Reynolds Landing Park
6745 South Sante Fe Drive, Littleton, CO, United States
The Platte River Half Marathon and relay is a staple of the Front Range running scene. This scenic 13.1-mile course takes runners along the South Platte River, giving them breathtaking views …
Mountain Ridge Middle School
10590 Mountain Vista Ridge, Highlands Ranch, CO, United States
This 10th annual trail race now serves as the Summer Series opener. The rolling hills of this Highlands Ranch course keep the heart rate pumping while offering some of the …
Wayne Carle Middle School @ Standley Lake
10020 100th Ave, Westminster, Westminster, CO, United States
Beautiful Standley Lake in Westminster in Westminster hosts this this 11th Annual event which is a great course for those competitive, intermediate, or novice runners. The trails are mix of …
Salisbury Park
11920 N Motsenbocker Rd, Parker, CO, United States
Celebrate the last blast of summer at the Labor Day Half Marathon. There’s a distance to meet every taste with a half marathon 10K and 5K. The race travels along the …
The Autumn Run is held each year on the third weekend in September, in and around the historic, friendly, and picturesque town of Buena Vista, Colorado. Nestled in the upper …
Reynolds Landing Park
6745 South Sante Fe Drive, Littleton, CO, United States
This Platte River Half is held annually in Littleton just outside of the Denver Metro area. Registration for our upcoming 2025 event on Sunday, April 13th is now open for …