2025 League1 Ontario season (women)

The 2025 Women's League1 Ontario season is the tenth of League1 Ontario, a Division 3 women's soccer league in the Canadian soccer league system and the highest level of soccer based in the Canadian province of Ontario. The league is split into three divisions with promotion and relegation between them.

The Premier division is composed by 10 clubs, the Championship division by 9 clubs, all returning from last season. The League2 Ontario is made up by two conferences containing reserve teams and newly licensed clubs.