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..

Womens Headlands Half Marathon

Name: Womens Headlands Half Marathon
Start: 2025-10-04
End: 2025-10-04
Location: Mill Valley

Mill Valley, United States • 4 Oct 2025

The Women's Headlands Half Marathon, taking place on October 4, 2025, is a scenic running event set in the stunning Marin Headlands, starting and finishing at Rodeo Beach. This annual race features a challenging half marathon distance of 12.6 miles with an elevation gain of 2,494 feet, as well as a 10K option. Participants will experience breathtaking views and diverse terrain, making it a favorite among trail runners. The event includes early check-in, free parking, and a post-race brunch. With a capacity of 200 runners for the half marathon and 100 for the 10K, this race promises an unforgettable experience in nature. Visit the organization's website for the most recent information.

United States California Mill Valley

Race information

Website Registration

12 mi

2494 m+

Half Marathon - 12.6 Miles

10 km

1234 m+

10k - 6 Miles

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

Trail runs nearby

Saturday Apr 5

Golden Gate Headlands Marathon

The Golden Gate Headlands Marathon, Half Marathon, and 10K is a scenic running event taking place on April 5, 2025, in the Marin Headlands, California. Celebrating its 40th annual edition, the race offers participants breathtaking views of the Golden Gate Bridge, San Francisco Bay, and the Pacific O..

Saturday Apr 5

Diablo Trails Challenge

Walnut Creek - 26 mi from Mill Valley

The Diablo Trails Challenge is an exciting running event taking place on Mount Diablo, featuring a variety of distances including a 50K, half marathon, 10K, and 5K. Scheduled for April 5, 2025, this challenge caters to runners of all experience levels, from beginners to seasoned ultra-runners. A por..

Saturday Apr 12

Romancing the Island Half Marathon

Belvedere Tiburon - 5 mi from Mill Valley

10 km

13 mi

The 2025 Romancing the Island Half Marathon and 10K is set to take place at Angel Island State Park in Belvedere Tiburon, California. This annual event, now in its 34th year, features a scenic loop trail that offers stunning views of the Golden Gate Bridge, San Francisco, and surrounding areas. Part..

Saturday Apr 12

Lake Chabot Trail Run

Castro Valley - 30 mi from Mill Valley

...

The SPASM Lake Chabot Trail Run is a multi-distance running event taking place at Lake Chabot Regional Park in Castro Valley, California. Scheduled for April 12, 2025, the event features various race options including an 8K, Half Marathon, 30K, Marathon, and 50K, along with a free Kid's Run for chil..

Saturday Apr 12

Rodeo Beach Rumble

Sausalito - 4 mi from Mill Valley

13 mi

The Rodeo Beach Rumble is an exciting running event taking place in the stunning Golden Gate National Recreation Area, near San Francisco. Participants can choose between an 8K and a Half Marathon, both offering breathtaking views of the Bay Area and unique military landmarks along the routes. The e..

Saturday Apr 26

Mt. Tam Wild Boar Half Marathon

Mill Valley

10 km

13 mi

The Mt. Tam Wild Boar Half Marathon and 10K is an annual running event held at Mt. Tamalpais State Park in Mill Valley, California.Celebrating its 37th year in 2025, the race features scenic coastal ridge trails with stunning views of the Pacific Ocean and surrounding landscapes. Participants can ch..