Ranking of Illinois Counties By Percentage of Households with Household Income of Less than $40K in 2021 (ACS-5Yrs)
Based on the US Census ACS-5Yrs estimates, in 2021, the percentage of households in Illinois with household income of less than $40k was 28.09%. Among all Illinois counties, Alexander County had the highest percentage of households with household income of less than $40k (50.08%), followed by Pulaski County (49.92%), and Jackson County (48.93%).
On the other hand, the following 3 counties had low percentages of households with household income of less than $40k: Kendall County (10.63%), DuPage County (16.74%), and Will County (17.49%).
The chart below shows the top 10 Illinois counties with high household income, and the table below shows the ranking of all Illinois counties.
You can also see similar information for other household income groups, for other states, as well as for the whole United States.
| Rank | County | Percentage of Households (%) |
|---|---|---|
| 1 | Alexander County | 50.08 |
| 2 | Pulaski County | 49.92 |
| 3 | Jackson County | 48.93 |
| 4 | McDonough County | 44.39 |
| 5 | Pope County | 43.95 |
| 6 | Knox County | 43.36 |
| 7 | Franklin County | 42.35 |
| 8 | Saline County | 41.93 |
| 9 | Fayette County | 41.75 |
| 10 | Wabash County | 40.63 |
| 11 | Union County | 40.62 |
| 12 | Vermilion County | 40.57 |
| 13 | Coles County | 40.44 |
| 14 | Hardin County | 39.51 |
| 15 | Wayne County | 39.26 |
| 16 | Gallatin County | 39.19 |
| 16 | White County | 39.19 |
| 17 | Stark County | 38.73 |
| 18 | Pike County | 38.40 |
| 19 | Marion County | 38.39 |
| 20 | Lawrence County | 38.26 |
| 21 | Perry County | 38.09 |
| 22 | Christian County | 37.86 |
| 23 | Champaign County | 37.26 |
| 24 | Williamson County | 37.19 |
| 25 | Stephenson County | 36.95 |
| 26 | Fulton County | 36.94 |
| 27 | Ford County | 36.84 |
| 28 | Mason County | 36.81 |
| 29 | Morgan County | 36.23 |
| 30 | Greene County | 36.10 |
| 31 | Macon County | 35.78 |
| 32 | Clay County | 35.40 |
| 33 | Bond County | 35.35 |
| 34 | Edgar County | 35.34 |
| 35 | Jefferson County | 35.32 |
| 36 | Iroquois County | 35.26 |
| 37 | Winnebago County | 35.16 |
| 38 | Peoria County | 35.11 |
| 39 | Montgomery County | 34.99 |
| 40 | Hancock County | 34.73 |
| 41 | Edwards County | 34.71 |
| 42 | Rock Island County | 34.56 |
| 43 | Carroll County | 34.45 |
| 44 | Crawford County | 34.41 |
| 45 | Macoupin County | 34.35 |
| 46 | Livingston County | 34.33 |
| 47 | Richland County | 34.09 |
| 48 | Massac County | 34.07 |
| 49 | Randolph County | 33.99 |
| 50 | Hamilton County | 33.82 |
| 51 | De Witt County | 33.52 |
| 52 | Marshall County | 33.40 |
| 53 | Johnson County | 33.32 |
| 54 | St. Clair County | 33.22 |
| 55 | Whiteside County | 32.92 |
| 56 | Kankakee County | 32.72 |
| 57 | Adams County | 32.66 |
| 57 | Bureau County | 32.66 |
| 58 | DeKalb County | 32.46 |
| 59 | LaSalle County | 32.13 |
| 60 | Warren County | 32.03 |
| 61 | Douglas County | 31.92 |
| 62 | Henry County | 31.90 |
| 63 | Cass County | 31.87 |
| 64 | McLean County | 31.68 |
| 65 | Brown County | 31.53 |
| 66 | Henderson County | 31.42 |
| 66 | Logan County | 31.42 |
| 67 | Sangamon County | 31.37 |
| 68 | Jo Daviess County | 31.31 |
| 69 | Jasper County | 31.27 |
| 69 | Mercer County | 31.27 |
| 70 | Schuyler County | 30.91 |
| 71 | Lee County | 30.76 |
| 72 | Scott County | 30.26 |
| 73 | Clark County | 29.77 |
| 74 | Madison County | 29.76 |
| 75 | Shelby County | 29.43 |
| 76 | Cook County | 29.33 |
| 77 | Cumberland County | 29.21 |
| 78 | Effingham County | 29.01 |
| 79 | Washington County | 29.00 |
| 80 | Ogle County | 28.82 |
| 81 | Putnam County | 28.81 |
| 82 | Jersey County | 27.67 |
| 83 | Moultrie County | 27.15 |
| 84 | Boone County | 26.78 |
| 85 | Tazewell County | 26.59 |
| 86 | Calhoun County | 26.10 |
| 87 | Clinton County | 24.95 |
| 88 | Woodford County | 24.16 |
| 89 | Piatt County | 23.14 |
| 90 | Menard County | 22.41 |
| 91 | Grundy County | 20.99 |
| 92 | Kane County | 19.95 |
| 93 | Lake County | 19.77 |
| 94 | Monroe County | 18.24 |
| 95 | McHenry County | 17.51 |
| 96 | Will County | 17.49 |
| 97 | DuPage County | 16.74 |
| 98 | Kendall County | 10.63 |