The 2019 Arizona Lottery 100 was the fourteenth and final stock car race of the 2019 NASCAR K&N Pro Series West season.

The race was held on Saturday, November 9, 2019, in Avondale, Arizona, at Phoenix Raceway, a 1 mile (1.6 km) paved racetrack.

The race 108 laps to complete due to a Green–white–checker finish.

At race's end, Ty Gibbs took the victory in his first career NASCAR K&N Pro Series West start.

[1] To fill out the podium, Sam Mayer of GMS Racing and Derek Kraus of Bill McAnally Racing would finish second and third, respectively.