Osage City is a city located in Osage County Kansas. With a 2020 population of 2,785, it is the 93rd largest city in Kansas and the 6479th largest city in the United States . Osage City is currently declining at a rate of -0.43% annually and its population has decreased by -5.37% since the most recent census, which recorded a population of 2,943 in 2010. Osage City reached it's highest population of 3,469 in 1890. Spanning over 3 miles, Osage City has a population density of 885 people per square mile.
The average household income in Osage City is $51,736 with a poverty rate of 26.82%. The median rental costs in recent years comes to $710 per month, and the median house value is $88,200. The median age in Osage City is 37.6 years, 32 years for males, and 47.6 years for females.