| Index | Wonder Lake | Illinois | National |
| Income per capita | $37,233 | $31,502 | $29,829 |
| Median household income | $83,958 | $59,196 | $55,322 |
| Median income owner occupied | $93,006 | $75,354 | $70,586 |
| Median income renter occupied | $0 | $34,488 | $35,192 |
| Median earnings male | $73,738 | $40,474 | $36,919 |
| Median earnings female | $40,768 | $27,197 | $26,250 |
| Unemployment rate | 3.7% | 5.3% | 4.7% |
| Poverty level | 5.2% | 14.0% | 15.1% |


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| Labour Type | Male | Female |
| Construction industry | 10.7% | 10.7% |
| Manufacturing sector | 46.2% | 46.2% |
| Financial & insurance services | 4.7% | 4.7% |
| Wholesale & retail services | 0.8% | 0.8% |
| Public administration | 4.5% | 4.5% |
| Transportation, warehousing & utilities | 17.8% | 17.8% |
| Education, health & social services | 3.8% | 3.8% |
| Other | 10.4% | 10.4% |
| City | Population | Household Income | National Avg. |
| Hawthorn Woods, IL | 8,313 | $206,875 | 273.9% |
| North Barrington, IL | 2,789 | $197,188 | 256.4% |
| Trout Valley, IL | 509 | $190,231 | 243.9% |
| Deer Park, IL | 4,005 | $161,422 | 191.8% |
| Lakewood, IL | 4,013 | $149,583 | 170.4% |
| Wonder Lake, IL | 3,955 | $83,958 | 51.8% |
| City | Population | Household Income | National Avg. |
| Mills, WY | 3,955 | $46,431 | 16.1% |
| Ashland, MO | 3,956 | $78,085 | 41.1% |
| Weaverville, NC | 3,956 | $71,806 | 29.8% |
| Lake San Marcos, CA | 3,957 | $76,958 | 39.1% |
| Southgate, KY | 3,957 | $60,167 | 8.8% |
| Wonder Lake, IL | 3,955 | $83,958 | 51.8% |