All runners will start together at Colusa High School and head toward the water treatment plant before looping around the CHS track.● 5K: Finish at Colusa High School
● 10K: Continue to the fairgrounds and past the Little League field looping back finish at the high school
● Half Marathon: Complete the same route as the 10K, then tackle the entire loop one more time with an extended portion fairgrounds lap.

Thank you for supporting RUN Colusa! We’ve worked closely with the City of Colusa to thoughtfully plan and finalize our three race routes. As we prepare for this inaugural event, we appreciate your patience, understanding, and support as we work through the excitement and challenges of bringing something new to our community. We’re grateful to have you be a part of it!