| Index | Williams Bay | Wisconsin | National |
| Income per capita | $41,217 | $29,253 | $29,829 |
| Median household income | $59,306 | $54,610 | $55,322 |
| Median income owner occupied | $69,688 | $69,544 | $70,586 |
| Median income renter occupied | $44,900 | $31,736 | $35,192 |
| Median earnings male | $54,479 | $37,342 | $36,919 |
| Median earnings female | $27,727 | $25,818 | $26,250 |
| Unemployment rate | 2.4% | 3.7% | 4.7% |
| Poverty level | 2.7% | 12.7% | 15.1% |
| Labour Type | Male | Female |
| Construction industry | 16.5% | 16.5% |
| Manufacturing sector | 24.8% | 24.8% |
| Financial & insurance services | 3.9% | 3.9% |
| Wholesale & retail services | 10.6% | 10.6% |
| Public administration | 3.1% | 3.1% |
| Transportation, warehousing & utilities | 3.6% | 3.6% |
| Education, health & social services | 19.9% | 19.9% |
| Other | 17.2% | 17.2% |
| City | Population | Household Income | National Avg. |
| Ringwood, IL | 735 | $124,500 | 125.0% |
| Greenwood, IL | 352 | $99,167 | 79.3% |
| Fontana-on-Geneva Lake, WI | 1,518 | $88,036 | 59.1% |
| Powers Lake, WI | 1,433 | $87,292 | 57.8% |
| Lauderdale Lakes, WI | 1,437 | $86,715 | 56.7% |
| Williams Bay, WI | 2,607 | $59,306 | 7.2% |
| City | Population | Household Income | National Avg. |
| Summerset, SD | 2,607 | $90,455 | 63.5% |
| Vergennes, VT | 2,607 | $63,859 | 15.4% |
| South Oroville, CA | 2,606 | $50,655 | 8.4% |
| Lincoln, ME | 2,606 | $24,921 | 55.0% |
| Saint-Gabriel-de-Brandon, QC | 2,606 | n/a | |
| Williams Bay, WI | 2,607 | $59,306 | 7.2% |
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