Illinois Cities that begin with R

73 cities

City
County
2025 Pop. ↓
RockfordWinnebago County144,420
RomeovilleWill County41,055
Rock IslandRock Island County35,540
Round Lake BeachLake County26,502
Rolling MeadowsCook County22,814
RoselleDuPage County22,232
Round LakeLake County18,255
Richton ParkCook County12,046
RantoulChampaign County11,710
River ForestCook County10,925
RoscoeWinnebago County10,767
River GroveCook County10,086
RiverdaleCook County9,849
RochelleOgle County9,243
RiversideCook County8,565
Rock FallsWhiteside County8,487
Round Lake ParkLake County7,764
RocktonWinnebago County7,712
RobinsonCrawford County6,924
RobbinsCook County4,411
RidgewoodWill County4,052
RochesterSangamon County3,926
Rosewood HeightsMadison County3,890
Red BudRandolph County3,720
RiverwoodsCook County3,702
RosemontCook County3,650
RivertonSangamon County3,437
RushvilleSchuyler County2,880
Round Lake HeightsLake County2,547
RichmondMcHenry County2,130
RockdaleWill County1,950
RoanokeWoodford County1,920
RomePeoria County1,572
RoodhouseGreene County1,480
RoxanaMadison County1,389
RossvilleVermilion County1,146
RoyaltonFranklin County1,031
RosiclareHardin County939
Rapids CityRock Island County924
RaymondMontgomery County907
RamseyFayette County883
RosevilleWarren County831
RingwoodMcHenry County815
RidgwayGallatin County780
Ridge FarmVermilion County736
Rest HavenGrundy County624
RidgefieldMcHenry County475
ReynoldsRock Island County474
RankinVermilion County465
Rock Island ArsenalRock Island County431
RobertsFord County336
RumaMonroe County308
RansomLaSalle County305
Rock CityStephenson County276
RoyalChampaign County274
RaleighSaline County271
RutlandLaSalle County254
RichviewWashington County227
RioKnox County200
RitchieGrundy County193
ReddickKankakee County191
RadomWashington County180
Royal LakesMacoupin County170
RockbridgeGreene County167
RedmonEdgar County132
RidottStephenson County120
RockportPike County109
RaritanHenderson County95
RussellvilleLawrence County86
Rose HillCumberland County85
RipleyBrown County51
RockwoodRandolph County31
RiggstonMorgan County22