The 2016 Verizon IndyCar Series was the 21st season of the IndyCar Series and the 105th season of American open-wheel racing. It included the 100th running of the Indianapolis 500. Scott Dixon entered as the reigning Drivers' Champion, while Chevrolet entered the season as the reigning Manufacturer's Champion. Upon season's end, Simon Pagenaud was crowned Drivers' Champion, while Chevrolet retained the Manufacturer's Championship.

Pagenaud was the first European driver to win IndyCar Series driver's title since British driver Dario Franchitti in 2011 season.

The following teams, entries, and drivers have been announced to compete in the 2016 Verizon IndyCar Series season. All teams will use a spec Dallara DW12 chassis with manufacturer aero kits and Firestone tires.

The 2016 Verizon IndyCar Series schedule was announced on October 27, 2015. All rounds were held in the United States, except the Toronto round.