Dennis is located in Kansas. Dennis, Kansas has a population of 272. Dennis is more family-centric than the surrounding county with 64.77% of the households containing married families with children. The county average for households married with children is 30.69%.
The median household income in Dennis, Kansas is $78,618. The median household income for the surrounding county is $51,425 compared to the national median of $69,021. The median age of people living in Dennis is 41.5 years.
The average high temperature in July is 90.1 degrees, with an average low temperature in January of 21.9 degrees. The average rainfall is approximately 44.3 inches per year, with 10.8 inches of snow per year.