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Triathlon Calendar near Silverado 2025-2026

Explore the top triathlons near Silverado for 2025-2026! We've gathered 90 exciting races in the area. Check out our detailed list below to find your next local race.

May 2026
May
2-3
Sa - Su

The Hoag OC Marathon

5 km 21 km 26 mi
May
2
Saturday

Nurses Rock

5 km 10 km
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 21 km ... 42 km 50 km
May
23-24
Sa - Su

Nanny Goat

Trail Run 6 hr 12 hr 100 mi 24 hr
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
November 2026
Nov
7
Saturday

Saddleback Marathon

Trail Run 10 km 21 km 42 km
Nov
26
Thursday

Plymouth Rock n Run

5 km 10 km
January 2030
Jan
1
Tuesday

Gemini Timing Demo

5 km
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