Sewer summary
Cook County, Illinois has a recorded population of 5,182,617. For sewer, the page currently shows service connections: ~ 29,615, manhole zones: ~ 570, backup-risk points: ~ 197, wastewater routes: ~ 249, housing units: 2,115,354. 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.