Northwest Illinois Cities

172 cities

City
Rank
County
2026 Pop. ↓
Moline1Rock Island County42,217
Rock Island2Rock Island County36,146
Freeport3Stephenson County22,730
East Moline4Rock Island County20,836
Ottawa5LaSalle County18,752
Dixon6Lee County15,051
Sterling7Whiteside County14,384
Streator8LaSalle County12,187
Kewanee9Henry County11,985
Peru10LaSalle County9,735
LaSalle11LaSalle County9,353
Rock Falls12Whiteside County8,535
Silvis13Rock Island County8,006
Princeton14Bureau County7,577
Mendota15LaSalle County6,863
Geneseo16Henry County6,483
Spring Valley17Bureau County5,318
Milan18Rock Island County5,002
Colona19Henry County4,921
Marseilles20LaSalle County4,753
Morrison21Whiteside County3,947
Coal Valley22Rock Island County3,886
Oglesby23LaSalle County3,593
Fulton24Whiteside County3,548
Aledo25Mercer County3,473
Galena26Jo Daviess County3,151
Savanna27Carroll County2,671
Lena28Stephenson County2,619
Sheridan29LaSalle County2,407
Galva30Henry County2,364
Seneca31LaSalle County2,292
Lake Summerset32Stephenson County2,284
Amboy33Lee County2,198
Cambridge34Henry County2,009
Prophetstown35Whiteside County1,890
Carbon Cliff36Rock Island County1,794
The Galena Territory37Jo Daviess County1,779
Hampton38Rock Island County1,744
Orion39Henry County1,694
Stockton40Jo Daviess County1,636
Port Byron41Rock Island County1,632
Earlville42LaSalle County1,591
Thomson43Carroll County1,587
De Pue44Bureau County1,548
Erie45Whiteside County1,479
Ladd46Bureau County1,449
Lanark47Carroll County1,439
East Dubuque48Jo Daviess County1,437
Mount Carroll49Carroll County1,410
North Utica50LaSalle County1,352
Granville51Putnam County1,318
Warren52Jo Daviess County1,250
Walnut53Bureau County1,244
Andalusia54Rock Island County1,162
Willow Lake55Stephenson County1,031
Milledgeville56Carroll County976
Lake Carroll57Carroll County939
Rapids City58Rock Island County930
Ashton59Lee County927
Coyne Center60Mercer County924
Leland61LaSalle County919
Atkinson62Henry County917
Franklin Grove63Lee County865
Shannon64Carroll County862
Apple Canyon Lake65Jo Daviess County850
Annawan66Henry County848
Albany67Whiteside County846
Wyanet68Bureau County846
Viola69Mercer County831
Hanover70Jo Daviess County811
Paw Paw71Lee County795
Sheffield72Bureau County787
Pearl City73Stephenson County744
Hennepin74Putnam County741
Alexis75Mercer County739
Lost Nation76Lee County731
Tonica77LaSalle County730
Orangeville78Stephenson County725
Woodhull79Henry County723
Tiskilwa80Bureau County700
Sherrard81Mercer County686
Matherville82Mercer County681
Elizabeth83Jo Daviess County678
Tampico84Whiteside County666
La Moille85Bureau County660
Cordova86Rock Island County657
Alpha87Henry County644
Dalzell88Bureau County633
Cedarville89Stephenson County632
New Boston90Mercer County600
Como91Lee County584
Edgington92Rock Island County558
Davis93Stephenson County557
Keithsburg94Mercer County545
Andover95Henry County531
Lyndon96Whiteside County526
Grand Ridge97LaSalle County504
Mark98Putnam County502
Reynolds99Rock Island County482
Chadwick100Carroll County473
Dakota101Stephenson County469
Oak Grove102Mercer County469
Buda103Bureau County458
Ohio104Bureau County452
Lostant105LaSalle County428
Rock Island Arsenal106Rock Island County423
Cherry107Bureau County414
Hillsdale108Rock Island County412
Naplate109LaSalle County411
Scales Mound110Jo Daviess County411
German Valley111Stephenson County409
Neponset112Bureau County401
Sublette113Lee County368
Joy114Mercer County354
Apple River115Jo Daviess County329
Dayton116LaSalle County323
Ransom117LaSalle County308
Lee118Lee County306
Malden119Bureau County306
Seatonville120Bureau County306
Taylor Ridge121Rock Island County292
Manlius122Bureau County286
Rock City123Stephenson County282
Bureau Junction124Bureau County274
McNabb125Putnam County271
Compton126Lee County264
Winslow127Stephenson County264
Campbell's Island128Rock Island County260
Cedar Point129LaSalle County258
Rutland130LaSalle County255
Magnolia131Putnam County252
Grand Detour132Lee County248
Serena133LaSalle County240
Kangley134LaSalle County227
Steward135Lee County221
Troy Grove136LaSalle County221
Standard137Putnam County219
Menominee138Jo Daviess County204
Seaton139Mercer County202
Galt140Whiteside County201
Mineral141Bureau County198
Ophiem142Henry County183
Hooppole143Henry County170
Arlington144Bureau County163
Coleta145Lee County159
North Henderson146Mercer County157
Dana147LaSalle County156
Nachusa148Lee County151
Cleveland149Henry County150
Dover150Bureau County131
West Brooklyn151Lee County126
Nelson152Lee County123
Preemption153Mercer County123
Ridott154Stephenson County121
Leonore155LaSalle County120
Harmon156Lee County116
Bishop Hill157Henry County111
Nora158Jo Daviess County109
Cable159Mercer County102
Triumph160LaSalle County92
Wedron161LaSalle County85
Osco162Henry County78
New Bedford163Bureau County74
Nekoma164Henry County66
Joslin165Rock Island County54
Barstow166Rock Island County53
Millersburg167Mercer County44
Hollowayville168Bureau County43
Deer Grove169Whiteside County40
Lynn Center170Henry County38
Swedona171Henry County34
Illinois City172Rock Island County22

About Northwest Illinois

Sources

  1. City and Town Population Totals: 2020-2024