Heavener is a city located in Oklahoma. With a 2020 population of 3,248, it is the 101st largest city in Oklahoma and the 6001st largest city in the United States. Heavener is currently declining at a rate of -0.82% annually and its population has decreased by -4.86% since the most recent census, which recorded a population of 3,414 in 2010. Heavener reached it's highest population of 3,438 in 2010. Spanning over 5 miles, Heavener has a population density of 658 people per square mile.
The average household income in Heavener is $40,529 with a poverty rate of 35.45%. The median rental costs in recent years comes to $587 per month, and the median house value is $49,900. The median age in Heavener is 32.8 years, 31.8 years for males, and 34.1 years for females. For every 100 females there are 112.9 males.