Opp is a city located in Alabama. With a 2020 population of 6,295, it is the 90th largest city in Alabama and the 4190th largest city in the United States. Opp is currently declining at a rate of -1.07% annually and its population has decreased by -5.47% since the most recent census, which recorded a population of 6,659 in 2010. Opp reached it's highest population of 7,204 in 1980. Spanning over 25 miles, Opp has a population density of 266 people per square mile.
The average household income in Opp is $47,451 with a poverty rate of 24.38%. The median rental costs in recent years comes to $593 per month, and the median house value is $84,500. The median age in Opp is 43.9 years, 43.6 years for males, and 44 years for females. For every 100 females there are 82.3 males.