There are 129 cities in Cook County, Illinois.

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City
Rank
2024 Population
2020 Census
Annual Change
Density (mi²)
Area (mi²)
Chicago12,599,0592,740,076-1.25%11,431227.37
Elgin2111,469114,604-0.76%2,97237.50
Cicero379,13184,928-1.73%13,4925.87
Schaumburg474,34578,443-1.25%3,85119.30
Arlington Heights573,27977,447-1.29%4,41316.61
Evanston673,26077,857-1.54%9,4187.78
Palatine763,44567,696-1.58%4,66613.60
Skokie863,43967,711-1.6%6,30410.06
Des Plaines956,79260,482-1.56%3,99214.23
Orland Park1056,56958,567-0.83%2,56822.03
Oak Lawn1154,54258,169-1.57%6,3648.57
Berwyn1253,19357,012-1.69%13,6253.90
Mount Prospect1353,14756,711-1.57%4,95810.72
Tinley Park1452,87955,837-1.31%3,28316.11
Oak Park1550,93954,396-1.56%10,8384.70
Hoffman Estates1649,09052,402-1.6%2,33121.06
Glenview1746,11648,554-1.22%3,28814.02
Buffalo Grove1842,07143,092-0.59%4,4359.49
Bartlett1939,35441,020-1.01%2,49915.75
Park Ridge2037,15639,512-1.49%5,2427.09
Streamwood2136,95939,443-1.59%4,7447.79
Wheeling2236,78239,196-1.54%4,2418.67
Calumet City2333,59735,914-1.63%4,6797.18
Northbrook2433,34035,122-1.25%2,51813.24
Elk Grove Village2530,69532,706-1.55%2,64211.62
Niles2628,89530,802-1.55%4,9435.85
Burbank2727,59129,348-1.5%6,6174.17
Lansing2827,09428,975-1.64%3,6317.46
Wilmette2926,46628,083-1.49%4,8995.40
Oak Forest3025,62227,370-1.61%4,2656.01
Chicago Heights3125,61927,383-1.62%2,49110.28
Morton Grove3223,59325,215-1.62%4,6375.09
Melrose Park3323,14124,723-1.61%5,4604.24
Rolling Meadows3423,08424,110-1.03%4,1105.62
Elmwood Park3522,83824,430-1.65%11,9701.91
Maywood3622,46023,418-1.04%8,2662.72
Roselle3722,12122,922-0.86%4,0455.47
Blue Island3821,02222,474-1.62%5,1644.07
Park Forest3920,31621,624-1.55%4,0954.96
South Holland4020,02721,389-1.62%2,7687.24
Dolton4119,95721,340-1.64%4,3664.57
Harvey4218,97620,259-1.59%3,0586.21
Deerfield4318,69019,156-0.69%3,3805.53
Evergreen Park4418,59919,869-1.62%5,8803.16
Brookfield4518,15619,404-1.68%5,9263.06
Homewood4618,13919,385-1.62%3,4785.22
Matteson4717,91719,025-1.44%1,9269.30
Alsip4817,77318,990-1.62%2,7246.53
Lemont4917,49917,663-0.09%2,1158.27
Bellwood5017,48318,723-1.68%7,2912.40
Franklin Park5117,46518,401-1.67%3,6594.77
Palos Hills5217,34318,463-1.53%4,0854.25
Hinsdale5317,13717,373-0.29%3,7114.62
Bridgeview5415,99516,979-1.45%3,8554.15
Westchester5515,73416,834-1.65%4,2693.69
Country Club Hills5615,66216,715-1.6%3,1464.98
La Grange5715,44716,274-1.2%6,1182.52
Prospect Heights5815,01615,995-1.54%3,5304.25
Norridge5914,31515,207-1.56%7,9091.81
Chicago Ridge6013,65314,383-1.15%6,0202.27
Hickory Hills6113,60114,456-1.47%4,8112.83
Midlothian6213,41514,266-1.47%4,7592.82
Forest Park6313,36414,282-1.61%5,5642.40
Western Springs6413,10313,600-0.8%4,6982.79
La Grange Park6512,61913,438-1.52%5,6592.23
