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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 82 exciting races in the area. Check out our detailed list below to find your next local race.

Half Marathons Marathons Trail Runs Triathlons
March 2026
Mar
28
Saturday

Run Seal Beach

5 km 10 km
April 2026
Apr
4
Saturday

Billy Goat Mountain Climb

Trail Run 10 km 13 mi 17 mi
Apr
5
Sunday

Cal Tri Lake Perris

Triathlon
Apr
17-18
Fr - Sa

Run4Kids Ultra Running Party

Backyard Ultra Half Marathon Marathon ... 100 mi 24 hr
Apr
18
Saturday

Run for the Planet – Half Marathon

5 km 10 km Half Marathon
Apr
25
Saturday

SoCal Redwood Race

Backyard Ultra 3 hr 6 hr 12 hr
Apr
25
Saturday

Running Is For The Birds

5 km 10 km
May 2026
May
2-3
Sa - Su

The Hoag OC Marathon

5 km Half Marathon Marathon
May
2
Saturday

SoCal's Cinco De Miles 5 Mile

5 km 5 mi
May
16
Saturday

O'Neill Park Trail Races

Trail Run 10 km Half Marathon ... Marathon 50 km
May
23-24
Sa - Su

Nanny Goat

Trail Run 6 hr 12 hr 100 mi 24 hr
June 2026
Jun
20
Saturday

SoCal's Pirate's Run

5 km 10 km
July 2026
Jul
4
Saturday

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

5 km
Jul
4
Saturday

Freedom Run on the Ranch

5 km 10 km
Jul
18-19
Sa - Su

San Clemente Ocean Festival

Multisport
Jul
18
Saturday

Harding Hustle

Trail Run 15 km 30 km 50 km
August 2026
Aug
23
Sunday

Splash Dash 5k

5 km
September 2026
Sep
26-27
Sa - Su

Temecula Spartan Event Weekend

Obstacle Run 5 km 10 km
Sep
27
Sunday

Socal's Tiki Beach 5k & 10k Run/Walk

5 km 10 km
November 2026
Nov
7
Saturday

Saddleback Marathon

Trail Run 10 km Half Marathon Marathon
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