List of rivers of Illinois
Apple to Fox
- Apple River
- Big Muddy River
- Beaucoup Creek
- Boneyard Creek
- Bonpas Creek
- Cache River
- Calumet River
- Casey Creek, also known as Casey Fork Creek
- Chicago River
- Des Plaines River
- DuPage River
- Edwards River
- Elm River
- Embarras River
- Fox River, northern Illinois
- Fox River (Little Wabash tributary), southern Illinois
Galena to Lusk
- Galena River
- Grand Calumet River
- Green River
- Henderson Creek
- Illinois River
- Iroquois River
- Kankakee River
- Kaskaskia River
- Kishwaukee River
- Kyte River
- La Moine River
- Leaf River
- Little Calumet River
- Little Embarras River
- Little Mackinaw River
- Little Marys River
- Little Menominee River
- Little Muddy River
- Little Vermilion River (Illinois)
- Little Vermilion River (Illinois River tributary)
- Little Wabash River
- Lusk Creek
Mackinaw to Rock
- Mackinaw River
- Macoupin Creek
- Marys River
- Mazon River
- Menominee River
- Middle Fork Vermilion River
- Mississippi River
- Ohio River
- Palmer Creek (Columbia, IL)
- Panther Creek (Mackinaw watershed)
- Pecatonica River
- Piscasaw Creek
- Plum River
- Red River
- Rock River
Saline to Wood
- Saline River
- Salt Fork Vermilion River
- Salt Creek (Des Plaines River Tributary)
- Salt Creek (Sangamon River Tributary)
- Salt Creek (Little Wabash River Tributary)
- Sangamon River
- Sinsinawa River
- Skillet Fork
- Skokie River
- Somonauk Creek
- Spoon River
- Sugar Creek (Sangamon River tributary)
- Sugar River
- Thorn Creek
- Vermilion River (Illinois River tributary)
- Vermilion River (Wabash River tributary)
- Wabash River
- West Okaw River
- Wood River