Simpson, Illinois - City | FacebookSimpson, Illinois - Description: Simpson is a village in Johnson County, Illinois, United States. The population was 54 at the 2000 census.GeographySimpson is …
Simpson, IL 62985 Weather Forecast and ConditionsGet the Simpson, IL 62985 weather forecast. Access hourly, 10 day and 15 day forecasts along with up to the minute reports and videos for Simpson, IL from …