Plain City is located in Ohio. Plain City, Ohio has a population of 4,678. Plain City is more family-centric than the surrounding county with 33% households with children. The county percentage for households with children is 29%.
The median household income in Plain City, Ohio is $74,614. The median household income for the surrounding county is $64,894 compared to the national median of $61,963. The median age of people living in Plain City is 39.3 years.
The average high temperature in July is 84.2 degrees, with an average low temperature in January of 18.1 degrees. The annual precipitation is 36.62.