# Counties in Illinois by population speaking a language other than English at home, 2024

All 102 values come from U.S. Census Bureau for 2024, so the places are comparable.

- Indicator id: `language_other_than_english_share`
- Unit: %
- Definition: People aged 5 and over who speak a language other than English at home, as a percentage of all people aged 5 and over. United States: American Community Survey five-year estimate, where the period shown is the last year of the five-year span.
- Source: U.S. Census Bureau, American Community Survey 5-year estimates, table C16001: people aged 5 and over who speak a language other than English at home, as a percentage of the population aged 5 and over, calculated with stored inputs (https://www2.census.gov/programs-surveys/acs/summary_file/2024/table-based-SF/data/5YRData/acsdt5y2024-c16001.dat)
- Retrieved: 2026-10-12
- Citation: U.S. Census Bureau. American Community Survey 5-year estimates, table C16001: people aged 5 and over who speak a language other than English at home, as a percentage of the population aged 5 and over, calculated with stored inputs. https://www2.census.gov/programs-surveys/acs/summary_file/2024/table-based-SF/data/5YRData/acsdt5y2024-c16001.dat. Retrieved 2026-10-12.
- Web page: https://invokely.ai/rankings/language-other-than-english-at-home/illinois-counties

| Rank | Place | % |
|---:|---|---:|
| 1 | Cook County | 35.8 |
| 2 | Kane County | 31.8 |
| 3 | Lake County | 31.4 |
| 4 | DuPage County | 29.6 |
| 5 | Will County | 22.4 |
| 6 | Cass County | 22.1 |
| 7 | Kendall County | 21.8 |
| 8 | Boone County | 20.6 |
| 9 | Douglas County | 19.9 |
| 10 | Champaign County | 19 |
| 11 | McHenry County | 16.1 |
| 12 | Winnebago County | 15.2 |
| 13 | Rock Island County | 13.8 |
| 14 | DeKalb County | 12 |
| 15 | Warren County | 12 |
| 16 | Kankakee County | 10.9 |
| 16 | Moultrie County | 10.9 |
| 18 | Jackson County | 9.8 |
| 19 | McLean County | 9.7 |
| 20 | Peoria County | 8.9 |
| 21 | Ogle County | 8.6 |
| 22 | Grundy County | 8.5 |
| 23 | LaSalle County | 7.9 |
| 24 | Bureau County | 7.3 |
| 25 | Whiteside County | 7.2 |
| 26 | Brown County | 7 |
| 27 | Wayne County | 6.8 |
| 28 | Iroquois County | 6 |
| 29 | Carroll County | 6 |
| 30 | Union County | 5.6 |
| 31 | Knox County | 5.2 |
| 32 | Coles County | 5.1 |
| 33 | St. Clair County | 5 |
| 34 | Sangamon County | 4.8 |
| 35 | McDonough County | 4.8 |
| 36 | Lee County | 4.6 |
| 37 | Fayette County | 4.5 |
| 38 | Henry County | 4.5 |
| 39 | Clinton County | 4.2 |
| 40 | Ford County | 4.2 |
| 41 | Macon County | 4.1 |
| 42 | Livingston County | 4 |
| 43 | Vermilion County | 3.9 |
| 44 | Putnam County | 3.8 |
| 45 | Stephenson County | 3.8 |
| 46 | Madison County | 3.6 |
| 47 | Jefferson County | 3.6 |
| 48 | Stark County | 3.5 |
| 49 | Williamson County | 3.3 |
| 50 | Effingham County | 3.2 |
| 51 | Randolph County | 3.1 |
| 51 | Schuyler County | 3.1 |
| 53 | Wabash County | 3.1 |
| 54 | Lawrence County | 3 |
| 55 | Logan County | 3 |
| 56 | Pope County | 3 |
| 57 | Marshall County | 2.9 |
| 58 | Richland County | 2.9 |
| 59 | Crawford County | 2.8 |
| 59 | Mercer County | 2.8 |
| 61 | De Witt County | 2.8 |
| 62 | Hancock County | 2.7 |
| 63 | Franklin County | 2.7 |
| 64 | Jo Daviess County | 2.6 |
| 65 | Perry County | 2.6 |
| 66 | Christian County | 2.5 |
| 67 | Massac County | 2.5 |
| 68 | Montgomery County | 2.5 |
| 69 | Marion County | 2.5 |
| 70 | Fulton County | 2.5 |
| 71 | Morgan County | 2.4 |
| 71 | Piatt County | 2.4 |
| 73 | Tazewell County | 2.4 |
| 74 | Adams County | 2.4 |
| 75 | Bond County | 2.3 |
| 75 | Johnson County | 2.3 |
| 77 | Woodford County | 2.2 |
| 78 | Mason County | 2.2 |
| 79 | Pike County | 2.2 |
| 80 | Scott County | 2.2 |
| 81 | Clark County | 2.2 |
| 82 | Gallatin County | 2.1 |
| 82 | Monroe County | 2.1 |
| 84 | Edwards County | 2.1 |
| 85 | Edgar County | 2.1 |
| 86 | Washington County | 2 |
| 87 | Saline County | 2 |
| 88 | Hamilton County | 2 |
| 89 | Jasper County | 1.9 |
| 90 | Shelby County | 1.9 |
| 91 | Jersey County | 1.8 |
| 92 | White County | 1.6 |
| 93 | Greene County | 1.4 |
| 94 | Menard County | 1.4 |
| 95 | Macoupin County | 1.4 |
| 96 | Clay County | 1.2 |
| 97 | Henderson County | 1.1 |
| 98 | Pulaski County | 0.8 |
| 99 | Cumberland County | 0.7 |
| 100 | Calhoun County | 0.4 |
| 101 | Alexander County | 0.3 |
| 102 | Hardin County | 0.3 |