37 Properties Found
Arnold is located in Missouri. Arnold, Missouri has a population of 21,668. Arnold is less family-centric than the surrounding county with 29% of the households containing married families with children. The county average for households married with children is 31%.
The median household income in Arnold, MO is $61,670. The median household income for the surrounding county is $63,237 compared to the national median of $61,963. The median age of people living in Arnold is 41 years old.Learn more about Arnold, MO Real Estate.