There are 213 K-12 Schools in Johnson County, Kansas, serving a population of 578,797 people in an area of 474 square miles. There is 1 K-12 School per 2,717 people, and 1 K-12 School per 2 square miles.
In Kansas, Johnson County is ranked 100th of 105 counties in K-12 Schools per capita, and 2nd of 105 counties in K-12 Schools per square mile.