California International Marathon

05/21/2026

Summer legs loading… 👀☀️
CIM season is getting closer and training blocks are almost here. Nothing better than summer long runs together. 🏃‍♀️🏃‍♂️💛

04/29/2026

The CIM Gold Entry Draw application window is closing soon! ⏳
Submit your application by noon April 30 (12 PM PST) to be included in the drawing.
Apply now — link in bio.



04/25/2026

As we wrap up National Volunteer Week, we want to celebrate the hundreds of volunteers who make it all happen. 🙌 From cross country clubs and nonprofits crews to coworkers, friends, and individuals—your impact shows up in every corner of race day.

From the first light of morning through every runner’s journey, our volunteers power every detail that makes race day possible.

This sport and community wouldn’t be possible without you. 💙

04/24/2026

We’re excited to introduce the NEW 2026 CIM First-Timer Program with 🎉

Designed for first-time marathoners, this program offers guidance, education, and a strong sense of community without the structure of a traditional coaching plan. You’ll get expert support and resources throughout your journey to help you train smarter and feel prepared on race day.

Plus, participants have the option to join the official CIM training program at a discounted rate.

Your marathon journey starts here! 💙

04/22/2026

Round 2 of our 2026 CIM Ambassador spotlight! 🌟

Meet five more runners bringing the energy, support, and inspiration to this year’s .

Each ambassador has their own story and a shared goal: helping others reach the start line—and the finish line. Whether you’re chasing a PR or taking on your first 26.2, they’ll be cheering you on all season long. 💙

Swipe through to meet them.

04/22/2026

Say hello to the first six members of our 2026 CIM Ambassador Team! 🙌
We’re excited to introduce this year’s incredible group of runners. Swipe through to get to know them and join us in giving them a warm welcome! 💙

Want to know more about our ambassador team? Visit our website for more info, link in bio!

04/21/2026

REGISTRATION UPDATE 🚨

The Marathon Gold “Worry-Free Entry” + Mandatory Donation option is now SOLD OUT.

If you’re still hoping to join the 2026 Marathon ➡️ Enter the Marathon Gold Entry Draw by April 30.
On May 1, a random selection process will take place. If chosen, your registration will be confirmed for the 2026 race. For more registration information visit our website.

🔗 Apply now — link in bio. Don’t miss your chance to be part of CIM 2026!

04/02/2026

New items just dropped in the CIM Shop 👀🔥

Fresh ASICS tees, tanks, and hoodies are now available!

Whether you’re running CIM this year, celebrating a past finish, or just want to rep your favorite race (“the golden race” ✨), we’ve got you covered.

Don’t wait — grab yours now!
🔗 Shop link in bio 



03/20/2026

It’s officially spring which means we’re getting closer to CIM training season! 🌻🏃‍♀️

December may feel far away, but marathon training will be here before you know it. For now, soak up the sunshine, enjoy the longer days, and keep moving. Stay tuned this season for upcoming training program options! ☀️💙

03/13/2026

03/05/2026

🚨 IMPORTANT CIM REGISTRATION ANNOUNCEMENT 🚨

Due to unprecedented demand, all three of our standard registration tiers — Blue, Orange, and Gold — sold out at record speed! 🏃‍♂️💨 In response, we’re releasing a LIMITED number of Marathon “Worry-Free” (Gold) entries through two special opportunities:

Option 1: Apply & Wait
Submit your application for the CIM Gold Entry Draw before May 1.

Option 2: Buy Now
Secure a Gold Entry immediately with a mandatory charity donation.

👉 Swipe to learn how the process works, or visit our website for full details.

These entries are limited, so don’t wait!

🔗 register now or apply for the draw through the link in our bio.