Northwest Illinois Cities

172 cities

City
Rank
County
2025 Pop. ↓
Moline1Rock Island County42,329
Rock Island2Rock Island County36,290
Freeport3Stephenson County22,935
East Moline4Rock Island County20,915
Ottawa5LaSalle County18,763
Dixon6Lee County15,103
Sterling7Whiteside County14,459
Streator8LaSalle County12,241
Kewanee9Henry County12,065
Peru10LaSalle County9,764
LaSalle11LaSalle County9,388
Rock Falls12Whiteside County8,574
Silvis13Rock Island County8,004
Princeton14Bureau County7,622
Mendota15LaSalle County6,892
Geneseo16Henry County6,493
Spring Valley17Bureau County5,361
Milan18Rock Island County5,017
Colona19Henry County4,940
Marseilles20LaSalle County4,766
Morrison21Whiteside County3,967
Coal Valley22Rock Island County3,884
Oglesby23LaSalle County3,609
Fulton24Whiteside County3,564
Aledo25Mercer County3,497
Galena26Jo Daviess County3,179
Savanna27Carroll County2,692
Lena28Stephenson County2,642
Sheridan29LaSalle County2,410
Galva30Henry County2,380
Seneca31LaSalle County2,301
Lake Summerset32Stephenson County2,270
Amboy33Lee County2,211
Cambridge34Henry County2,021
Prophetstown35Whiteside County1,898
Carbon Cliff36Rock Island County1,801
Hampton37Rock Island County1,749
The Galena Territory38Jo Daviess County1,734
Orion39Henry County1,704
Stockton40Jo Daviess County1,652
Port Byron41Rock Island County1,637
Earlville42LaSalle County1,594
Thomson43Carroll County1,591
De Pue44Bureau County1,560
Erie45Whiteside County1,485
Lanark46Carroll County1,451
East Dubuque47Jo Daviess County1,447
Mount Carroll48Carroll County1,421
Ladd49Bureau County1,418
North Utica50LaSalle County1,347
Granville51Putnam County1,324
Warren52Jo Daviess County1,263
Walnut53Bureau County1,254
Andalusia54Rock Island County1,164
Milledgeville55Carroll County984
Willow Lake56Stephenson County967
Ashton57Lee County933
Rapids City58Rock Island County932
Atkinson59Henry County923
Leland60LaSalle County923
Coyne Center61Mercer County918
Lake Carroll62Carroll County880
Franklin Grove63Lee County870
Annawan64Henry County854
Wyanet65Bureau County852
Shannon66Carroll County851
Albany67Whiteside County848
Viola68Mercer County837
Apple Canyon Lake69Jo Daviess County831
Hanover70Jo Daviess County819
Paw Paw71Lee County800
Sheffield72Bureau County792
Pearl City73Stephenson County750
Alexis74Mercer County747
Hennepin75Putnam County744
Tonica76LaSalle County733
Orangeville77Stephenson County732
Lost Nation78Lee County730
Woodhull79Henry County728
Tiskilwa80Bureau County707
Sherrard81Mercer County687
Matherville82Mercer County685
Elizabeth83Jo Daviess County683
Tampico84Whiteside County670
La Moille85Bureau County665
Cordova86Rock Island County660
Alpha87Henry County648
Cedarville88Stephenson County638
Dalzell89Bureau County638
New Boston90Mercer County602
Como91Lee County583
Davis92Stephenson County562
Keithsburg93Mercer County545
Andover94Henry County535
Lyndon95Whiteside County527
Edgington96Rock Island County523
Grand Ridge97LaSalle County506
Mark98Putnam County504
Reynolds99Rock Island County485
Chadwick100Carroll County474
Dakota101Stephenson County474
Oak Grove102Mercer County469
Buda103Bureau County461
Ohio104Bureau County455
Lostant105LaSalle County429
Cherry106Bureau County417
Scales Mound107Jo Daviess County415
German Valley108Stephenson County413
Hillsdale109Rock Island County412
Naplate110LaSalle County412
Rock Island Arsenal111Rock Island County406
Neponset112Bureau County404
Sublette113Lee County370
Joy114Mercer County356
Dayton115LaSalle County336
Apple River116Jo Daviess County331
Seatonville117Bureau County309
Malden118Bureau County308
Ransom119LaSalle County308
Lee120Lee County307
Manlius121Bureau County288
Rock City122Stephenson County284
Bureau Junction123Bureau County276
Taylor Ridge124Rock Island County273
McNabb125Putnam County272
Winslow126Stephenson County267
Compton127Lee County265
Cedar Point128LaSalle County259
Grand Detour129Lee County259
Rutland130LaSalle County255
Magnolia131Putnam County253
Campbell's Island132Rock Island County243
Kangley133LaSalle County228
Serena134LaSalle County225
Steward135Lee County222
Troy Grove136LaSalle County221
Standard137Putnam County220
Menominee138Jo Daviess County205
Seaton139Mercer County204
Mineral140Bureau County199
Galt141Whiteside County188
Ophiem142Henry County172
Hooppole143Henry County171
Arlington144Bureau County164
Coleta145Lee County160
North Henderson146Mercer County158
Dana147LaSalle County156
Cleveland148Henry County151
Nachusa149Lee County142
Dover150Bureau County132
West Brooklyn151Lee County127
Nelson152Lee County124
Ridott153Stephenson County122
Leonore154LaSalle County120
Harmon155Lee County116
Preemption156Mercer County115
Bishop Hill157Henry County111
Nora158Jo Daviess County109
Cable159Mercer County96
Triumph160LaSalle County87
Wedron161LaSalle County80
New Bedford162Bureau County74
Osco163Henry County73
Nekoma164Henry County62
Joslin165Rock Island County51
Barstow166Rock Island County50
Hollowayville167Bureau County43
Millersburg168Mercer County42
Deer Grove169Whiteside County39
Lynn Center170Henry County36
Swedona171Henry County32
Illinois City172Rock Island County21

About Northwest Illinois

Sources

  1. City and Town Population Totals: 2020-2024