The 2025 Women's T20 County Cup, known for sponsorship reasons as the 2025 Vitality Women's T20 County Cup, was the inaugural season of the Women's T20 County Cup, a professional women's Twenty20 cricket competition organised by the England and Wales Cricket Board. The tournament ran from 5 to 26 May 2025 and featured 37 teams, drawn mainly from the historic counties of England.
Lancashire won the inaugural title of Women's T20 County Cup after beating Surrey by 32 run in the final at Taunton.
The tournament consist of 37 teams that competed in the tournament that were organized into 3 tier groups. Teams from tiers 2 and 3 started from the first round, while teams from tier 1 joined the competition in the third round. The teams were divided as follows:
In November 2024, the ECB announced the fixtures for the tournament.