NEXT EVENT: Mermaid Half Marathon San Diego
5K, 10K Half, Youth, Virtual
Saturday, Feb. 25th 2023
San Diego, CA
The flat course is a mix of road and paved running path around Mission Bay. Soak in the views and the sun!
** LEADERBOARD COMING SOON **
January 2023
VIRTUAL - 31 Day Streak Challenge
How many days can you STREAK together? Commit to exercise for 30 mins a day or 60 mins a day. Can you streak together ALL 31 days?
3mi, 6mi, 9mi, Half, Virtual
Winter 2023
Huddart Park, Woodside, CA
Tails & Trails!! Hike, jog or run through the magical forest and towering redwoods on the lush trails in Woodside at Huddart Park.
5K, 10K, Half, Virtual
Saturday, May 13th, 2023
Mare Island - Vallejo, CA
The NEW venue at Mare Island offers great views of the San Francisco Bay and a finish expo on the waterfront next to the Mare Island Brewing Company!
5K, 10K, Sirena 10 Mile, Virtual
September 2023
Crissy Field, San Francisco
Run along the San Francisco Bay and soak in views of the Alcatraz and the Golden Gate. The Sirena10 Mile Run crosses the Golden Gate Bridge!
** 2022 LEADERBOARD **
July 2023
Virtual Walk/Run: 200 miles or 105 miles
Bike: 600 mile Challenge
Row/Paddle: 200 mile Challenge
Swim: 40 mile Challenge
A virtual tour of California
5K, 10K, 10 Mile, Youth, Virtual
Saturday, May 20th, 2023
Spokane, WA
Head out from Riverfront Park and onto the Centennial Trail for a scenic run along the Spokane River.
Triathlon, Duathlon, Aquabike
Saturday, Oct. 7th, 2023
Capitola, CA
The Mermaid Tri & Du is the longest running women's triathlon in California!
Perfect for the 1st time triathlete.
** LIVE LEADERBOARD **
November 15th, 2022
46 Day Virtual Challenge
Every minute counts! The more minutes of exercise you log, the higher your ranking on the Leaderboard. Now you can yoga, walk, bike, row, swim, elliptical, hike and run to 2023.