There are 172 Gas Stations in Johnson County, Kansas, serving a population of 578,797 people in an area of 474 square miles. There is 1 Gas Station per 3,365 people, and 1 Gas Station per 2 square miles.
In Kansas, Johnson County is ranked 98th of 105 counties in Gas Stations per capita, and 2nd of 105 counties in Gas Stations per square mile.