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Running Calendar near Mission Viejo 2026-2027

Monthly updates for Mission Viejo

Get new running races (and updates) in your inbox every month.

Explore the top running races near Mission Viejo for 2026-2027! We've gathered 90 exciting races in the area. Check out our detailed list below to find your next local race.

Half Marathons Marathons Trail Runs Triathlons
April 2026
Apr
4
Sa

Wicked Wine Run - Oak Canyon Park

5 km
Apr
12
Su

Cal Tri Lake Perris

Triathlon
Apr
17-18
Fr - Sa

Run4Kids Ultra Running Party

Backyard Ultra 13 mi 26 mi ... 100 mi 24 hr
Apr
25
Sa

SoCal Redwood Race

Backyard Ultra 3 hr 6 hr 12 hr
Apr
25
Sa

Running Is For The Birds

5 km 10 km
Apr
25
Sa

Orange County Superhero 5K

5 km
Apr
25
Sa

Move4U 5K Run/Walk

5 km
Apr
25
Sa

Machete Trail Madness 100K

Trail Run 10 km 50 km 100 km
Apr
25
Sa

Shadow Strike Unsanctioned Run - Chino Hills

Trail Run 4 mi
Apr
26
Su

Orange County Multi-Sport Festival

Multisport
May 2026
May
2-3
Sa - Su

OC Marathon

5 km Half Marathon Marathon
May
2
Sa

SoCal's Cinco De Miles 5 Mile

5 km 5 mi
May
9
Sa

Dream Run

3 km 5 km
May
16
Sa

O'Neill Park Trail Races

Trail Run 10 km Half Marathon ... Marathon 50 km
May
16
Sa

Villa Park 5K

5 km
May
17
Su

Great Donut Run 5k

5 km
May
23-24
Sa - Su

Nanny Goat

Trail Run 3 hr 6 hr ... 100 mi 24 hr
May
25
Mo

Laguna Hills Memorial Day Half Marathon

3 mi 6 mi 13 mi
May
31
Su

Once in a Blue Moon Half Marathon

5 km 10 km Half Marathon
June 2026
Jun
6
Sa

Fullerton Fit 5K Trail Run

Trail Run 5 km