The Cutoff, A Film By Dylan Harris x Tierra Libre Fundraiser

NOTE: RACE PRICING INCLUDES FERRY FEE

You'll fall in love with San Francisco all over again as you follow this hilly loop trail circumnavigating Angel Island. Along the way, savor the panoramic vistas of the Golden Gate Bridge, San Francisco, Alcatraz Island, the East Bay and Marin County. The 10K is a single loop. The Half Marathon does the loop twice. The event is limited to 400 participants so don't wait too long to register!

18th Annual Women's Run San Francisco

Sunday, APRIL 12th, 2026

5k, 10k, Sirena10 Mile, Mermaid Dash, Virtual Run

Customize your SWAG (Save up to $14): Registration includes a race shirt, finisher medal & necklace. If you don't want all the swag you can remove items during registration and reduce your entry fee.

No Shirt: Save $8

No Medal: Save $3

No Necklace: Save $3

10 Mile: Cross the GOLDEN GATE BRIDGE with the Sirena10 Mile course! Guaranteed to get the best of the BEST views of San Francisco. After crossing the bridge on the Pacific side you'll return on the bay side for stunning views of the San Francisco skyline.

10K: The 10K course goes up and into the Presidio for where you'll soak in views of the bay and the Pacific Ocean. Run underneath the Golden Gate Bridge and pass by the historic Fort Point before heading to the finish.

5K: Flat, yes totally flat... the 5K is great for joggers, walkers and runners looking for the picturesque views without the hills.

Virtual: Virtual participants can do any of the distances and will receive their swag items in the mail. Participants who register after April 8th will have their packets mailed out after the in-person race.

Mermaid Dash: A 1.5 mile dash for girls and boys ages 6 to 12. The dash participants receive a medal, necklace and post race food. Note: The dash entry does not include a race shirt.

Age Discounts

Youth 19 & under receive a 20% discount*

*Age discounts automatically applied during registration

It doesn't get much better than this coastal ridge trail run. Enjoy the rolling single-track high up on Mt. Tam with views of the Pacific Ocean below. You will follow a combination of paved roadways and dirt single-track trails offering striking views of Bolinas Lagoon, the Pacific Ocean and Marin County watershed. From the start at Rock Springs, the course follows Ridgecrest Blvd. along the spine of Bolinas Ridge separating East and West Marin County. 10K runners will take a left at Willow Camp Trail and head back to Rock Springs along the Coastal Trail. The Half Marathon course continues along Ridgecrest Blvd. to Bolinas/Fairfax Road and also returns via the Coastal Trail. The event is limited to 300 participants so don't wait too long to register!

Waiting at the Stinson Beach start line will be the only time you spend at sea level during this challenging trail run. From the word "Go" you'll be heading, up, up and away into the thick wooded trails of Muir Woods. You'll follow the legendary Dipsea trail to Steep Ravine, where you'll climb a wooden ladder, march up natural rock and wooden staircases and scramble under tree trunks. Along the way, enjoy the sounds of babbling brooks and waterfalls. Drink in the fresh smell of the towering redwoods and oaks that surround you. Your summit will be rewarded with panoramic vistas as you begin your descent back into Stinson Beach. The event is limited to 300 participants so don't wait too long to register!