Olathe (/oʊˈleɪθə/ oh-LAY-thə) is the county seat of Johnson County, Kansas, United States. It is the fourth most populous city in the Kansas City Metropolitan Area and Kansas. With a 2010 population of 125,872. By 2017, the Census Bureau estimated Olathe's population had grown to 137,472. It is the headquarters of Garmin.
Olathe is bordered by the cities of Lenexa to the north, Overland Park to the east, De Soto to the northwest, and Gardner to the southwest.
According to the United States Census Bureau, the city has a total area of 60.42 square miles (156.49 km2) of which 59.66 square mile...
Source: Wikipedia (as of 04/11/2019). Read more from Wikipedia