Pleasant Plains is located in Illinois. Pleasant Plains, Illinois has a population of 729. Pleasant Plains is more family-centric than the surrounding county with 28% households with children. The county percentage for households with children is 26%.
The median household income in Pleasant Plains, Illinois is $69,048. The median household income for the surrounding county is $64,574 compared to the national median of $66,222. The median age of people living in Pleasant Plains is 42.2 years.
The average high temperature in July is 87.17 degrees, with an average low temperature in January of 17.72 degrees. The annual precipitation is 35.74.