Okmulgee is a city located in Oklahoma. With a 2020 population of 11,587, it is the 39th largest city in Oklahoma and the 2796th largest city in the United States. Okmulgee is currently declining at a rate of -0.89% annually and its population has decreased by -5.96% since the most recent census, which recorded a population of 12,321 in 2010. Okmulgee reached it's highest population of 18,317 in 1950. Spanning over 20 miles, Okmulgee has a population density of 678 people per square mile.
The average household income in Okmulgee is $44,713 with a poverty rate of 28.38%. The median rental costs in recent years comes to $614 per month, and the median house value is $65,900. The median age in Okmulgee is 33.1 years, 30.8 years for males, and 35.9 years for females. For every 100 females there are 93.3 males.