Mermaid Run San Francisco

APR
12
2026
The 18th Annual Mermaid Run San Francisco at Crissy Field on April 12, 2026 offers multiple distances including a Sirena10 Mile that crosses the Golden Gate Bridge, a 10K through the Presidio, a flat 5K, a youth dash and a virtual option.
Sun 12 Apr 2026
10 miles 10 kilometers 5 kilometers

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Mermaid Run San Francisco - 2026

The 18th Annual Women's Run San Francisco takes place on April 12, 2026 at Crissy Field in San Francisco, CA (926 Mason Street, 94129). The event offers several distance options and a youth dash.

Distances:

  • Sirena10 Mile
  • 10K
  • 5K
  • Mermaid Dash 1.5 mile
  • Virtual Run

Course notes: The Sirena10 Mile crosses the Golden Gate Bridge, proceeds to the Pacific side, and returns on the bay side with views of the San Francisco skyline. The 10K route goes into the Presidio, runs underneath the Golden Gate Bridge, and passes Fort Point before the finish. The 5K is described as flat and is intended for joggers, walkers and runners seeking views without hills.

Mermaid Dash details: the dash is 1.5 miles for children ages 6 to 12. Dash participants receive a medal, finisher necklace and post race food. The dash entry does not include a race shirt. Parents are welcome to run alongside dash participants.

Virtual participants may complete any distance and will receive their swag by mail. Participants who register after April 8 will have packets mailed after the in person race.

Registration includes a race shirt, finisher medal and necklace. Participants may remove swag to reduce the entry fee: No Shirt save $8, No Medal save $3, No Necklace save $3. Youth 19 and under receive a 20% discount applied during registration. Registration fees vary by distance and registration period and include processing fees. Visit the organization's website for the most recent information.

10 mi
Sirena10 Mile
10 km
10k
5 km
Mermaid Dash
Virtual Run