The 2018 Toyota Owners 400 was a Monster Energy NASCAR Cup Series race held on April 21, 2018, at Richmond Raceway in Richmond, Virginia. Contested over 402 laps—extended from 400 laps due to an overtime finish, on the 0.75 mile (1.2 km) asphalt short track, it was the ninth race of the 2018 Monster Energy NASCAR Cup Series season.