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Running calendar near Fontana 2025-2026

Explore the top running races near Fontana for 2025-2026! We've gathered 14 exciting races in the area. Check out our detailed list below to find your next local race.

May 2025
May
3
Saturday

Nurses Rock

5 km 10 km
May
24-25
Sa - Su

Nanny Goat

Trail Run 6 hr 12 hr 100 mi 24 hr
June 2025
Jun
7
Saturday

Fontana Days Run

5 km 13 mi
July 2025
Jul
4
Friday

Claremont Freedom 5K

5 km
Jul
12
Saturday

The Mt. Baldy 5000

Trail Run 5 km
Jul
19
Saturday

Harding Hustle

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

Angeles Crest 100 Mile Endurance Run

Trail Run 100 mi
September 2025
Sep
20
Saturday

That's No Moon Ultras

Trail Run 30 km 50 km 50 mi
October 2025
Oct
18
Saturday

Ruff Run California

Obstacle Run 4 km
Oct
19
Sunday

Mission Inn Run

5 km 10 km 13 mi
Oct
31
Friday

Machete Trail Madness 100 Miler

Trail Run 10 mi 50 mi 100 mi
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