Williamsport is a city located in Pennsylvania. With a 2020 population of 27,842, it is the 17th largest city in Pennsylvania and the 1369th largest city in the United States. Williamsport is currently declining at a rate of -0.90% annually and its population has decreased by -5.24% since the most recent census, which recorded a population of 29,381 in 2010. Williamsport reached it's highest population of 45,729 in 1930. Spanning over 9 miles, Williamsport has a population density of 3,189 people per square mile.
The average household income in Williamsport is $54,996 with a poverty rate of 26.48%. The median rental costs in recent years comes to $769 per month, and the median house value is $107,600. The median age in Williamsport is 32 years, 29.6 years for males, and 35 years for females. For every 100 females there are 107.0 males.