About Jenison, MIJenison is located in Michigan. Jenison, Michigan has a population of 16,945. Jenison is more family-centric than the surrounding county with 33% households with children. The county percentage for households with children is 32%. The median household income in Jenison, Michigan is $67,119. The median household income for the surrounding county is $66,686 compared to the national median of $61,963. The median age of people living in Jenison is 39 years. Jenison WeatherThe average high temperature in July is 82.3 degrees, with an average low temperature in January of 15.6 degrees. The annual precipitation is 37.08. Jenison MapJenison real estate officesReal estate near JenisonNearby CitiesNearby Cities Homes for Sale |