Racing at Rupert MX is brought to you by  Grassroots MX, LLC

If you have questions regarding a race you can contact Grassroots MX

phone: 801-540-8625 call or text


You can also follow on Instagram @rmxseries and Facebook RMX Series

Rupert Motocross track is open a few select dates out of the year.  All practice and race dates will be posted to the website as they become available.  If there is not a date on the website, the track is not available to ride. Please check back often for updates.  


Rupert Motocross Track

@ Minidoka County Fairgrounds

85 E Baseline Rd ​Rupert, ID