Plains is a city located in Pennsylvania. Plains has a 2020 population of 3,997. Plains is currently declining at a rate of 0.00% annually and its population has decreased by -7.80% since the most recent census, which recorded a population of 4,335 in 2010. Plains reached it's highest population of 4,335 in 2010.
The average household income in Plains is $59,031 with a poverty rate of 8.43%. The median rental costs in recent years comes to $757 per month, and the median house value is $98,900. The median age in Plains is 49.2 years, 47.8 years for males, and 50.1 years for females. For every 100 females there are 93.7 males.