Thornhill Soccer Club is affiliated with these Associations:
YRSA York Region Soccer Association
OS Ontario Soccer Association
CSA Canadian Soccer Association
FIFA Federation International Football Association
Thornhill Soccer Club is Affiliated with these Leagues:
YRSL-Y York Region Soccer League – Youth
YRSL-S York Region Soccer League – Senior
CSL Central Soccer League
OSL Ontario Soccer League
OWSL Ontario Womens Soccer League
OISL Ontario Indoor Soccer League
Thornhill Soccer Club operates these Leagues:
TAIS Thornhill Adult Indoor Soccer League
TAOS Thornhill Adult Outdoor Soccer League
THSL Thornhill Houseleague Soccer League