JAM Toronto (formerly Toronto Sport and Social Club) provides co-ed and single-sex sports for those 18 years of age and up. Most members are in their 20s and 30s, but there is no age cap. Most sports are self-officiated, and some sports offer both recreational and advanced competition level. New members can sign up as individuals (to be placed on a team) or as a team. Sport availability depends on the season, but typical offerings include basketball, curling, dodgeball, flag football, floor hockey, ice hockey, soccer, softball, tennis, ultimate, volleyball and water polo. This league has been around for many many years, so you’re in experienced hands with JAM.
More info: toronto.jamsports.com