Windsor Half Marathon/10K/5K

09/19/2026

We’d Love to Welcome You Back!!

The Windsor Half Marathon, 10K & 5K returns May 15, 2027, and we hope you’ll join us for another beautiful race day in w**e country.

Come back for your favorite distance, try something new, or bring a friend along this year.



🏃 Half Marathon • 10K • 5K
🍇 W**e country running
🎉 Post-race celebration on the Windsor Town Green



Early bird pricing ends September 30.

https://raceroster.com/events/2027/134647/windsor-half-marathon-10k-and-5k

09/13/2026

RUN. CELEBRATE. STAY AWHILE.

There’s more waiting for you at the finish line of the Windsor Half Marathon, 10K & 5K.

Run through beautiful Sonoma County w**e country, cross the finish line at the Windsor Town Green, then stick around and celebrate with us!

W**e country vibes at the finish
A lively post-race celebration on the Town Green
A well-earned medal after you cross the finish line
Local sips, bites & post-race treats
Runners, families & friends celebrating together
The perfect spring morning in Windsor

Whether you're taking on the Half Marathon, 10K or 5K, make a morning of it.

May 15, 2027 • Windsor, CA

🍇 Come for the miles. Stay for the celebration.

Early Bird pricing ends September 30!

Windsor Half Marathon 10K & 5K Windsor Town Green, Windsor, CA, USA - WINDSOR HALF MARATHON, 10K, & 5KRUN IN THE MIDDLE OF… - May 15, 2027

09/06/2026

We’re looking for local w**eries to join us for the Windsor Half Marathon, 10K & 5K post-race festivities on May 15, 2027 at the Windsor Town Green!

If you’re a w**ery—or know one that would be a great fit—we’d love to connect and have you be part of race day. 🍇🏃‍♀️🍷

Interested? Contact Melody, Partnerships Coordinator
📧 [email protected]

08/29/2026

🎉 Celebrating the 16th Running of the Windsor Half Marathon!

For 16 years, runners have gathered in Windsor to experience beautiful w**e-country roads, welcoming community spirit, and an unforgettable finish at the Windsor Town Green.

Join us on May 15, 2027, as we celebrate the 16th running of this special Sonoma County tradition! Choose your distance:

🏃 Half Marathon
🏃‍♀️ 10K
🏃 5K

Whether you’re returning for another year or joining us for the first time, we can’t wait to welcome you to the starting line!

📅 Saturday, May 15, 2027
📍 Windsor Town Green

Register today and become part of the tradition! 🍇🏅
https://raceroster.com/events/2027/134647/windsor-half-marathon-10k-and-5k
**eCountry

Windsor Half Marathon 10K & 5K Windsor Town Green, Windsor, CA, USA - WINDSOR HALF MARATHON, 10K, & 5KRUN IN THE MIDDLE OF… - May 15, 2027

08/18/2026

🏃‍♀️ DON’T MISS OUT ON EARLY BIRD PRICING! 🏃‍♂️

Your 2027 race goals start here! 🏁

Grab your spot now and lock in the lowest pricing before rates go up.

Set your goal! 💚

https://raceroster.com/events/2027/134647/windsor-half-marathon-10k-and-5k

Windsor Half Marathon 10K & 5K Windsor Town Green, Windsor, CA, USA - WINDSOR HALF MARATHON, 10K, & 5KRUN IN THE MIDDLE OF… - May 15, 2027

07/29/2026

🍷🏃‍♀️ CALLING LOCAL BUSINESSES & COMMUNITY PARTNERS! 🏃‍♂️🍷

We're getting an early start planning for the 2027 Windsor Half Marathon, 10K & 5K!

Do you or someone you know want to be a sponsor or vendor? It's a great way to connect with our runners, promote your business, and give back to the community. ❤️

📩 Interested? Reach out to [email protected]

Know someone who might be interested? Please spread the word! 🙌

07/21/2026

Our course takes you through stunning vineyards, peaceful country roads, and breathtaking scenery at every turn. Whether you're running the half marathon, 10K, or 5K, you'll experience the beauty of Windsor and w**e country along the way.

Come for the run. Stay for the after party!

Windsor Half Marathon, 10K & 5K — where the course is as beautiful as the finish line!

https://raceroster.com/events/2027/134647/windsor-half-marathon-10k-and-5k

**eCountryRunning

07/10/2026

🏃‍♀️ Today is the perfect day to register for your goal race! 🏃‍♂️

Whether you're chasing a new PR, tackling your first half marathon, or simply looking for a fun race with friends and family, now is the time to commit.

There's no better feeling than having a race on the calendar to keep you motivated!

🎯 Set your goal.
💪 Start your training.
🏅 Earn your finish.

Join us at one of The Race Co.'s 2027 events:

🍀 St. Patrick's Day 5K – March 13, 2027
https://raceroster.com/events/2027/130559/st-patricks-day-5k-santa-rosa
🌲 Annadel Half Marathon, 10K & 5K – April 17, 2027
https://raceroster.com/events/2027/138662/annadel-half-marathon
🍇 Windsor Half Marathon, 10K & 5K – May 15, 2027
https://raceroster.com/events/2027/134647/windsor-half-marathon-10k-and-5k

Don't wait—secure your spot today and take advantage of early bird registration while it's available!

07/03/2026

🎆 July 4th Flash Sale! Registration for the Windsor Half • 10K • 5K is ON SALE.
Use code JULY4 for $10.00 off now thru July 5 (11:59 pm). Limited spots—don’t wait.
Register: https://raceroster.com/events/2027/134647/windsor-half-marathon-10k-and-5k

Windsor Half Marathon 10K & 5K Windsor Town Green, Windsor, CA, USA - WINDSOR HALF MARATHON, 10K, & 5KRUN IN THE MIDDLE OF… - May 15, 2027

07/02/2026

☀️ Windsor Half Marathon is back! Registration is OPEN and Early Bird pricing is live. Grab your spot for May 15, 2027 (Half • 10K • 5K) before prices go up. Limited spots!
Register: https://raceroster.com/events/2027/134647/windsor-half-marathon-10k-and-5k

Windsor Half Marathon 10K & 5K Windsor Town Green, Windsor, CA, USA - WINDSOR HALF MARATHON, 10K, & 5KRUN IN THE MIDDLE OF… - May 15, 2027