Comparison to Surrounding Areas
The median household income ($75,446) for 61031 is less than the median household income for 61006 ($75,938), 61061 ($87,829), 61378 ($85,350), and Ogle County ($82,132). But it's more than 61021 ($69,127), 61057 ($-1), 61310 ($69,756), Lee County ($70,292), and Franklin Grove village ($58,618).
| 61031 | $75,446 |
| Franklin Grove village | $58,618 |
| Lee County | $70,292 |
| Ogle County | $82,132 |
Get Median Household Income for all Zip Codes in Illinois.
The average household income ($86,138) for 61031 is less than the average household income for 61006 ($93,736), 61021 ($90,180), 61061 ($106,007), 61378 ($109,499), Lee County ($90,634), and Ogle County ($98,173). But it's more than 61057 ($-1), 61310 ($85,085), and Franklin Grove village ($80,413).
| 61031 | $86,138 |
| Franklin Grove village | $80,413 |
| Lee County | $90,634 |
| Ogle County | $98,173 |
Get Average Household Income for all Zip Codes in Illinois.
The per-capita income for 61031 is $35,828. The per capita income ($35,828) for 61031 is less than the per capita income for 61006 ($38,883), 61061 ($47,084), 61310 ($37,248), 61378 ($39,412), Lee County ($35,945), and Ogle County ($40,038). But it's more than 61021 ($35,761), 61057 ($8,583), and Franklin Grove village ($32,262).
| 61031 | $35,828 |
| Franklin Grove village | $32,262 |
| Lee County | $35,945 |
| Ogle County | $40,038 |
Get Per-Capita Income for all Zip Codes in Illinois.
4.4% of households make over $200,000 a year. The percent high income households (4.4%) for 61031 is less than the percent high income households for 61021 (7.5%), 61061 (11.4%), 61310 (5.1%), 61378 (17.7%), Ogle County (8.3%), Lee County (7.1%), and Franklin Grove village (7.0%). But it's more than 61006 (1.7%) and 61057 (0.0%).
| 61031 | 4.4% |
| Franklin Grove village | 7.0% |
| Lee County | 7.1% |
| Ogle County | 8.3% |
Get High Income Households for all Zip Codes in Illinois.
| under 25 years | 25 to 44 years | 45 to 64 years | 65 years and over | |
|---|---|---|---|---|
| 61031 | $-1 | $101,625 | $78,125 | $53,558 |
| Franklin Grove village | $-1 | $105,714 | $64,167 | $46,250 |
| Lee County | $63,317 | $76,444 | $86,684 | $54,111 |
| Ogle County | $53,139 | $96,854 | $90,146 | $58,226 |
Get Median Household Income by Age of Householder for all Zip Codes in Illinois.
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All income statistics above are the most current, comparable income statistics available from the US Census Bureau and are from the American Community Survey 2024 5-year estimates. You can find this information and other demographics for 61031 on the US Census Bureau’s website. These values are in 2024 inflation-adjusted dollars and were downloaded on 29 January 2026.
Margins of error for the income data are:
| Median Household Income | Average Household Income | Per Capita Income | High Income Households | Median Household Income by Age of Householder | ||||
|---|---|---|---|---|---|---|---|---|
| under 25 | 25 to 44 | 45 to 64 | 65+ | |||||
| 61031 | +/-$18,500 | +/-$12,669 | +/-$5,228 | +/-2.7% | +/-$-1 | +/-$10,461 | +/-$49,169 | +/-$13,101 |
| Franklin Grove village | +/-$7,775 | +/-$13,142 | +/-$4,944 | +/-4.0% | +/-$-1 | +/-$21,178 | +/-$27,023 | +/-$9,613 |
| Lee County | +/-$2,918 | +/-$4,961 | +/-$1,814 | +/-1.3% | +/-$22,957 | +/-$5,341 | +/-$6,350 | +/-$3,654 |
| Ogle County | +/-$3,131 | +/-$3,890 | +/-$1,540 | +/-1.1% | +/-$15,089 | +/-$9,193 | +/-$4,290 | +/-$5,634 |