Forest Hills is a city located in Pennsylvania. With a 2020 population of 6,213, it is the 141st largest city in Pennsylvania and the 4209th largest city in the United States. Forest Hills is currently declining at a rate of -0.77% annually and its population has decreased by -4.68% since the most recent census, which recorded a population of 6,518 in 2010. Forest Hills reached it's highest population of 9,561 in 1970. Spanning over 2 miles, Forest Hills has a population density of 3,974 people per square mile.
The average household income in Forest Hills is $85,505 with a poverty rate of 6.05%. The median rental costs in recent years comes to $922 per month, and the median house value is $126,000. The median age in Forest Hills is 48.2 years, 44.2 years for males, and 52.8 years for females. For every 100 females there are 95.1 males.