Weldon Spring is located in Missouri. Weldon Spring, Missouri has a population of 6,644. Weldon Spring is less family-centric than the surrounding county with 29% households with children. The county percentage for households with children is 32%.
The median household income in Weldon Spring, Missouri is $127,269. The median household income for the surrounding county is $85,936 compared to the national median of $66,222. The median age of people living in Weldon Spring is 47.3 years.
The average high temperature in July is 88.67 degrees, with an average low temperature in January of 18.52 degrees. The annual precipitation is 38.57.