Tarentum is a city located in Pennsylvania. With a 2020 population of 4,323, it is the 230th largest city in Pennsylvania and the 5176th largest city in the United States. Tarentum is currently declining at a rate of -0.78% annually and its population has decreased by -4.57% since the most recent census, which recorded a population of 4,530 in 2010. Tarentum reached it's highest population of 9,846 in 1940. Spanning over 1 miles, Tarentum has a population density of 3,530 people per square mile.
The average household income in Tarentum is $42,394 with a poverty rate of 23.33%. The median rental costs in recent years comes to $619 per month, and the median house value is $61,400. The median age in Tarentum is 37.9 years, 40 years for males, and 36.7 years for females. For every 100 females there are 96.0 males.