Total number of “airports” in 1903: 1
Total number of U.S. airports in 2014: 19,299
Total number of U.S. airports in 1980: 15,161
Number of public-use airports in 2014: 5,145
Number eligible for federal funding: 3,300
Number of public-use airports in 1980: 4,814
Number of airports used by U.S. in support of WWII: 2,308
State with the most public-use airports: Texas, 393
State with the fewest public-use airports: Rhode Island, 7
Oldest U.S. active airfield: College Park Airport, Maryland (KCGS), established in 1909
Oldest U.S. continuously operating commercial field: Minneapolis-Saint Paul International Airport, Minnesota (KMSP), since 1920
Busiest GA airport: Van Nuys, California (KVNY), 250,000+ annual operations
Number of towered U.S. airports in 2014: 516
Number of towered U.S. airports in 1974: 417
Highest-elevation airport in the 50 United States:…