This interactive map contains geographic information for major installations, ranges, and training areas in the United States.The base map was a US state shapefile, and the military data that included the name and coordinates of each base came from the Department of Defense. From this map we can noticed that California has the most (106) military bases among all the states. According to Defense Manpower Data Center, California has 168,820 active-duty military as of Aug, 30, 2013, which is 12% of the total military personnal number of the US.
Source: Department of Defense
The two maps below are made by QGIS. The first one is color coded based on the number of military installations in each state. The second map circles the exact locations of all the military installatins, ranges and traninig areas in the US and its territories.