Quapaw is a city located in Oklahoma. With a 2020 population of 864, it is the 239th largest city in Oklahoma and the 10935th largest city in the United States. Quapaw is currently declining at a rate of -0.69% annually and its population has decreased by -4.64% since the most recent census, which recorded a population of 906 in 2010. Quapaw reached it's highest population of 909 in 2012. Spanning over 1 miles, Quapaw has a population density of 867 people per square mile.
The average household income in Quapaw is $53,345 with a poverty rate of 23.74%. The median rental costs in recent years comes to $613 per month, and the median house value is $70,200. The median age in Quapaw is 39.8 years, 38 years for males, and 41.3 years for females. For every 100 females there are 90.7 males.