Lincolnwood6612,60313,419-1.51%4,6822.69
Hazel Crest6712,49713,340-1.57%3,6863.39
Richton Park6812,29912,736-0.57%2,8004.39
Winnetka6912,08212,701-1.18%3,1743.81
Northlake7012,02112,808-1.56%3,7903.17
Justice7111,86712,568-1.38%4,1792.84
Palos Heights7211,27612,022-1.55%2,9883.77
River Forest7310,98311,679-1.54%4,4292.48
Schiller Park7410,92511,670-1.61%3,9442.77
Markham7510,88511,622-1.61%2,0145.41
Burr Ridge7610,84511,182-0.88%1,5347.07
Summit7710,37411,120-1.7%4,8962.12
Barrington7810,30910,703-1.13%2,2374.61
Worth7910,28810,933-1.45%4,3432.37
Crestwood8010,20910,790-1.32%3,3493.05
Lyons8110,07110,775-1.66%4,6072.19
River Grove8210,04510,578-1.69%4,2012.39
Riverdale839,93210,628-1.65%2,7783.58
Sauk Village849,2849,897-1.56%2,3204
Steger859,0889,560-1.33%2,6703.40
Flossmoor869,0379,663-1.64%2,4683.66
Lynwood878,9999,098-0.03%1,8254.93
Riverside888,6389,266-1.72%4,3671.98
Harwood Heights898,4369,030-1.67%10,2250.82
Glencoe908,4068,827-1.21%2,2603.72
Glenwood918,0928,636-1.58%2,4793.26
Hillside927,7498,282-1.63%2,4353.18
Broadview937,5877,965-1.69%4,2671.78
Inverness947,1747,585-1.29%1,0986.53
North Riverside956,9137,402-1.66%4,2051.64
University Park966,8727,129-1.06%64010.73
Stickney976,6677,093-1.52%3,4651.92
Calumet Park986,5376,994-1.64%5,8791.11
Orland Hills996,4346,865-1.59%5,6191.15
Countryside1006,0276,405-1.46%2,0942.88
Willow Springs1015,7455,841 1,3834.16
Northfield1025,4325,749-1.33%1,6823.23
Posen1035,2105,571-1.66%4,4571.17
Berkeley1044,9835,324-1.6%3,5571.40
South Barrington1054,9145,069-0.79%6617.43
Palos Park1064,6744,899-1.25%7376.34
Olympia Fields1074,4394,712-1.44%1,5102.94
Robbins1084,4254,620-1.07%3,0541.45
Stone Park1094,3024,565-1.42%12,5060.34
Hometown1104,0384,331-1.73%8,4300.48
Barrington Hills1113,9274,096-1.16%14527.04
Indian Head Park1123,8294,057-1.36%4,1170.93
Burnham1133,7854,035-1.56%2,0401.85
South Chicago Heights1143,7474,005-1.63%2,3701.58
Rosemont1153,6843,940-1.63%2,0561.79
Deer Park1163,5813,674-0.75%9883.63
East Dundee1173,0863,175-0.71%1,1122.77
Dixmoor1182,8413,002-1.35%2,2751.25
Kenilworth1192,3582,505-1.42%3,8780.61
Thornton1202,2192,378-1.73%9342.38
Merrionette Park1211,8451,961-1.49%4,9200.38
Ford Heights1221,6911,811-1.69%8691.95
Phoenix1231,5841,701-1.8%3,4140.46
Hodgkins1241,4441,496-0.89%5322.71
East Hazel Crest1251,2031,290-1.72%1,5340.78
Forest View126744792-1.46%6371.17
Bedford Park127580596-0.52%985.93
Golf128485511-1.42%1,0830.45
McCook129232248-1.7%892.61
showing: 129 rows

Cities in Cook County, Illinois by Population (2024)

What is the largest city in Cook County, Illinois?

Chicago is the largest city in Cook County.

What is the smallest city in Cook County, Illinois?

McCook is the smallest city in Cook County.

How many cities are in Cook County?

There are 129 cities in Cook County, Illinois.

Frequently Asked Questions