# Counties in Illinois by employer firms, 2023

All 102 values come from U.S. Census Bureau for 2023, so the places are comparable.

- Indicator id: `employer_firms`
- Unit: count
- Definition: Number of firms in the private nonfarm sectors covered by the US Census Bureau Business Dynamics Statistics. Establishments under common ownership form one firm.
- Source: U.S. Census Bureau, Business Dynamics Statistics: employer firms, all covered industries, nation, states and counties (https://www2.census.gov/programs-surveys/bds/tables/time-series/2023/bds2023_st_cty.csv)
- Publisher page: https://invokely.ai/en/publishers/us-census-bureau
- Retrieved: 2026-10-11
- Citation: U.S. Census Bureau. Business Dynamics Statistics: employer firms, all covered industries, nation, states and counties. https://www2.census.gov/programs-surveys/bds/tables/time-series/2023/bds2023_st_cty.csv. Retrieved 2026-10-11.
- Web page: https://invokely.ai/rankings/employer-firms/illinois-counties

| Rank | Place | count |
|---:|---|---:|
| 1 | Cook County | 96,987 |
| 2 | DuPage County | 25,630 |
| 3 | Lake County | 14,600 |
| 4 | Will County | 12,409 |
| 5 | Kane County | 10,176 |
| 6 | McHenry County | 6,275 |
| 7 | Winnebago County | 4,808 |
| 8 | Madison County | 4,263 |
| 9 | St. Clair County | 3,786 |
| 10 | Sangamon County | 3,754 |
| 11 | Champaign County | 3,344 |
| 12 | Peoria County | 3,225 |
| 13 | McLean County | 2,728 |
| 14 | Rock Island County | 2,262 |
| 15 | Tazewell County | 2,135 |
| 16 | Kendall County | 2,036 |
| 17 | LaSalle County | 1,966 |
| 18 | Kankakee County | 1,771 |
| 19 | Macon County | 1,651 |
| 20 | DeKalb County | 1,632 |
| 21 | Adams County | 1,481 |
| 22 | Williamson County | 1,260 |
| 23 | Effingham County | 1,047 |
| 24 | Vermilion County | 1,001 |
| 25 | Jackson County | 952 |
| 26 | Grundy County | 937 |
| 27 | Whiteside County | 927 |
| 28 | Henry County | 858 |
| 29 | Ogle County | 847 |
| 30 | Coles County | 845 |
| 31 | Stephenson County | 810 |
| 32 | Knox County | 774 |
| 33 | Jefferson County | 741 |
| 34 | Clinton County | 736 |
| 35 | Boone County | 725 |
| 36 | Monroe County | 716 |
| 37 | Marion County | 705 |
| 38 | Livingston County | 690 |
| 39 | Woodford County | 672 |
| 40 | Macoupin County | 660 |
| 41 | Morgan County | 637 |
| 42 | Christian County | 585 |
| 43 | Bureau County | 583 |
| 43 | Lee County | 583 |
| 45 | Franklin County | 566 |
| 46 | Jo Daviess County | 559 |
| 47 | Montgomery County | 548 |
| 48 | Fulton County | 512 |
| 49 | McDonough County | 508 |
| 50 | Randolph County | 493 |
| 51 | Douglas County | 482 |
| 52 | Iroquois County | 478 |
| 53 | Logan County | 435 |
| 54 | Saline County | 418 |
| 55 | Fayette County | 410 |
| 56 | Richland County | 360 |
| 57 | Shelby County | 349 |
| 58 | Jersey County | 342 |
| 59 | Crawford County | 339 |
| 60 | Wayne County | 327 |
| 61 | Perry County | 319 |
| 62 | Moultrie County | 309 |
| 62 | Washington County | 309 |
| 64 | Warren County | 306 |
| 65 | Carroll County | 298 |
| 66 | Hancock County | 294 |
| 67 | White County | 293 |
| 68 | Pike County | 292 |
| 69 | De Witt County | 291 |
| 70 | Union County | 285 |
| 71 | Clark County | 279 |
| 72 | Piatt County | 277 |
| 73 | Edgar County | 274 |
| 74 | Ford County | 266 |
| 75 | Bond County | 261 |
| 76 | Clay County | 254 |
| 77 | Wabash County | 225 |
| 78 | Mercer County | 217 |
| 79 | Mason County | 213 |
| 80 | Lawrence County | 212 |
| 81 | Jasper County | 199 |
| 82 | Marshall County | 198 |
| 83 | Massac County | 189 |
| 84 | Cass County | 188 |
| 85 | Greene County | 175 |
| 86 | Menard County | 171 |
| 87 | Hamilton County | 152 |
| 88 | Johnson County | 141 |
| 89 | Schuyler County | 137 |
| 90 | Cumberland County | 133 |
| 91 | Edwards County | 117 |
| 92 | Putnam County | 116 |
| 93 | Brown County | 96 |
| 93 | Stark County | 96 |
| 95 | Henderson County | 90 |
| 96 | Scott County | 73 |
| 97 | Calhoun County | 70 |
| 97 | Gallatin County | 70 |
| 99 | Pulaski County | 66 |
| 100 | Alexander County | 65 |
| 101 | Pope County | 45 |
| 102 | Hardin County | 42 |