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Illinois: largest cities

Ranked from official statistics; every city opens its own guide.

In short: Illinois: Chicago has the most residents (2,711,226) among the 100 largest places.
Chicago (2,711,226 residents)Aurora (179,898 residents)Naperville (150,692 residents)Joliet (150,445 residents)Rockford (147,521 residents)Elgin (114,934 residents)Springfield (113,330 residents)Peoria (112,169 residents)Champaign (89,996 residents)Waukegan (89,076 residents)Cicero (82,797 residents)Bloomington (78,907 residents)Schaumburg (76,868 residents)Evanston (76,340 residents)Arlington Heights (76,005 residents)Bolingbrook (74,096 residents)Decatur (69,815 residents)Palatine (66,293 residents)Skokie (66,219 residents)Des Plaines (59,156 residents)Orland Park (57,916 residents)Oak Lawn (56,861 residents)Berwyn (55,595 residents)Mount Prospect (55,472 residents)Tinley Park (54,842 residents)Normal (53,569 residents)Wheaton (53,557 residents)Oak Park (53,292 residents)Hoffman Estates (51,175 residents)Downers Grove (50,054 residents)Glenview (47,752 residents)Plainfield (46,708 residents)Elmhurst (45,671 residents)Lombard (43,619 residents)Buffalo Grove (42,891 residents)Moline (42,197 residents)Belleville (41,370 residents)Romeoville (41,152 residents)Crystal Lake (40,579 residents)Bartlett (40,501 residents)DeKalb (40,443 residents)Carol Stream (39,460 residents)Urbana (39,341 residents)Quincy (39,109 residents)Streamwood (39,001 residents)Park Ridge (38,667 residents)Wheeling (38,433 residents)Carpentersville (37,346 residents)Hanover Park (36,732 residents)Oswego (36,375 residents)Rock Island (36,151 residents)Addison (35,489 residents)Calumet City (35,100 residents)Northbrook (34,585 residents)Woodridge (33,941 residents)St. Charles (32,854 residents)Glendale Heights (32,808 residents)O'Fallon (32,262 residents)Elk Grove Village (31,987 residents)Mundelein (31,915 residents)Pekin (31,781 residents)North Chicago (30,643 residents)Gurnee (30,510 residents)Highland Park (30,398 residents)Algonquin (30,067 residents)Niles (30,064 residents)Galesburg (29,481 residents)Lake in the Hills (28,800 residents)Burbank (28,739 residents)Danville (28,595 residents)Glen Ellyn (28,390 residents)Lansing (28,284 residents)McHenry (28,074 residents)New Lenox (28,006 residents)Huntley (28,005 residents)Wilmette (27,503 residents)Batavia (27,151 residents)Round Lake Beach (27,079 residents)Vernon Hills (26,876 residents)Oak Forest (26,805 residents)Chicago Heights (26,736 residents)Granite City (26,549 residents)Edwardsville (26,474 residents)Lockport (26,409 residents)Woodstock (26,147 residents)West Chicago (25,395 residents)Alton (25,279 residents)Belvidere (24,752 residents)Morton Grove (24,619 residents)Zion (24,600 residents)Melrose Park (24,549 residents)Homer Glen (24,529 residents)South Elgin (24,217 residents)Collinsville (24,031 residents)Rolling Meadows (24,027 residents)Kankakee (23,996 residents)Elmwood Park (23,868 residents)Westmont (23,724 residents)Yorkville (23,617 residents)Freeport (23,505 residents)
Map of Illinois: the 100 largest cities

Click any dot to open that city: jobs, pay, rent, commute, county economy and climate. Dot size follows population; colours follow the state flag.

Open the sortable tables of all 100 cities →

By AtiveSite · Published 07/11/2026 · Updated 07/11/2026 · Every figure is linked to its source below.

Chicago#1
2,711,226population
100cities ranked
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Ranking

CITY (100 largest of Illinois) Official statistics Source: U.S. Census Bureau, American Community Survey 2020–2024 5-year (via Census Reporter) · Data: ACS 2020–2024

Among the 100 largest places in Illinois, Chicago has the most residents (2,711,226), followed by Aurora and Naperville. Click any column to sort; click a city for its guide.

What the ranking shows

Across the 100 places in Illinois that we cover, the median is 36,375 and the average 73,548; the figure runs from 2,711,226 (Chicago) to 23,505 (Freeport). That is a spread of 115.3 times between the two ends.

How to use it

The first five are Chicago, Aurora, Naperville, Joliet, Rockford. A high or low position is not good or bad on its own: size brings more employers and services but also longer commutes and more competition for housing. Use the Compare tab on each city page to see how two places differ across income, rent, commute and education, and check the county page for the local job market.

