Cities & Towns in Illinois,

Illinois, state of the United States of America. As of 2020 state had an estimated population of 12,587,530 inhabitants. The state was created 205 years ago in 1818. Its capital city is Springfield.

There are more than 100 city/town in Illinois, . The largest city of Illinois is Mount Prospect with a population of 53,299. Other cities include, Moline population 41,065, Mundelein population 30,945, McHenry population 27,100, Melrose Park population 24,406

Mount Prospect
Mount Prospect

Mount Prospect, Village in Elk Grove and Wheeling Townships in Cook County, Illinois, United States

Moline
Moline

Moline, The largest city in Rock Island County, Illinois.

Mundelein
Mundelein

Mundelein, Village in Lake County, Illinois, United States

From the busy streets of Chicago to the river towns dotting its southern border, Illinois offers a variety of urban attractions and rural charm within its 57,000 square miles. Home to over 12.7 million residents, notable destinations in Illinois include:

Chicago - The largest city in the Midwest, Chicago dazzles with world-class museums like the Art Institute of Chicago, iconic sports teams and venues, deep dish pizza, and stunning lakefront skyline views.

Springfield - Illinois’ capital city, Springfield provides history buffs with Abraham Lincoln sites like his Home and Tomb along with expansive state government buildings.

Galena - Nestled near the Mississippi River, Galena is a beautifully preserved 19th century town with scenic vistas. Its Victorian-era downtown offers shopping, tours, and winery tastings.

Nauvoo - Founded by Mormons in the 1840s, Nauvoo retains its fascinating religious history. Historic homes and buildings like the rebuilt Nauvoo Temple transport visitors back in time.

Champaign-Urbana - Home to the University of Illinois, this twin college town offers innovative dining, cultural events, sports, and entertainment catering to students.

From the big city lights of Chicago to historic small towns, Illinois offers the best of Midwestern metropolitan areas alongside rural escape. Its rivers, lakes, and prairies provide scenic backdrops to favorite destinations.

All Illinois Cities (Aphebetical)

List of cities, towns, neighborhoods & other populated places in Illinois.

