Flatirons Rush SC

Flatirons Rush Soccer Club is a professional soccer club based in Arvada, Colorado, with a men's side that competes in the Mountain Division of USL League Two and a women's side that competes in the Rockies Division of the Mountain Conference of the Women's Premier Soccer League's (WPSL) Central Region. It was formerly known as Colorado Rush SC, a name now used primarily for separately affiliated academies in Littleton, Colorado.

History
The club history dates back to 2017, the roots of the club started as the Colorado Rush Mens Team. In 2018, Yo-Leven Sports was awarded a United Soccer League Two Franchise. The franchise rebranded in 2022 to share branding with the affiliated youth academy the club started in Arvada, Colorado. They are owned by Yo Leven Sports, LLC and affiliated with Rush Soccer who also back Four other USL2 sides – Cedar Stars Rush, Daytona Rush SC, Virginia Beach United and the League2 Ontario club Rush Canada.

The men's side was set to join USL League Two for the 2020 season, but the season was canceled due to the COVID-19 pandemic. They will serve as the only Colorado-based team in the league, filling the gap left when the Colorado Rapids U-23 departed the league, following the 2018 PDL season.

In February 2023, the club announced that it would field a women's side in the WPSL. It succeeded the previous Rush-backed Colorado WPSL team, Colorado Rush Women, which was based in Littleton, Colorado.