Slippery Rock is a city located in Pennsylvania. With a 2020 population of 3,501, it is the 275th largest city in Pennsylvania and the 5767th largest city in the United States. Slippery Rock is currently declining at a rate of -0.43% annually and its population has decreased by -3.42% since the most recent census, which recorded a population of 3,625 in 2010. Slippery Rock reached it's highest population of 4,949 in 1970. Spanning over 2 miles, Slippery Rock has a population density of 2,128 people per square mile.
The average household income in Slippery Rock is $54,996 with a poverty rate of 34.98%. The median rental costs in recent years comes to $767 per month, and the median house value is $157,700. The median age in Slippery Rock is 22 years, 22.2 years for males, and 21.8 years for females. For every 100 females there are 78.5 males.