37 Properties Found
Arnold is located in Missouri. Arnold, Missouri has a population of 21,408. Arnold is less family-centric than the surrounding county with 30% of the households containing married families with children. The county average for households married with children is 32%.
The median household income in Arnold, MO is $60,131. The median household income for the surrounding county is $58,625 compared to the national median of $57,525. The median age of people living in Arnold is 41 years old.Learn more about Arnold, MO Real Estate.