14. Arizona
IM Score: 22
Annual median wage: $117,250
Cost of living index: 98.1
One thing that may attract you to Arizona, the number 14 on our list of best states for petroleum engineers is the state’s economy, which is currently bigger than those of some European countries like Ireland or Finland. The job growth projections within the occupation are unavailable. When it comes to the unemployment rate, Arizona has 13th worst in the nation with the figure being at 5.0%.