Women's Half Marathon San Diego

MAR
14
2026
Join the Women's Half Marathon San Diego on March 14, 2026 for a flat, scenic run around Mission Bay with distances from 5K to half marathon plus a kids Mermaid Dash. Expect a tech shirt, finisher medal and beautiful shoreline views.
Sat 14 Mar 2026
Half Marathon 10 kilometers 5 kilometers

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Event overview

The Women's Half Marathon San Diego is organized by Mermaid Series and takes place on March 14, 2026 in San Diego, CA. The event is based at 1740 E Mission Bay Drive and uses running paths around Mission Bay. The course is described as flat and follows paved running paths with some road sections, offering views of the Bay. Distances offered include:

  • Half Marathon
  • 10K
  • 5K
  • Virtual Run
  • Mermaid Dash (ages 6-12)

Race details and policies

Registration for the in-person events includes a tech race shirt, finisher medal and necklace; participants may remove items during registration to reduce the entry fee (No Shirt: save $8, No Medal: save $3, No Necklace: save $3). Youth participants 19 and under receive a 20% discount. The Mermaid Dash is for children ages 6 to 12 and starts at Tecolote Shores North; parents may run alongside young or shy participants. Credits are available if a participant cannot attend: credits equal the entry fee minus a $10 processing fee, are nontransferable, and are valid through the following calendar year; requests must be made at least 10 days before the event. Visit the organization's website for the most recent information.

Half Marathon
Half Marathon
10 km
10k
5 km
Virtual Run
Mermaid Dash

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