Sonoma County's Premier Trail Race!
April 7, 2024
The Annadel Half Marathon is a non-profit fundraising event. Over the past 13 years, we have raised funds to make the park a more beautiful place for all to enjoy! After having to cancel in 2023 due to excessive rain on the course, we are looking forward to our 2024 event!
The Half Marathon course is a hilly, and technical course designed for the experienced trail runner looking for a challenge. Enjoy gorgeous scenery with green meadows, wild flowers, and variety of beautiful trees. The race starts at the Spring Lake swimming lagoon on a grassy field and winds through Spring Lake Park before climbing into Annadel State Park.The Annadel Half Marathon is a tough course with over 1,500 feet of elevation gain over rocky and rooted terrain. The 5k course is an out and back route starting at the swimming lagoon, heading up a gravel fire road slightly into Annadel State park.
The Half Marathon course is a hilly, and technical course designed for the experienced trail runner looking for a challenge. Enjoy gorgeous scenery with green meadows, wild flowers, and variety of beautiful trees. The race starts at the Spring Lake swimming lagoon on a grassy field and winds through Spring Lake Park before climbing into Annadel State Park.The Annadel Half Marathon is a tough course with over 1,500 feet of elevation gain over rocky and rooted terrain. The 5k course is an out and back route starting at the swimming lagoon, heading up a gravel fire road slightly into Annadel State park.
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