Collinsville is located in Oklahoma. Collinsville, Oklahoma 74021has a population of 7,313. Collinsville 74021 is more family-centric than the surrounding county with 38% households with children. The county percentage for households with children is 30%.
The median household income in Collinsville, Oklahoma 74021 is $63,630. The median household income for the surrounding county is $58,079 compared to the national median of $66,222. The median age of people living in Collinsville 74021 is 37.6 years.
The average high temperature in July is 93.8 degrees, with an average low temperature in January of 26.3 degrees. The annual precipitation is 40.63.