Olyphant is a city located in Pennsylvania. With a 2020 population of 4,990, it is the 188th largest city in Pennsylvania and the 4749th largest city in the United States. Olyphant is currently declining at a rate of -0.56% annually and its population has decreased by -3.13% since the most recent census, which recorded a population of 5,151 in 2010. Olyphant reached it's highest population of 10,743 in 1930. Spanning over 6 miles, Olyphant has a population density of 918 people per square mile.
The average household income in Olyphant is $56,531 with a poverty rate of 17.68%. The median rental costs in recent years comes to $749 per month, and the median house value is $132,600. The median age in Olyphant is 44.3 years, 44.1 years for males, and 44.7 years for females. For every 100 females there are 95.8 males.