Drainage summary
Jefferson County, Illinois has a recorded population of 36,107. For drainage, the page currently shows stormwater segments: ~ 226, ditches and channels: ~ 43, low points: ~ 18, road shoulders: ~ 151, residents covered: 36,107. The figures use the available U.S. geography, population, housing and local-structure data for this place.
Calculated from U.S. geography, population and local structure. Public messages are moderated before publication.