# Counties in Illinois by business revenue: professional, scientific and technical services (Economic Census), 2022

All 89 values come from U.S. Census Bureau for 2022, so the places are comparable. 8 counties have no value for that period and are not ranked.

- Indicator id: `business_revenue_usd_professional_services`
- Unit: USD million
- Definition: Sales, value of shipments or revenue of employer establishments in professional, scientific, and technical services (NAICS 54), in millions of current US dollars, from the U.S. Census Bureau Economic Census.
- Source: U.S. Census Bureau, Economic Census basic statistics by geography (EC1700BASIC, EC2200BASIC): sales, value of shipments, or revenue (RCPTOT) of professional, scientific, and technical services (NAICS 54), all establishments (https://www2.census.gov/programs-surveys/economic-census/data/2022/sector00/EC2200BASIC.zip)
- Publisher page: https://invokely.ai/en/publishers/us-census-bureau
- Retrieved: 2026-10-12
- Citation: U.S. Census Bureau. Economic Census basic statistics by geography (EC1700BASIC, EC2200BASIC): sales, value of shipments, or revenue (RCPTOT) of professional, scientific, and technical services (NAICS 54), all establishments. https://www2.census.gov/programs-surveys/economic-census/data/2022/sector00/EC2200BASIC.zip. Retrieved 2026-10-12.
- Web page: https://invokely.ai/rankings/business-revenue-professional-services/illinois-counties

| Rank | Place | USD million |
|---:|---|---:|
| 1 | Cook County | 87,583.9 |
| 2 | Lake County | 12,203.5 |
| 3 | DuPage County | 12,084.4 |
| 4 | Kane County | 2,215.2 |
| 5 | Will County | 1,775.5 |
| 6 | Madison County | 933.5 |
| 7 | Peoria County | 857.1 |
| 8 | Rock Island County | 840.2 |
| 9 | St. Clair County | 752.5 |
| 10 | Sangamon County | 727.9 |
| 11 | Winnebago County | 720.1 |
| 12 | McHenry County | 600.4 |
| 13 | McLean County | 598.1 |
| 14 | Champaign County | 568.9 |
| 15 | DeKalb County | 201.5 |
| 16 | Tazewell County | 199.4 |
| 17 | Kendall County | 183.9 |
| 18 | LaSalle County | 134.7 |
| 19 | Vermilion County | 114.7 |
| 20 | Kankakee County | 104.4 |
| 21 | Williamson County | 92.6 |
| 22 | Monroe County | 88.6 |
| 23 | Adams County | 85.8 |
| 24 | Jackson County | 85.3 |
| 25 | Hancock County | 81.6 |
| 26 | Grundy County | 80.1 |
| 27 | Effingham County | 79.1 |
| 28 | Stephenson County | 75.4 |
| 29 | Randolph County | 73.9 |
| 30 | Whiteside County | 60.7 |
| 31 | Jefferson County | 58.3 |
| 32 | Shelby County | 51.4 |
| 33 | Lee County | 38.4 |
| 34 | Ogle County | 37.1 |
| 35 | Crawford County | 35.3 |
| 36 | Boone County | 35 |
| 37 | Livingston County | 35 |
| 38 | De Witt County | 33.3 |
| 39 | Henry County | 31.8 |
| 40 | Clinton County | 30.9 |
| 41 | Jo Daviess County | 28.2 |
| 42 | Woodford County | 27.7 |
| 43 | Macoupin County | 27.1 |
| 44 | Montgomery County | 27 |
| 45 | Franklin County | 24.7 |
| 46 | Fulton County | 24.7 |
| 47 | Cass County | 23.9 |
| 48 | Moultrie County | 23.2 |
| 49 | McDonough County | 21.9 |
| 50 | Marion County | 20.6 |
| 51 | Saline County | 19.2 |
| 52 | Logan County | 18.9 |
| 53 | Ford County | 14.5 |
| 54 | Washington County | 14.3 |
| 55 | Clark County | 13.9 |
| 56 | Fayette County | 13.5 |
| 57 | Carroll County | 12.9 |
| 58 | Iroquois County | 12.7 |
| 59 | Jersey County | 12.5 |
| 60 | Warren County | 12.2 |
| 61 | Schuyler County | 11.9 |
| 62 | Wabash County | 11.8 |
| 63 | Richland County | 11.2 |
| 64 | Piatt County | 10.6 |
| 65 | Menard County | 10.2 |
| 66 | Union County | 10.1 |
| 67 | Perry County | 10 |
| 68 | Pike County | 9.8 |
| 69 | Douglas County | 9.7 |
| 70 | Edgar County | 9 |
| 71 | Greene County | 7.4 |
| 72 | Wayne County | 7.3 |
| 73 | Clay County | 7.1 |
| 74 | White County | 6.9 |
| 75 | Bond County | 6.6 |
| 76 | Lawrence County | 6 |
| 77 | Johnson County | 5.2 |
| 78 | Marshall County | 4.9 |
| 79 | Stark County | 4.4 |
| 80 | Jasper County | 4 |
| 81 | Hamilton County | 4 |
| 82 | Mason County | 3.6 |
| 83 | Mercer County | 3.4 |
| 84 | Edwards County | 3.3 |
| 85 | Henderson County | 2.9 |
| 86 | Gallatin County | 2.1 |
| 87 | Brown County | 1.9 |
| 88 | Cumberland County | 1.6 |
| 89 | Pope County | 0.7 |