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Illinois Active Medical Marijuana Patients in 2025

  1. Illinois Cannabis
  2. Illinois Medical Marijuana
  3. Medical Marijuana Patients Statistics

Illinois Active Medical Marijuana Patients - 2025

The data shows a significant upward trend in the number of medical marijuana patients in Illinois from 2015 to 2021, indicating growing acceptance and utilization of medical marijuana. Starting from almost 3 thousand patients in 2015, the count surged to over 120 thousand by 2020, slightly decreasing to a little over 100 thousand in 2021.

Year Patients
2021 101,366
2020 121,775
2019 76,939
2018 39,808
2017 21,800
2016 7,707
2015 2,663

The data on medical marijuana patients in Illinois indicates a steady increase across most counties from 2019 to 2021. Cook County shows the highest numbers, rising from 17 thousand patients in 2019 to nearly 31 thousand in 2021.

County 2021 2020 2019
Adams 710 552 420
Alexander 42 32 27
Bond 91 65 61
Boone 313 207 189
Brown 38 26 20
Bureau 176 122 106
Calhoun 19 15 19
Carroll 158 107 78
Cass 66 50 43
Champaign 1,421 1,048 801
Christian 291 186 139
Clark 127 93 72
Clay 110 89 61
Clinton 122 100 69
Coles 409 308 229
Cook 30,984 23,394 17,587
Crawford 110 66 35
Cumberland 69 51 41
DeKalb 708 532 384
De Witt 148 101 86
Douglas 124 92 70
DuPage 6,350 4,811 3,872
Edgar 71 46 26
Edwards 43 26 25
Effingham 417 288 247
Fayette 167 109 76
Ford 81 56 39
Franklin 261 217 180
Fulton 575 399 321
Gallatin 36 27 26
Greene 101 49 48
Grundy 515 396 299
Hamilton 28 17 17
Hancock 146 97 86
Hardin 46 30 25
Henderson 27 23 19
Henry 259 185 163
Iroquois 158 114 64
Jackson 337 280 229
Jasper 71 46 42
Jefferson 165 140 93
Jersey 89 68 47
Jo Daviess 117 80 59
Johnson 122 93 58
Kane 3,047 2,312 1,465
Kankakee 660 457 279
Kendall 735 549 359
Knox 274 221 177
Lake 5,802 4,221 3,652
La Salle 813 562 406
Lawrence 59 39 29
Lee 292 227 144
Livingston 212 135 105
Logan 270 169 121
Macon 566 369 287
Macoupin 331 242 181
Madison 1,497 1,017 839
Marion 222 175 137
Marshall 109 76 59
Mason 213 165 118
Massac 111 104 70
McDonough 162 128 113
McHenry 2,744 2,021 1,470
McLean 1,482 1,009 857
Menard 97 65 39
Mercer 113 84 76
Monroe 177 118 70
Montgomery 220 139 111
Morgan 215 141 119
Moultrie 98 66 56
Ogle 325 241 182
Peoria 1,568 1,074 811
Perry 100 67 52
Piatt 139 113 83
Pike 201 120 65
Pope 47 34 30
Pulaski 34 22 24
Putnam 26 20 17
Randolph 131 91 67
Richland 167 121 77
Rock Island 957 662 696
St. Clair 1,054 681 517
Saline 197 130 113
Sangamon 1,587 1,064 825
Schuyler 49 34 30
Scott 33 21 17
Shelby 202 119 104
Stark 32 22 17
Stephenson 279 206 158
Tazewell 1,554 1,082 868
Union 231 174 114
Vermilion 401 306 221
Wabash 67 36 23
Warren 64 44 33
Washington 37 31 19
Wayne 73 61 44
White 110 76 60
Whiteside 527 348 266
Will 4,579 3,373 2,913
Williamson 455 347 289
Winnebago 1,989 1,335 1,041
Woodford 274 179 148

Source: Illinois Department of Public Health

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