Aliquippa is a city located in Pennsylvania. With a 2020 population of 8,706, it is the 85th largest city in Pennsylvania and the 3390th largest city in the United States. Aliquippa is currently declining at a rate of -1.15% annually and its population has decreased by -7.76% since the most recent census, which recorded a population of 9,438 in 2010. Aliquippa reached it's highest population of 27,116 in 1930. Spanning over 5 miles, Aliquippa has a population density of 2,075 people per square mile.
The average household income in Aliquippa is $39,963 with a poverty rate of 34.02%. The median rental costs in recent years comes to $621 per month, and the median house value is $72,600. The median age in Aliquippa is 44.9 years, 44.1 years for males, and 45.6 years for females. For every 100 females there are 78.3 males.