The 1926 AAA Championship Car season consisted of 24 races, beginning in Miami Beach, Florida on February 22 and concluding in Pineville, North Carolina on November 11.

The AAA National Champion was Harry Hartz and the Indianapolis 500 winner was Frank Lockhart.

Herbert Jones died at Indianapolis during a practice session.

Jack Foley died at Salem during qualifying for the second race.

Points scored by drivers sharing a ride were split according to percentage of race driven.