Collinsville is a somewhat small city located in the state of Oklahoma. With a population of 8,840 people and four associated neighborhoods, Collinsville is the 54th largest community in Oklahoma. Collinsville has seen a significant amount of newer housing growth in recent years. Quite often, new home construction is the result of new residents moving in who are middle class or wealthier, attracted by jobs, a healthy local economy, or other amenities as they leave nearby or far away areas for greener pastures. This seems to be the case in Collinsville, where the median household income is $76,866.00.

Collinsville real estate is some of the most expensive in Oklahoma, although Collinsville house values don't compare to the most expensive real estate in the U.S.

Being a small city, Collinsville does not have a public transit system used by locals to get to and from work.

The citizens of Collinsville are slightly better educated than the national average of 21.84% for all cities and towns, with 24.48% of adults in Collinsville having a bachelor's degree or advanced degree.

The per capita income in Collinsville in 2022 was $36,090, which is wealthy relative to Oklahoma, and upper middle income relative to the rest of the US. This equates to an annual income of $144,360 for a family of four. However, Collinsville contains both very wealthy and poor people as well.

Collinsville is a very ethnically-diverse city. The people who call Collinsville home describe themselves as belonging to a variety of racial and ethnic groups. The greatest number of Collinsville residents report their race to be White, followed by Native American. Important ancestries of people in Collinsville include German, Irish, English, European, and British.

The most common language spoken in Collinsville is English. Other important languages spoken here include Italian and Spanish.