Carnegie is a city located in Pennsylvania. With a 2020 population of 7,744, it is the 108th largest city in Pennsylvania and the 3702nd largest city in the United States. Carnegie is currently declining at a rate of -0.64% annually and its population has decreased by -2.86% since the most recent census, which recorded a population of 7,972 in 2010. Carnegie reached it's highest population of 12,663 in 1940. Spanning over 2 miles, Carnegie has a population density of 4,786 people per square mile.
The average household income in Carnegie is $62,800 with a poverty rate of 16.48%. The median rental costs in recent years comes to $758 per month, and the median house value is $114,500. The median age in Carnegie is 38.1 years, 36.1 years for males, and 44 years for females. For every 100 females there are 92.7 males.