Lakes in Saint Clair County, Illinois OTHER COUNTIES NEARBY Bond County Calhoun County Christian County Clinton County Fayette County Franklin County Greene County Jackson County Jefferson County Jersey County Macoupin County Madison County Marion County Monroe County Montgomery County Perry County Randolph County Scott County Shelby County Washington County Williamson County Jefferson County Lincoln County Perry County Saint Charles County Saint Francois County Saint Louis County Saint Louis City County Sainte Genevieve County Washington County Illinois Lakes