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Half Marathon Calendar near Mission Viejo 2026-2027

Monthly updates for Mission Viejo

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Explore the top half marathons near Mission Viejo for 2026-2027! We've gathered 28 exciting races in the area. Check out our detailed list below to find your next local race.

April 2026
Apr
12
Su

Totally 80's Fast Times in Huntington Beach Half Marathon

Trail Run 3 mi 6 mi 13 mi
Apr
17-18
Fr - Sa

Run4Kids Ultra Running Party

Backyard Ultra Half Marathon 26 mi 50 mi 100 mi
Apr
20
Mo

Trevor's Famous 20 Miler

3 mi 6 mi 13 mi 20 mi
May 2026
May
2-3
Sa - Su

OC Marathon

3 mi 13 mi 26 mi
May
16
Sa

O'Neill Park Trail Races

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

The Afterlife Half Marathon

3 mi 6 mi 13 mi
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 13 mi
June 2026
Jun
20
Sa

Summer Solstice Run 10K – Long Beach

5 km 10 km 13 mi
Jun
21
Su

La Noche de la Llorona Run Half Marathon

5 km 10 km 13 mi
Jun
27
Sa

Summer time in the LBC Half Marathon

5 km 10 km 13 mi
July 2026
Jul
26
Su

Summerween Glow Run

3 mi 6 mi 13 mi
August 2026
Aug
1
Sa

Riley Park Trail Races

Trail Run 5 km 10 km ... Half Marathon 30 km
Aug
16
Su

Wheely Fast Hamster Run Half Marathon

3 mi 6 mi 13 mi
Aug
29
Sa

Night of the Running Dead Half Marathon

5 km 10 km 13 mi
September 2026
Sep
20
Su

La Noche de las Brujas Run Half Marathon

3 mi 6 mi 13 mi
October 2026
Oct
18
Su

Witches Wave - Halloween Run Half Marathon

5 km 10 km 13 mi
Oct
24
Sa

Caspers Trail Races

Trail Run 10 km Half Marathon ... Marathon 50 km
November 2026
Nov
7
Sa

Saddleback Marathon

Trail Run 10 km Half Marathon 25 km Marathon
Nov
7
Sa

Beer City Half Marathon

3 mi 6 mi 13 mi
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