Illinois locations by per capita income Illinois counties ranked by per capita income Illinois counties ranked by per capita income

| County | Per_capita_income | Median_household_income | Median_family_income | Population | Number_of_households |
|---|---|---|---|---|---|
| Lake | $38,120 | $78,948 | $91,693 | 703462 | 241712 |
| DuPage | $37,849 | $76,581 | $92,423 | 916924 | 337132 |
| McHenry | $31,838 | $76,482 | $86,698 | 308760 | 109199 |
| Monroe | $31,091 | $68,253 | $80,832 | 32957 | 12589 |
| Kendall | $30,565 | $79,897 | $87,309 | 114736 | 38022 |
| Will | $29,811 | $75,906 | $85,488 | 677560 | 225256 |
| Kane | $29,480 | $67,767 | $77,998 | 515269 | 170479 |
| Woodford | $29,475 | $65,890 | $75,601 | 38664 | 14276 |
| Cook | $29,335 | $53,942 | $65,039 | 5194675 | 1966356 |
| Illinois | $28,782 | $55,735 | $68,236 | 12830632 | 4836972 |
| Sangamon | $28,394 | $52,232 | $66,917 | 197465 | 82986 |
| McLean | $28,167 | $57,642 | $77,093 | 169572 | 65104 |
| Peoria | $28,157 | $49,747 | $63,163 | 186494 | 75793 |
| Grundy | $27,895 | $64,297 | $75,000 | 50063 | 18546 |
| Scott | $27,530 | $49,462 | $64,412 | 5355 | 2214 |
| United States | $27,334 | $51,914 | $62,982 | 308745538 | 116716292 |