Riverside close

Running Calendar near Riverside 2025-2026

Explore the top running races near Riverside for 2025-2026! We've gathered 50 exciting races in the area. Check out our detailed list below to find your next local race.

Half Marathons Marathons Trail Runs Triathlons
August 2026
Aug
8
Sa

Run Through the Pines

5 km 10 km
Aug
29
Sa

Bubble Run - Pomona

September 2026
Sep
26-27
Sa - Su

Temecula Spartan Event Weekend

Obstacle Run 5 km 10 km 4 hr 12 hr
October 2026
Oct
10
Sa

Bubble Run - Irvine

5 km
Oct
24
Sa

Wildwood Canyon Trail Run

Trail Run 4 mi
Oct-Nov
28-1
We - Su

Machete Muertos 200

Trail Run 10 mi 20 mi ... 100 mi 200 mi
November 2026
Nov
7
Sa

Saddleback Marathon

Trail Run 10 km Half Marathon 25 km Marathon
Nov
21
Sa

Terrain Race - Irvine

Obstacle Run 5 km
January 2028
Jan
1
Sa

runCHINO

5 km
January 2030
Jan
1
Tu

Gemini Timing Demo

5 km