Local Data Search
A total of 102 results found. Show Results on Map.
| Rank | Total Population ▼ | County / Population |
| 1. | 5,194,675 | Cook, IL / 5,194,675 |
| 2. | 916,924 | Dupage, IL / 916,924 |
| 3. | 703,462 | Lake, IL / 703,462 |
| 4. | 677,560 | Will, IL / 677,560 |
| 5. | 515,269 | Kane, IL / 515,269 |
| 6. | 308,760 | Mchenry, IL / 308,760 |
| 7. | 295,266 | Winnebago, IL / 295,266 |
| 8. | 270,056 | Saint Clair, IL / 270,056 |
| 9. | 269,282 | Madison, IL / 269,282 |
| 10. | 201,081 | Champaign, IL / 201,081 |
| 11. | 197,465 | Sangamon, IL / 197,465 |
| 12. | 186,494 | Peoria, IL / 186,494 |
| 13. | 169,572 | Mclean, IL / 169,572 |
| 14. | 147,546 | Rock Island, IL / 147,546 |
| 15. | 135,394 | Tazewell, IL / 135,394 |
| 16. | 114,736 | Kendall, IL / 114,736 |
| 17. | 113,924 | La Salle, IL / 113,924 |
| 18. | 113,449 | Kankakee, IL / 113,449 |
| 19. | 110,768 | Macon, IL / 110,768 |
| 20. | 105,160 | Dekalb, IL / 105,160 |
| 21. | 81,625 | Vermilion, IL / 81,625 |
| 22. | 67,103 | Adams, IL / 67,103 |
| 23. | 66,357 | Williamson, IL / 66,357 |
| 24. | 60,218 | Jackson, IL / 60,218 |
| 25. | 58,498 | Whiteside, IL / 58,498 |
| 26. | 54,165 | Boone, IL / 54,165 |
| 27. | 53,873 | Coles, IL / 53,873 |
| 28. | 53,497 | Ogle, IL / 53,497 |
| 29. | 52,919 | Knox, IL / 52,919 |
| 30. | 50,486 | Henry, IL / 50,486 |
| 31. | 50,063 | Grundy, IL / 50,063 |
| 32. | 47,765 | Macoupin, IL / 47,765 |
| 33. | 47,711 | Stephenson, IL / 47,711 |
| 34. | 39,561 | Franklin, IL / 39,561 |
| 35. | 39,437 | Marion, IL / 39,437 |
| 36. | 38,950 | Livingston, IL / 38,950 |
| 37. | 38,827 | Jefferson, IL / 38,827 |
| 38. | 38,664 | Woodford, IL / 38,664 |
| 39. | 37,762 | Clinton, IL / 37,762 |
| 40. | 37,069 | Fulton, IL / 37,069 |
| 41. | 36,031 | Lee, IL / 36,031 |
| 42. | 35,547 | Morgan, IL / 35,547 |
| 43. | 34,978 | Bureau, IL / 34,978 |
| 44. | 34,800 | Christian, IL / 34,800 |
| 45. | 34,242 | Effingham, IL / 34,242 |
| 46. | 33,476 | Randolph, IL / 33,476 |
| 47. | 32,957 | Monroe, IL / 32,957 |
| 48. | 32,612 | Mcdonough, IL / 32,612 |
| 49. | 30,305 | Logan, IL / 30,305 |
| 50. | 30,104 | Montgomery, IL / 30,104 |
| 51. | 29,718 | Iroquois, IL / 29,718 |
| 52. | 24,913 | Saline, IL / 24,913 |
| 53. | 22,985 | Jersey, IL / 22,985 |
| 54. | 22,678 | Jo Daviess, IL / 22,678 |
| 55. | 22,363 | Shelby, IL / 22,363 |
| 56. | 22,350 | Perry, IL / 22,350 |
| 57. | 22,140 | Fayette, IL / 22,140 |
| 58. | 19,980 | Douglas, IL / 19,980 |
| 59. | 19,817 | Crawford, IL / 19,817 |
| 60. | 19,104 | Hancock, IL / 19,104 |
| 61. | 18,576 | Edgar, IL / 18,576 |
| 62. | 17,808 | Union, IL / 17,808 |
| 63. | 17,768 | Bond, IL / 17,768 |
| 64. | 17,707 | Warren, IL / 17,707 |
| 65. | 16,833 | Lawrence, IL / 16,833 |
| 66. | 16,760 | Wayne, IL / 16,760 |
| 67. | 16,729 | Piatt, IL / 16,729 |
| 68. | 16,561 | Dewitt, IL / 16,561 |
| 69. | 16,434 | Mercer, IL / 16,434 |
| 70. | 16,430 | Pike, IL / 16,430 |
| 71. | 16,335 | Clark, IL / 16,335 |
| 72. | 16,233 | Richland, IL / 16,233 |
| 73. | 15,429 | Massac, IL / 15,429 |
| 74. | 15,387 | Carroll, IL / 15,387 |
| 75. | 14,846 | Moultrie, IL / 14,846 |
| 76. | 14,716 | Washington, IL / 14,716 |
| 77. | 14,666 | Mason, IL / 14,666 |
| 78. | 14,665 | White, IL / 14,665 |
| 79. | 14,081 | Ford, IL / 14,081 |
| 80. | 13,886 | Greene, IL / 13,886 |
| 81. | 13,815 | Clay, IL / 13,815 |
| 82. | 13,642 | Cass, IL / 13,642 |
| 83. | 12,705 | Menard, IL / 12,705 |
| 84. | 12,640 | Marshall, IL / 12,640 |
| 85. | 12,582 | Johnson, IL / 12,582 |
| 86. | 11,947 | Wabash, IL / 11,947 |
| 87. | 11,048 | Cumberland, IL / 11,048 |
| 88. | 9,698 | Jasper, IL / 9,698 |
| 89. | 8,457 | Hamilton, IL / 8,457 |
| 90. | 8,238 | Alexander, IL / 8,238 |
| 91. | 7,544 | Schuyler, IL / 7,544 |
| 92. | 7,331 | Henderson, IL / 7,331 |
| 93. | 6,937 | Brown, IL / 6,937 |
| 94. | 6,721 | Edwards, IL / 6,721 |
| 95. | 6,161 | Pulaski, IL / 6,161 |
| 96. | 6,006 | Putnam, IL / 6,006 |
| 97. | 5,994 | Stark, IL / 5,994 |
| 98. | 5,589 | Gallatin, IL / 5,589 |
| 99. | 5,355 | Scott, IL / 5,355 |
| 100. | 5,089 | Calhoun, IL / 5,089 |
| 101. | 4,470 | Pope, IL / 4,470 |
| 102. | 4,320 | Hardin, IL / 4,320 |
Please note that we only rank locations with 'Total Population' data. The rank above might not be a complete list. Locations without 'Total Population' data are not listed.