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Running calendar near Rancho Santa Margarita 2025-2026

Explore the top running races near Rancho Santa Margarita for 2025-2026! We've gathered 34 exciting races in the area. Check out our detailed list below to find your next local race.

May 2025
May
2-3
Fr - Sa

Run4Kids Ultra Running Party

Backyard Ultra 26 mi 6 hr ... 100 mi 24 hr
May
3-4
Sa - Su

The Hoag OC Marathon

5 km 13 mi 26 mi
May
4
Sunday

SoCal's Cinco De Miles 5 Mile

5 km 5 mi
May
10
Saturday

John Wayne Grit Series - Newport Coast

Trail Run 5 km 25 km 50 km
May
10
Saturday

Night Nation Run - Orange County

5 km
May
17
Saturday

O'Neill Park Trail Races

Trail Run 10 km 13 mi ... 26 mi 50 km
May
18
Sunday

Great Donut Run 5k

5 km
May
24-25
Sa - Su

Nanny Goat

Trail Run 6 hr 12 hr 100 mi 24 hr
May
26
Monday

Laguna Hills Memorial Day Half Marathon

5 km 10 km 13 mi
June 2025
Jun
21
Saturday

SoCal's Pirate's 10k Run/Walk

5 km 10 km
Jun
28
Saturday

Whiting Ranch Trail Races

Trail Run 10 km 13 mi 30 km
July 2025
Jul
4
Friday

IRVINE 4th of July-Red, White, & Blue 5k

5 km
Jul
4
Friday

Orange Park Acres 5k

5 km
Jul
19
Saturday

Harding Hustle

Trail Run 15 km 30 km 50 km
August 2025
Aug
2
Saturday

Riley Park Trail Races

Trail Run 5 km 10 km ... 13 mi 30 km
Aug
24
Sunday

Splash Dash 5k

5 km
September 2025
Sep
5-7
Fr - Su

Disneyland Halloween Half Marathon Weekend

10 km
Sep
20
Saturday

Angel Stadium Spartan Stadion Weekend

Obstacle Run 5 km
Sep
20
Saturday

That's No Moon Ultras

Trail Run 30 km 50 km 50 mi
October 2025
Oct
11
Saturday

RunningForCure

10 mi
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