Both teams initially played at the University of Guelph's Alumni Stadium,[1] but moved to Centennial Bowl in 2023.

In January 2023, the club's merged under the same ownership group with Guelph United acquiring the Union, in a move to optimize operations and strengthen ties with the community.

[3][4] After continuing to play under the Union name for the 2023 season, the women's team rebranded to Guelph United ahead of 2024.

[15][16] In the playoffs, they won the League1 Ontario title, after defeating Blue Devils FC 3-1 in the finals, qualifying them for the 2022 Canadian Championship.

[28] They made their debut in the 2021 Summer Championship season on July 22, 2021, defeating Darby FC 1-0.