A B C D E F G H I J K L M N O P Q R S T U V W X Y Z all
City Name Title County Population
Mount Prospect Village in Elk Grove and Wheeling Townships in Cook County, Illinois, United States Cook 53,299
Moline The largest city in Rock Island County, Illinois. Rock Island 41,065
Mundelein Village in Lake County, Illinois, United States Lake 30,945
McHenry City in Illinois McHenry 27,100
Melrose Park Village in Cook County, Illenois, United States of America Cook 24,406
Maywood Village in Cook County, Illinois, United States Cook 22,868
Machesney Park Village in the U. Winnebago 22,678
Morton Grove Village in United States of America Cook 22,564
Montgomery Village in Kane and Kendall counties, Illinois, USA Kane 20,181
Mokena City in Illinois, United States of America Will 20,050
Matteson Village in United States of America Cook 19,322
Marion City in and the county seat of Williamson County, Illinois, United States Williamson 17,803
Mattoon City in Illinois Coles 17,513
Marion City in and the county seat of Williamson County, Illinois, United States Edwards 17,417
Macomb City in and the county seat of McDonough County, Illinois, United States McDonough 17,206
Morton Village in Tazewell County, Illinois Tazewell 16,232
Morris City in Illinois Grundy 15,162
Mount Vernon City located near the center of Jefferson County, Illinois, United States Jefferson 14,511
Midlothian Village in Illinois, United States of America Cook 14,179
Markham A city located in Cook County, Illinois. Cook 13,400
Markham City in Morgan County, Illinois, United States Morgan 12,165
Minooka City in Illinois, United States of America Grundy 11,456
Mahomet Village in Illinois, United States Champaign 8,968
Manteno City in Illinois, United States of America Kankakee 8,892
Monmouth City in Warren County, Illinois, United States Warren 8,801
Manhattan Village in Illinois Will 8,798
Mascoutah City in Saint Clair County, Illinois, United States Saint Clair 8,076
Maryville City in Illinois, United States of America Madison 7,959
Murphysboro Town in Illinois Jackson 7,384
Marengo City in McHenry County, Illinois, United States McHenry 7,377
Mendota Township in LaSalle County, Illinois LaSalle 6,904
Mount Carmel City in and county seat of Wasbash County, Illinois, United States Wabash 6,813
Metropolis Very large and significant city or urban area usually with millions of inhabitants Massac 5,885
Mount Zion Human settlement in United States of America Macon 5,762
Monticello City in Piatt County, Illinois, United States Piatt 5,557
Monee City in Illinois, United States of America Will 5,029
Milan Village in Illinois, USA White 4,945
Marseilles City in LaSalle County, Illinois LaSalle 4,778
Mount Pleasant Township of Illinois Union 4,670
Morrison City in Whiteside County, Illinois, United States of America Whiteside 3,950
Millstadt Village in St. Saint Clair 3,821
Marshall City in Clark County, Illinois, United States Clark 3,774
Madison City in Madison County, Florida, United States Madison 3,735
Metamora Village in Woodford County, Illinois Woodford 3,648
Moro Unincorporated community in Illinois Madison 3,487
Momence City in Kankakee County, Illinois, United States Kankakee 3,049
Mount Morris Village in Illinois Ogle 2,776
McLeansboro City in Illinois Hamilton 2,730
Marquette Heights City in Tazewell County, Illinois, United States Tazewell 2,617
Mount Sterling Township in Brown County, Illinois Brown 2,495
Mackinaw City in Tazewell County, Illinois, United States of America Tazewell 2,430
Mason City Township in Mason County, Illinois Mason 2,088
Minonk City in Woodford County, Illinois, United States Woodford 1,948
Mount Olive City in Illinois Macoupin 1,911
Mazon Village in the United States Grundy 1,860
Merrionette Park Village in United States of America Cook 1,835
Marissa Human settlement in Illinois, United States of America Saint Clair 1,785
Maroa City in Illinois, USA Macon 1,700
Moweaqua City in Illinois, United States of America Shelby 1,684
Mount Carroll City in Illinois Carroll 1,562
Manito Human settlement in Illinois, United States of America Mason 1,467
Mount Pulaski City in Logan County, Illinois, United States Logan 1,449
Maple Park City in Illinois, United States of America Kane 1,384
Marine Village in Madison County, Illinois, United States Madison 1,249
Minier City in Tazewell County, Illinois, United States of America Tazewell 1,180
Malta Village in Illinois, US DeKalb 1,161
Milford Village in Milford Township, Iroquois County, Illinois, United States of America Iroquois 1,155
Macon City in Illinois Macon 1,102
Martinsville Township in Clark County, Illinois Clark 1,076
McCullom Lake City in Illinois, United States of America McHenry 996
Morrisonville Human settlement in United States of America Christian 990
Meredosia Human settlement in Illinois, United States of America Morgan 961
Mendon Village in Illinois Adams 948
Milledgeville Human settlement in Carroll County, Illinois, USA Carroll 946
Mansfield Human settlement in Illinois, United States of America Piatt 939
McLean Village in McLean County, Illinois, United States McLean 790
Millersburg Township in Mercer County, Illinois Mercer 688
Mulberry Grove Township in Bond County, Illinois Bond 682
Mechanicsburg Township in Sangamon County, Illinois Sangamon 670
Mounds City in Pulaski County, Illinois, United States Pulaski 666
Millington Village in Illinois, United States Kendall 658
Matherville Human settlement in Illinois, United States of America Mercer 651
Miller Township in LaSalle County, Illinois Saint Clair 593
Mark Village in Illinois, USA Putnam 546
Mettawa Human settlement in Illinois, United States of America Lake 546
Murrayville Village in Illinois, United States Morgan 541
Makanda City in Illinois, United States of America Jackson 529
Montezuma Township in Pike County, Illinois Pike 515
Mount Auburn Township in Christian County, Illinois Christian 514
Mound City City in Illinois Pulaski 504
Maryland Township of Illinois Ogle 500
Mayberry Unincorporated community in Illinois Wayne 471
Moccasin Township in Effingham County, Illinois Effingham 465
Monroe Center City in United States of America Ogle 429
Melvin Village in Illinois, USA Ford 410
Martinsburg Township in Pike County, Illinois Pike 396
Medora Human settlement in Illinois, United States of America Macoupin 390
Malden Village in Illinois Bureau 338
Martinton Township in Iroquois County, Illinois Iroquois 338
Mason Union 333
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County Cities on Map (100)