Flatirons FC

Flatirons FC is a pre-professional club founded in 2017 as the Colorado Rush men's team. Owned by Yo Leven Sports and affiliated with Rush Soccer, it plays in USL League Two and the USL W League. It took its current name in 2024 and won the Mountain Division that year.

2017: Founded as the Colorado Rush men's team 2018: Yo Leven Sports awarded a USL League Two franchise 2020: First League Two season cancelled due to the COVID-19 pandemic 2022: Rebrands as Flatirons Rush SC 2023: Women's team launches in the WPSL 2024: Rebrands as Flatirons FC and wins the Mountain Division; women's team moves to the USL W League 2025: Hosts Union Omaha in the U.S. Open Cup (lost 2-1)