Swansea is located in Illinois.
Swansea, Illinois has a population of
family-centric than the surrounding county with
32.84% of the households
containing married families with children.
The county average for households married with children is 29.4%.
The median household income in Swansea, Illinois is
The median household income for the surrounding county is $50,490
compared to the national median of $53,046.
The median age of people living in Swansea is
The average high temperature in July is 89
degrees, with an average low temperature in January of 22.1 degrees.
The average rainfall is approximately 38.6 inches
per year, with 15.3 inches of snow per year.