Sort:
# ⇅City ⇅County ⇅Population ⇅Median household income ⇅Median rent ⇅
1ChicagoCook County2,711,226$77,902$1,440
2AuroraKane County179,898$93,633$1,596
3NapervilleDuPage County150,692$155,105$1,885
4JolietWill County150,445$92,201$1,276
5RockfordWinnebago County147,521$54,752$985
6ElginKane County114,934$90,282$1,361
7SpringfieldSangamon County113,330$66,064$975
8PeoriaPeoria County112,169$59,410$1,005
9ChampaignChampaign County89,996$56,118$1,123
10WaukeganLake County89,076$71,919$1,205
11CiceroCook County82,797$70,842$1,154
12BloomingtonMcLean County78,907$77,384$1,050
13SchaumburgCook County76,868$97,514$1,812
14EvanstonCook County76,340$96,434$1,762
15Arlington HeightsCook County76,005$116,723$1,760
16BolingbrookWill County74,096$108,400$1,749
17DecaturMacon County69,815$51,592$845
18PalatineCook County66,293$97,819$1,549
19SkokieCook County66,219$95,337$1,552
20Des PlainesCook County59,156$97,875$1,606
21Orland ParkCook County57,916$98,910$1,440
22Oak LawnCook County56,861$83,911$1,335
23BerwynCook County55,595$78,408$1,215
24Mount ProspectCook County55,472$101,720$1,502
25Tinley ParkCook County54,842$105,189$1,495
26NormalMcLean County53,569$64,785$965
27WheatonDuPage County53,557$120,008$1,799
28Oak ParkCook County53,292$110,820$1,593
29Hoffman EstatesCook County51,175$106,806$1,734
30Downers GroveDuPage County50,054$115,114$1,656
31GlenviewCook County47,752$143,056$2,148
32PlainfieldWill County46,708$144,000$2,119
33ElmhurstDuPage County45,671$149,644$1,975
34LombardDuPage County43,619$100,362$1,948
35Buffalo GroveLake County42,891$129,395$2,037
36MolineRock Island County42,197$67,701$900
37BellevilleSaint Clair County41,370$63,535$1,019
38RomeovilleWill County41,152$106,325$1,886
39Crystal LakeMcHenry County40,579$108,418$1,468
40BartlettDuPage County40,501$133,240$1,883
41DeKalbDeKalb County40,443$46,481$1,029
42Carol StreamDuPage County39,460$102,309$1,529
43UrbanaChampaign County39,341$45,346$972
44QuincyAdams County39,109$56,480$837
45StreamwoodCook County39,001$101,218$1,809
46Park RidgeCook County38,667$142,986$1,537
47WheelingCook County38,433$85,205$1,663
48CarpentersvilleKane County37,346$86,917$1,414
49Hanover ParkDuPage County36,732$91,763$1,594
50OswegoKendall County36,375$123,792$1,860
51Rock IslandRock Island County36,151$59,041$842
52AddisonDuPage County35,489$90,431$1,245
53Calumet CityCook County35,100$55,369$1,177
54NorthbrookCook County34,585$157,782$2,463
55WoodridgeDuPage County33,941$101,000$1,494
56St. CharlesKane County32,854$114,300$1,819
57Glendale HeightsDuPage County32,808$86,545$1,590
58O'FallonSaint Clair County32,262$105,982$1,332
59Elk Grove VillageCook County31,987$94,175$1,618
60MundeleinLake County31,915$108,340$1,566
61PekinTazewell County31,781$60,790$819
62North ChicagoLake County30,643$60,172$1,426
63GurneeLake County30,510$119,628$1,655
64Highland ParkLake County30,398$168,094$1,925
65AlgonquinMcHenry County30,067$134,525$1,723
66NilesCook County30,064$75,274$1,336
67GalesburgKnox County29,481$48,297$801
68Lake in the HillsMcHenry County28,800$117,151$1,689
69BurbankCook County28,739$80,116$1,265
70DanvilleVermilion County28,595$45,957$846
71Glen EllynDuPage County28,390$140,938$1,433
72LansingCook County28,284$75,569$1,268
73McHenryMcHenry County28,074$86,315$1,553
74New LenoxWill County28,006$140,865$1,431
75HuntleyMcHenry County28,005$88,536$1,622
76WilmetteCook County27,503$190,662$1,978
77BataviaKane County27,151$120,056$1,347
78Round Lake BeachLake County27,079$86,059$1,543
79Vernon HillsLake County26,876$121,943$1,903
80Oak ForestCook County26,805$91,990$1,328
81Chicago HeightsCook County26,736$54,798$1,038
82Granite CityMadison County26,549$59,205$834
83EdwardsvilleMadison County26,474$86,721$1,306
84LockportWill County26,409$111,981$1,525
85WoodstockMcHenry County26,147$82,758$1,212
86West ChicagoDuPage County25,395$99,927$1,469
87AltonMadison County25,279$54,568$1,015
88BelvidereBoone County24,752$64,528$991
89Morton GroveCook County24,619$111,116$2,164
90ZionLake County24,600$63,104$1,186
91Melrose ParkCook County24,549$66,189$1,176
92Homer GlenWill County24,529$136,678$1,861
93South ElginKane County24,217$127,203$1,640
94CollinsvilleMadison County24,031$67,612$1,038
95Rolling MeadowsCook County24,027$98,514$1,607
96KankakeeKankakee County23,996$47,514$1,023
97Elmwood ParkCook County23,868$91,955$1,334
98WestmontDuPage County23,724$88,090$1,533
99YorkvilleKendall County23,617$108,513$1,662
100FreeportStephenson County23,505$51,723$793

Other rankings for Illinois

Cities With the Cheapest Rent · Cities With the Highest Household Income · Cities Where Rent Takes the Smallest Share of Income · Cities With the Lowest Unemployment · Cities in the Highest-Paying Counties · Most College-Educated Cities · Cities With the Most Homeowners · Cities With the Most Remote Work · Cities With the Shortest Commutes

Unincorporated places are census-designated places: they have no city government but are counted as communities. Figures describe the city itself.

FAQ

Which Illinois city has the most residents?

Chicago, with 2,711,226 (among the 100 largest places; ACS 2020–2024).

How many cities are ranked?

The 100 largest places in Illinois by population.

Sources

Sources

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