2025 Indy NXT

The 2025 Firestone Indy NXT Series was the 39th season of the Indy NXTopen wheelauto racing series and the 23rd sanctioned by IndyCar, acting as the primary support series for the IndyCar Series. This was the third year of the championship running under the Indy NXT moniker following its acquisition by Penske Entertainment, the owner of the IndyCar Series, in 2022.

Andretti Global driver Dennis Hauger won the Drivers' Championship title with one race to spare, and in doing so also became Rookie of the Year.