos Trail Run – 5K & 10K

South El Monte, CA

Saturday, June 13th, 2026

5K

1 Mile

View details for race Los Mugrosos Trail Run – 5K & 10K

Good Vibes Run – 5K, 10K, 10M, and Half Marathon

Long Beach, CA

Sunday, June 14th, 2026

5K

10K

10 Miles

View details for race Good Vibes Run – 5K, 10K, 10M, and Half Marathon

Rare Strides 5k, 10k, 15k, Half Marathon

Long beach, CA

Sunday, June 14th, 2026

15K

10K

Half

View details for race Rare Strides 5k, 10k, 15k, Half Marathon

Mission Possible Run

Los Angeles, CA

Saturday, June 20th, 2026

5K

10K

View details for race Mission Possible Run

SoCal's Pirate's 5k/10k Run/Walk

Long Beach, CA

Saturday, June 20th, 2026

5K

10K

1 Mile

Fast

View details for race SoCal's Pirate's 5k/10k Run/Walk

Nixon 5K for Title IX

Yorba Linda, CA

Saturday, June 20th, 2026

5K

Trail

View details for race Nixon 5K for Title IX

Summer Solstice Run : 5K.10K. Half Marathon –by...

Long Beach, CA

Saturday, June 20th, 2026

5K

10K

Half

View details for race Summer Solstice Run : 5K.10K. Half Marathon –by Califlow Runs

City of Maywood Open Streets 5K Run/Walk

Maywood, CA

Saturday, June 20th, 2026

5K

View details for race City of Maywood Open Streets 5K Run/Walk

Jade's Furry Friends 5K

Rancho Cucamonga, CA

Saturday, June 20th, 2026

5K

View details for race Jade's Furry Friends 5K

Los Angeles Frontrunners Pride Run 2026

Los Angeles, CA

Sunday, June 21st, 2026

5K

10K

15K

Trail

View details for race Los Angeles Frontrunners Pride Run 2026

Father’s Day Classic – 5K, 10K, 10-Miler, and H...

Long Beach, CA

Sunday, June 21st, 2026

5K

10K

10 Miles

View details for race Father’s Day Classic – 5K, 10K, 10-Miler, and Half Marathon

Happy Father's Day 5k, 10k, 15k, Half Marathon LB

Long beach, CA

Sunday, June 21st, 2026

15K

Half

10K

View details for race Happy Father's Day 5k, 10k, 15k, Half Marathon LB

La Noche de La Llorona Run SummerWeen Series 5K...

Long Beach, CA

Sunday, June 21st, 2026

5K

10K

1 Mile

Fast

View details for race La Noche de La Llorona Run SummerWeen Series 5K 10K Half by Califlow Runs

Summer time in the LBC 5K, 10K, & Half Marathon

Long Beach, CA

Saturday, June 27th, 2026

5K

10K

Half

View details for race Summer time in the LBC 5K, 10K, & Half Marathon

Placentia 5K

Placentia, CA

Saturday, June 27th, 2026

5K

View details for race Placentia 5K

World Spirits Festival 5k Run/Walk

Pico Rivera, CA

Saturday, June 27th, 2026

5K

View details for race World Spirits Festival 5k Run/Walk

San Bernardino County Employee 5K Run/Walk

San Bernardino, CA

Saturday, June 27th, 2026

5K

View details for race San Bernardino County Employee 5K Run/Walk

Obama Games Sport Fest

Los Angeles, CA

Saturday, June 27th, 2026

5K

View details for race Obama Games Sport Fest

Alien Run – 5K, 10K, 10M, and Half Marathon

Long Beach, CA

Sunday, June 28th, 2026

5K

10K

15K

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

Upcoming 5K Races Near Fontana, CA