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    1976    
 
 
    2018
Persons
Name 2018 Preceding
Period
Year Ago
from Period
Illinois
6,191,319 6,170,546 6,170,546
Adams County
31,616 31,112 31,112
Alexander County
1,982 1,953 1,953
Bond County
7,582 7,565 7,565
Boone County
24,950 24,448 24,448
Brown County
2,818 2,777 2,777
Bureau County
16,519 16,534 16,534
Calhoun County
2,215 2,208 2,208
Carroll County
7,190 7,263 7,263
Cass County
5,885 5,898 5,898
Champaign County
101,016 100,698 100,698
Christian County
14,052 14,072 14,072
Clark County
7,373 7,490 7,490
Clay County
6,260 6,289 6,289
Clinton County
19,650 19,572 19,572
Coles County
23,024 23,391 23,391
Cook County
2,506,103 2,505,427 2,505,427
Crawford County
8,307 8,364 8,364
Cumberland County
5,834 5,879 5,879
De Witt County
7,197 7,290 7,290
DeKalb County
53,047 52,203 52,203
Douglas County
9,793 9,778 9,778
DuPage County
492,726 492,603 492,603
Edgar County
8,770 8,990 8,990
Edwards County
2,653 2,716 2,716
Effingham County
18,403 18,165 18,165
Fayette County
9,291 9,141 9,141
Ford County
6,029 6,054 6,054
Franklin County
16,016 15,459 15,459
Fulton County
14,273 14,490 14,490
Gallatin County
2,294 2,323 2,323
Greene County
5,720 5,709 5,709
Grundy County
24,072 24,089 24,089
Hamilton County
4,297 4,260 4,260
Hancock County
8,069 8,077 8,077
Hardin County
1,238 1,247 1,247
Henderson County
3,481 3,460 3,460
Henry County
23,824 23,697 23,697
Iroquois County
13,749 13,970 13,970
Jackson County
26,847 26,791 26,791
Jasper County
4,389 4,261 4,261
Jefferson County
16,723 16,525 16,525
Jersey County
10,473 10,416 10,416
Jo Daviess County
10,501 10,560 10,560
Johnson County
3,780 3,806 3,806
Kane County
260,449 256,036 256,036
Kankakee County
52,888 52,370 52,370
Kendall County
65,281 65,288 65,288
Knox County
21,020 21,318 21,318
Lake County
361,302 356,243 356,243
LaSalle County
52,968 53,008 53,008
Lawrence County
5,629 5,695 5,695
Lee County
17,043 17,032 17,032
Livingston County
15,876 15,901 15,901
Logan County
12,246 12,299 12,299
Macon County
47,166 46,649 46,649
Macoupin County
21,934 21,844 21,844
Madison County
128,495 127,652 127,652
Marion County
16,899 16,746 16,746
Marshall County
5,224 5,166 5,166
Mason County
5,939 6,033 6,033
Massac County
5,345 5,465 5,465
McDonough County
12,675 12,838 12,838
McHenry County
160,050 160,094 160,094
McLean County
84,209 85,099 85,099
Menard County
6,421 6,417 6,417
Mercer County
7,675 7,649 7,649
Monroe County
17,951 17,844 17,844
Montgomery County
11,185 11,277 11,277
Morgan County
15,590 15,773 15,773
Moultrie County
7,235 7,039 7,039
Ogle County
24,014 24,094 24,094
Peoria County
82,552 81,187 81,187
Perry County
7,951 7,894 7,894
Piatt County
8,067 8,071 8,071
Pike County
6,907 6,958 6,958
Pope County
1,644 1,666 1,666
Pulaski County
1,886 1,955 1,955
Putnam County
2,881 2,855 2,855
Randolph County
13,572 13,549 13,549
Richland County
7,105 7,184 7,184
Rock Island County
68,090 67,525 67,525
Saline County
9,236 9,135 9,135
Sangamon County
100,443 100,193 100,193
Schuyler County
3,185 3,182 3,182
Scott County
2,348 2,334 2,334
Shelby County
10,262 9,941 9,941
St. Clair County
120,769 119,949 119,949
Stark County
2,424 2,406 2,406
Stephenson County
20,863 20,636 20,636
Tazewell County
62,196 61,229 61,229
Union County
6,943 6,882 6,882
Vermilion County
31,504 31,960 31,960
Wabash County
5,473 5,347 5,347
Warren County
8,324 8,293 8,293
Washington County
9,335 9,349 9,349
Wayne County
6,563 6,519 6,519
White County
6,397 6,351 6,351
Whiteside County
27,164 26,818 26,818
Will County
342,785 342,750 342,750
Williamson County
30,236 30,155 30,155
Winnebago County
133,101 130,272 130,272
Woodford County
18,379 18,115 18,115
   

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