Gardner, Kansas

Gardner is a city in Johnson County, Kansas, United States. In 2010, 19,123 people there. It is in the Kansas City metropolitan area.
Geography.
Gardner is at (38.812367, -94.918621). The United States Census Bureau says that the city has a total area of . Of that, is land and is water.
Climate.
Gardner has hot, humid summers and generally mild to cool winters. The Köppen Climate Classification system says that Gardner has a humid subtropical climate. It is abbreviated "Cfa" on climate maps.
People.
2010 census.
The 2010 census says there were 19,123 people, 6,644 households, and 4,938 families living in Gardner.