When was the county, where Shelby Airport is located, established ?
Shelby Airport Shelby Airport (IATA: SBX, ICAO: KSBX, FAA LID: SBX) is a county owned airport two miles north of Shelby, in Toole County, Montana. The National Plan of Integrated Airport Systems for 2011–2015 called it a "general aviation" airport.
Washtenaw County, Michigan Washtenaw County ( ) is a county located in the U.S. state of Michigan. As of the 2010 census, the population was 344,791. The county seat is Ann Arbor. The county was founded in 1822 and organized as a county in 1826.