Kelso is located in Missouri. Kelso, Missouri has a population of 588. Kelso is more family-centric than the surrounding county with 36.81% of the households containing married families with children. The county average for households married with children is 27.44%.
The median household income in Kelso, Missouri is $49,844. The median household income for the surrounding county is $50,556 compared to the national median of $69,021. The median age of people living in Kelso is 34.8 years.
The average high temperature in July is 89.4 degrees, with an average low temperature in January of 24.1 degrees. The average rainfall is approximately 48.2 inches per year, with 9.8 inches of snow per year.