Fremont

Trail Running Calendar near Fremont 2026-2027

Explore the top trail runs near Fremont for 2026-2027! We've gathered 63 exciting trail runs in the area. Check out our detailed list below to find your next local trail run.

August 2027

Aug

Skyline 50k Endurance Run

Castro Valley | 11 mi from Fremont

Trail Run Half Marathon 50 km

An annual August trail event at Lake Chabot Marina featuring a 50K loop through East Bay parks and a looped half marathon with strong volunteer aid and a plant based finish.

Aug

Redwood (Summer) Trail Run

Oakland | 23 mi from Fremont

Trail Run 2 mi 5 mi ... 26 mi 50 km

Trail races at Redwood Regional Park near Chabot Space & Science Center offering distances from a 50 yards kids dash to 50K with measured course distances.

September 2027

Sep

Almaden Hills Trail Run - Summer

San Jose | 15 mi from Fremont

Trail Run 5 km 10 km ... Marathon 50 km

Trail races at Almaden Quicksilver Park offering distances from 5K to 50K on hilly dirt and single track with staffed aid stations and finisher medals.