California Running calendar 2025-2026

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Explore the best running races in California for 2025-2026! Our updated list features 775 exciting races across the region. Find your next race in California below and join the running community at these great events!

May 2025
May
4
Sunday

Fair Oaks Chicken Run

2 mi 5 mi
May
5
Monday

Cypress College 5k

5 km
May
9-12
Fr - Mo

The Sasquatch Scramble Half Marathon

5 km 10 km 13 mi
May
10
Saturday

John Wayne Grit Series - Newport Coast

Trail Run 5 km 25 km 50 km
May
10
Saturday

Pacific Crest Trail 50 (PCT 50)

Trail Run 50 mi
May
10
Saturday

Yosemite Half Marathon

13 mi
May
10
Saturday

The Lynwood 10K Run

5 km 10 km
May
10
Saturday

Grizzly Peak Trail Run

Trail Run 10 km 13 mi ... 26 mi 50 km
May
10
Saturday

Mother's Day Half Marathon - Long Beach

5 km 10 km 15 km 13 mi
May
10
Saturday

She.is.beautiful Santa Cruz 5k and 10k

5 km 10 km
May
10
Saturday

Paiute Meadows Trail Run

Trail Run 4 mi 13 mi 30 km 50 km
May
10
Saturday

Santa Barbara Wine Country Half Marathon

13 mi
May
10
Saturday

Muir Woods Marathon

Trail Run 7 mi 13 mi 26 mi
May
10
Saturday

Nitro Trail

Trail Run 5 km 10 km 13 mi
May
10
Saturday

Quicksilver Endurance Runs

Trail Run 50 km 100 km
May
10
Saturday

Race For Open Space

Trail Run 5 km 12 km 25 km 35 km
May
10
Saturday

Not Just For Runners 5K

5 km
May
10
Saturday

Autism Shero Run

5 km 10 km
May
10
Saturday

Silva Strong Superhero 5K

2 mi 5 km
May
10
Saturday

Sasquatch Trail Run

Trail Run 5 km
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