International FC was founded as a youth soccer academy in 2009. In 2021, the club formed an affiliation with
League1 Ontario club
Unionville Milliken SC. In 2022, they formed an affiliation with
Master's FA in
League1 Ontario. In January 2026, the club acquired the League1 Ontario license of
Alliance United FC and would take over their spots in the top tier Premier Division for the men and the second tier Championship division for the women, as well as fielding second teams for both genders in the third tier League2 Ontario. They will play their debut season at the
Ontario Soccer Centre, while their regular home venue, Dufferin Community Centre, undergoes construction to meet League1 Ontario standards for the 2027 season. ==References==