Hayward

Trail Running Calendar near Hayward 2026-2027

Explore the top trail runs near Hayward for 2026-2027! We've gathered 67 exciting trail runs in the area. Check out our detailed list below to find your next local trail run.

July 2027

Bad Bass - Castro Valley

Castro Valley | 1 mi from Hayward

Road Race Trail Run 3 mi 6 mi 13 mi

July 24, 2027 at Lake Chabot Marina features 5K, 10K, half marathon, virtual 13.1 and a Half Marathon Hiker, with registration dates and published fees per event.

July 24, 2027 at Lake Chabot Marina features 5K, 10K, half marathon, virtual 13.1 and a Half Marathon Hiker, with registration dates and published fees per event.

August 2027

Skyline 50k Endurance Run

Castro Valley | 1 mi from Hayward

Trail Run UTMB 20K/50K Half Marathon 50 km

A trail 50K and 21K at Lake Chabot Marina in Castro Valley on August 1, 2027, organized by Scena Performance with community volunteer support.

A trail 50K and 21K at Lake Chabot Marina in Castro Valley on August 1, 2027, organized by Scena Performance with community volunteer support.

Redwood (Summer) Trail Run

Oakland | 14 mi from Hayward

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.

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

Almaden Hills Trail Run - Summer

San Jose | 25 mi from Hayward

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.

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.

Beer City Half Bishop Ranch

San Ramon | 9 mi from Hayward

Road Race Trail Run 5 km 10 km 13 mi

A day of running and beer tasting at Bishop Ranch on September 11, 2027, featuring a half marathon, shorter races, a beer mile, and an afternoon Shindig.

A day of running and beer tasting at Bishop Ranch on September 11, 2027, featuring a half marathon, shorter races, a beer mile, and an afternoon Shindig.

Dick Collins Firetrails

Castro Valley | 1 mi from Hayward

Trail Run UTMB 50K/100K Marathon 50 mi 100 km

A September trail event at Lake Chabot offering Marathon, 50 Mile and 100K courses with UTMB qualification and a Bay Area 100 pathway.

A September trail event at Lake Chabot offering Marathon, 50 Mile and 100K courses with UTMB qualification and a Bay Area 100 pathway.

October 2027

Ruth Anderson Memorial Endurance Run

Lakeshore | 23 mi from Hayward

Trail Run 26 mi 50 km 50 mi 100 km

A multi distance endurance event at Lake Merced in San Francisco on a 4.475 mile loop with USATF certified 50K and 50M courses.

A multi distance endurance event at Lake Merced in San Francisco on a 4.475 mile loop with USATF certified 50K and 50M courses.