The fifth and final season of the AMC television series Hell on Wheels premiered on July 18, 2015 and comprised 14 episodes. The season was evenly split; the first half aired in late 2015, and the second half aired in mid-2016. This season, set in California and Laramie, Wyoming, focused on the race to complete America's First transcontinental railroad, as Cullen Bohannon switched from working with the Union Pacific to the Central Pacific Railroad, upon the CP developer's promise to help find Cullen's family.