| Index | Willowbrook | Illinois | National |
| Income per capita | $54,805 | $31,502 | $29,829 |
| Median household income | $86,364 | $59,196 | $55,322 |
| Median income owner occupied | $87,412 | $75,354 | $70,586 |
| Median income renter occupied | $79,200 | $34,488 | $35,192 |
| Median earnings male | $65,228 | $40,474 | $36,919 |
| Median earnings female | $44,190 | $27,197 | $26,250 |
| Unemployment rate | 2.0% | 5.3% | 4.7% |
| Poverty level | 5.4% | 14.0% | 15.1% |
| Labour Type | Male | Female |
| Construction industry | 10.0% | 10.0% |
| Manufacturing sector | 13.5% | 13.5% |
| Financial & insurance services | 5.3% | 5.3% |
| Wholesale & retail services | 13.0% | 13.0% |
| Public administration | 3.5% | 3.5% |
| Transportation, warehousing & utilities | 7.1% | 7.1% |
| Education, health & social services | 14.3% | 14.3% |
| Other | 32.1% | 32.1% |
| City | Population | Household Income | National Avg. |
| Hinsdale, IL | 17,366 | $206,701 | 273.6% |
| Western Springs, IL | 13,247 | $184,412 | 233.3% |
| Burr Ridge, IL | 10,761 | $151,900 | 174.6% |
| Oak Brook, IL | 8,085 | $140,743 | 154.4% |
| Naperville, IL | 147,734 | $127,648 | 130.7% |
| Willowbrook, IL | 8,610 | $86,364 | 56.1% |
| City | Population | Household Income | National Avg. |
| Perryton, TX | 8,609 | $50,148 | 9.4% |
| Pleasant Hill, MO | 8,611 | $72,630 | 31.3% |
| Nantucket, MA | 8,606 | $107,868 | 95.0% |
| Paris, IL | 8,616 | $42,446 | 23.3% |
| Stuttgart, AR | 8,617 | $49,736 | 10.1% |
| Willowbrook, IL | 8,610 | $86,364 | 56.1% |
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