Plainville is a city located in Georgia. With a 2020 population of 323, it is the 445th largest city in Georgia and the 15062nd largest city in the United States. Plainville is currently declining at a rate of 0.00% annually and its population has increased by 3.19% since the most recent census, which recorded a population of 313 in 2010. Plainville reached it's highest population of 323 in 2018. Spanning over 1 miles, Plainville has a population density of 447 people per square mile.
The average household income in Plainville is $53,083 with a poverty rate of 12.90%. The median rental costs in recent years comes to $846 per month, and the median house value is $80,000. The median age in Plainville is 36.3 years, 39.3 years for males, and 33.6 years for females. For every 100 females there are 130.3 males.