| Index | Williams Bay | Wisconsin | National |
| Income per capita | $61,087 | $43,754 | $44,883 |
| Median household income | $87,759 | $81,774 | $81,333 |
| Median income owner occupied | $102,130 | $103,160 | $106,172 |
| Median income renter occupied | $66,673 | $47,125 | $52,080 |
| Median earnings male | $79,495 | $54,326 | $54,343 |
| Median earnings female | $40,682 | $38,113 | $38,439 |
| Unemployment rate | 2.5% | 3.9% | 4.9% |
| 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 | 762 | $187,806 | 130.9% |
| Greenwood, IL | 364 | $145,668 | 79.1% |
| Fontana-on-Geneva Lake, WI | 1,552 | $132,923 | 63.4% |
| Lauderdale Lakes, WI | 1,467 | $131,796 | 62.0% |
| Powers Lake, WI | 1,480 | $128,405 | 57.9% |
| Williams Bay, WI | 2,709 | $87,759 | 7.9% |
| City | Population | Household Income | National Avg. |
| Chappaqua, NY | 2,709 | $221,159 | 171.9% |
| Midland, PA | 2,708 | $72,614 | 10.7% |
| Green Island, NY | 2,707 | $75,157 | 7.6% |
| Iona, ID | 2,711 | $113,504 | 39.6% |
| Waverly, VA | 2,711 | $87,996 | 8.2% |
| Williams Bay, WI | 2,709 | $87,759 | 7.9% |