Articles

Belgian Ultrarunner Karel Sabbe's Record-Breaking Pacific Crest Trail Run Showcased in New YouTube Documentary

Explore Karel Sabbe's record-breaking Pacific Crest Trail run in a riveting documentary. Jour..

Trail Running: How it Can Help Reduce Stress and Anxiety

Trail running is an effective way to reduce stress, anxiety, and improve physical and mental he..

Trail Running vs. Road Running: Which One Is Right For You?

When it comes to running, there are two primary options to choose from: trail running and road..

Hacienda Hills Trail Run - Winter

Name: Hacienda Hills Trail Run - Winter
Start: 2026-01-03
End: 2026-01-03
Location: Downtown San Jose

Downtown San Jose, United States • 3 Jan 2026

The Hacienda Hills Trail Run - Winter is an exciting trail running event set in the scenic Almaden Quicksilver County Park near San Jose, California. Scheduled for January 3, 2026, participants can choose from nine different race distances, including a Kids Run, 5K, 10K, half marathon, marathon, and a challenging 50K. The event promises stunning Bay Area views and varying elevation gains, making it a perfect way to kick off the new year. All finishers will receive a commemorative medal, and aid stations will be available throughout the course. Registration is open until January 2, 2026. Visit the organization's website for the most recent information.

United States California Downtown San Jose

Race information

Website Registration

50 km

50k

26 mi

Marathon

30 km

30k

13 mi

1/2 Marathon

9 mi

9 Miler

10 km

10k

5 km

1 Mile

Kids Run

Visit the organization's website for the most recent information.

Trail runs nearby

Saturday Feb 1

Mt. Umunhum Trail Conquest - Winter

...

The Mt. Umunhum Trail Conquest - Winter is an exciting running event taking place at Almaden Quicksilver County Park in San Jose, CA. Participants can choose from various distances, including a 50K, Marathon, 30K, Half Marathon, 7 Miler, 5K, and a Kids Run.The course features scenic trails that lead..

Saturday Feb 8

Giro Di Fremont

Vineyards - Avalon - 11 mi from Downtown San Jose

60 km

The Giro di Fremont is an exciting 60K running event taking place in Fremont, California. This unique adventure showcases the area's hidden gems, featuring a point-to-point course from Mission Peak Trailhead to Don Edwards Wildlife Refuge. Participants will navigate with minimal course markers, so G..

Saturday Feb 15

Redtail Ridge

Castro Valley - 26 mi from Downtown San Jose

Redtail Ridge is a trail running event hosted by Inside Trail Racing, featuring distances of 10K, Half Marathon, 30K, and 50K. Set in the scenic Lake Chabot Regional Park in Castro Valley, CA, the course offers a mix of eucalyptus forests, grassy meadows, and lakeside paths, making it accessible for..

Saturday Mar 1

Sanborn Trail Challenge

Saratoga - 8 mi from Downtown San Jose

...

The Sanborn Trail Challenge is an exciting running event held in Sanborn County Park, Saratoga, CA, featuring a variety of race distances including a Half Marathon, 8 Mile, 4 Mile, Mile, and a Kids Run. The course is predominantly single track trail, offering a challenging and scenic experience thro..

Saturday Mar 8

Race to the Top of Mt. Umunhum

San Jose

13 mi

The Race to the Top of Mt. Umunhum Vert Trail Challenge is a half marathon event taking place in San Jose, California, within the scenic Almaden Quicksilver Park and Sierra Azul Open Space Preserve. Participants will experience a challenging point-to-point course, with a six-hour time limit to compl..

Saturday Mar 22

South Hills Single Track Trail Run - Spring

...

The South Hills Single Track Trail Run - Spring is an exciting trail running event taking place at Calero County Park in San Jose, CA. Participants can choose from various distances, including a 50K, Trail Marathon, Half Marathon, and shorter options down to a Kids Run. The course features scenic si..