★ UPCOMING EVENTS ★
Santa Cruz Trail Run
SOLD OUT
August 22, 2026
Berkeley Trail Adventure
September 12, 2026
Reservoir Dogs Trail Run
October 10, 2026
Oakland Hills Trail Run
October 24, 2026
Mt Tam Trail Run
NEAR CAPACITY
November 7, 2026
★ RECENT RESULTS ★
iTR NEWS AND HAPPENINGS
A MONTEREY TRAIL WEEKEND!
NEW TWO DAY EVENT FORMAT
We are excited to announce that our Monterey Ultra 50 Mile and Fort Ord Trail Run will now be a TWO-DAY event! The event has been selling out, and we want everyone to join us who wants to be part of the trail community for these events. The Monterey Ultra 50 Miler and Fort Ord Trail Run 50K will be on Saturday, February 6. The Fort Ord 25K and 10K will be on Sunday, February 7.
If you want to join both days, we have an option for Sat/Sun double OR we would love it if you raced one day and volunteered the other day.
Laguna Seca Recreation Area w/ WeatherTech Raceway has a campground that you can use for the weekend festivities:Â Camping w/ WeatherTech Raceway @ Laguna Seca
2026 – 50/50 CHALLENGE RESULTS!
When you register for Monterey Ultra 50 Miler you can pay one fee for the 50/50 Challenge. Or you can sign-up for both individually. Your Choice!
Our 50/50 Challenge includes our two 50 Milers: Monterey Ultra 50M & Marin Ultra Challenge 50M. 100.9 miles & 17,000’+ elevation gain over 5 weeks in 2026.Â
COURSE RECORD BONUS
Set an iTR course record and earn $1 in UltraSignup Inside Trail Credit for each second you go under the previous course record up to the cost of entry. Bonus is NOT redeemable for cash and must be used within 12 months of earning the credit. Courses that have been altered for weather, trail work or new races do not count towards the CR Bonus, established races with previous course records only.
iTR has an online Swag Shop, Check it out!
Online ordering for pickup at an event is not available at this time. However, items are available for purchase at most events.
Enjoy and Thank You!
#RUNITR
TRAINÂ Â Â Â Â RACEÂ Â Â Â Â Â LIVE
EX ANIMO!
RUN WITH US
VOLUNTEER
Without the support of enthusiastic and caring volunteers producing our races would not be possible. Join our community of helpful volunteers!
CUPLESS EVENTS
In an effort to reduce waste and littering, all of Inside Trail Racing’s events are now cupless. Make sure to bring your own cup or bottle!
RUN WITH INSIDE TRAIL
Inside Trail is dedicated to arranging strenuous, technical, and gratifying races that unite runners of all strengths and backgrounds. Our mission is to provide a relaxed yet well-organized race environment, which challenges abilities while delivering a tour of our stunning West Coast trails. With distances ranging from 5K to 100K, each race is family-friendly, and always have a fun, welcoming, and well-supported atmosphere.
#RUNITR
SPONSORS
FOLLOW iTR ON INSTAGRAM – @INSIDETRAIL