Population of Cities in Oklahoma (2020)
Oklahoma’s total population count of 3.9 million makes it the 28th largest state by population in the U.S. Oklahoma City is the state capital and also has the distinction of being the most populous city in the state with 631,346 inhabitants. Coming in second with over 403,000 residents is Tulsa, while Norman and Broken Arrow round out the additional cities with populations of over 100,000. There are 39 total cities in the state of Oklahoma with populations that range from 10,000 to 100,000.
The incorporated municipalities in Oklahoma total 597, and these are designated as either a city or a town. They are spread across a total of 77 counties. Cities are designated by having a population of 1,000 or more inhabitants. Towns have fewer than 1,000 residents. Towns can only have town board governments, while cities have freedom of choice among different types, including council-manager, home-rule charter, and mayoral. Incorporated areas that are classified as cities can file a petition to be a town if they choose.
Oklahoma has 0 cities with more than a million people, 4 cities with between 100,000 and 1 million people, and 40 cities with between 10,000 and 100,000 people. The largest city in Oklahoma is Oklahoma City, with a population of 661,614 people.