St Louis is located in Michigan. St Louis, Michigan has a population of 7,435. St Louis is more family-centric than the surrounding county with 27.68% of the households containing married families with children. The county average for households married with children is 26.14%.
The median household income in St Louis, Michigan is $43,777. The median household income for the surrounding county is $53,347 compared to the national median of $69,021. The median age of people living in St Louis is 38.5 years.
The average high temperature in July is 82.3 degrees, with an average low temperature in January of 14.8 degrees. The average rainfall is approximately 32.9 inches per year, with 42.1 inches of snow per year.