Clarion is a city located in Clarion County Pennsylvania. It is also the county seat of Clarion County. With a 2020 population of 5,779, it is the 153rd largest city in Pennsylvania and the 4382nd largest city in the United States . Clarion is currently growing at a rate of 0.63% annually and its population has increased by 9.53% since the most recent census, which recorded a population of 5,276 in 2010. Clarion reached it's highest population of in . Spanning over 2 miles, Clarion has a population density of 3,671 people per square mile.
The average household income in Clarion is $44,866 with a poverty rate of 30.59%. The median rental costs in recent years comes to $649 per month, and the median house value is $124,200. The median age in Clarion is 25 years, 25.2 years for males, and 24.8 years for females.