Superior is a city located in Arizona. With a 2020 population of 3,255, it is the 73rd largest city in Arizona and the 5996th largest city in the United States. Superior is currently growing at a rate of 1.78% annually and its population has increased by 14.73% since the most recent census, which recorded a population of 2,837 in 2010. Superior reached it's highest population of 4,600 in 1980. Spanning over 2 miles, Superior has a population density of 1,659 people per square mile.
The average household income in Superior is $45,157 with a poverty rate of 23.86%. The median rental costs in recent years comes to $724 per month, and the median house value is $79,400. The median age in Superior is 48.3 years, 44.7 years for males, and 52.5 years for females. For every 100 females there are 78.5 males.