
At Tamalpa Runners, we believe in the power of community, fitness, and fun. Located in beautiful Marin County, CA, our club is dedicated to bringing together runners of all levels to enjoy the benefits of running and socializing.
Why Join Tamalpa Runners?
- Community Spirit:
Our members value the friendships and sense of community they experience here. With 76% of our members joining for the community, you’ll find a welcoming and supportive environment. - Locally Organized Races:
Participate in our popular TCRS monthly races, which are the most attended events in our club. These races are a great way to challenge yourself and connect with fellow runners. - Annual Social Events:
Enjoy our annual social events, where you can relax and have fun with your running buddies. These events are a highlight for many of our members. - Structured Workouts:
Benefit from our regular track workouts and exercise sessions, designed to help you improve your running skills and stay fit.

Join Us Today!
Whether you’re a seasoned runner or just starting out, Tamalpa Runners has something for everyone.
Join the nearly 300 members of our vibrant community and experience the joy of running in Marin County.
Our Activities Include:
TCRS Monthly Races:
Join the most participated activity in our club, with 86% of members taking part. These races are not only competitive but also a great way to bond with other runners.
Track Workouts:
Our structured track workouts are highly valued by our members. With 67% participation, these sessions are perfect for improving your speed and endurance.
Social Events:
Our annual social events are a favorite among our members. These gatherings are a fantastic opportunity to celebrate our achievements and enjoy each other’s company.
Featured Upcoming Events:
Ongoing Events
Track workout at San Rafael or Redwood High School: Tuesday evenings, 6:10pm (warm-up) 6:30pm workout. (unless otherwise noted on Tamalpa’s Facebook page, or by e-mail).
Track workout, Novato High School, Saturdays, 8am.
Ross Commons Group Runs, Sundays 8:30**
**note: These are informal group runs (that aren’t always consistently meeting).
TCRS / TGA Biathlon
McInnis Park Golf Course
Sun. August 16
Race: Sunday, August 16, 2026
followed by Golf at 11am
Recent Blog Posts
- Summer TCRS Flat Crown Road July 12Tamalpa Runners Summer TCRSFlat Crown Road(aka Southern Marin Line Fire Road)4.7 miles(new course) This SundayJuly 12th 8:45 / 9:00 am Join your Tamalpa Runner friends for this… Read more: Summer TCRS Flat Crown Road July 12
- PA USATF XC Schedule for 2026It’s That Time of Year Again….Fall Means Cross Country Racing Season Calling all Tamalpans with a love for Cross Country racing….. Yes, that’s right, Fall means Cross… Read more: PA USATF XC Schedule for 2026
- Tamalpa Runners Club Summer BBQ August 23Tamalpa Runners ClubSummer BBQSunday, August 23, 20263- 6pm It’s that time of year again…..join your Tamalpa friends for our annual summer picnic BBQ at McNear’s Beach… Read more: Tamalpa Runners Club Summer BBQ August 23
- TCRS / TGA Biathlon McInnis Park Golf Course Aug 16August TCRS / TGA BiathlonMcInnis Park Golf CourseRace: Sunday, August 16, 20268:45 / 9:00am followed by Golf at 11am Okay, time to tighten your laces, and… Read more: TCRS / TGA Biathlon McInnis Park Golf Course Aug 16
- 27th Annual Tamalpa Headlands 50K August 1527th AnnualTamalpa Headlands 50KRegister Here & Volunteers Needed!Saturday, August 15th Presented by Arc’teryx and Tamalpa RunnersUSATF PA Grand Prix Event Total Purse $10,000 1st M/F: $2,500… Read more: 27th Annual Tamalpa Headlands 50K August 15
- Marathon Training / Dipsea PracticesMarathon Training and Dipsea Practices(Continuing and) Starting Now What’s on your bucket list for 2026? How about a road marathon or a faster, stronger Dipsea Race in… Read more: Marathon Training / Dipsea Practices