| Index | Oconomowoc Lake | Wisconsin | National |
| Income per capita | $172,072 | $43,754 | $44,883 |
| Median household income | $358,918 | $81,774 | $81,333 |
| Median income owner occupied | $369,276 | $103,160 | $106,172 |
| Median income renter occupied | $0 | $47,125 | $52,080 |
| Median earnings male | $186,931 | $54,326 | $54,343 |
| Median earnings female | $0 | $38,113 | $38,439 |
| Unemployment rate | 3.3% | 3.9% | 4.9% |
| Poverty level | 0.0% | 12.7% | 15.1% |

| Labour Type | Male | Female |
| Construction industry | 3.6% | 3.6% |
| Manufacturing sector | 17.9% | 17.9% |
| Financial & insurance services | 9.2% | 9.2% |
| Wholesale & retail services | 23.1% | 23.1% |
| Public administration | 1.0% | 1.0% |
| Transportation, warehousing & utilities | 4.1% | 4.1% |
| Education, health & social services | 10.8% | 10.8% |
| Other | 28.7% | 28.7% |
| City | Population | Household Income | National Avg. |
| Lac La Belle, WI | 254 | $261,887 | 222.0% |
| Merton, WI | 3,864 | $206,098 | 153.4% |
| Chenequa, WI | 601 | $204,958 | 152.0% |
| North Prairie, WI | 2,635 | $175,726 | 116.1% |
| Richfield, WI | 12,159 | $171,342 | 110.7% |
| Oconomowoc Lake, WI | 637 | $358,918 | 341.3% |
| City | Population | Household Income | National Avg. |
| Pimaco Two, AZ | 637 | $49,159 | 39.6% |
| Mermentau, LA | 637 | $57,885 | 28.8% |
| Lidgerwood, ND | 637 | $65,677 | 19.2% |
| Harrisville, NY | 637 | $61,361 | 24.6% |
| Sharon Springs, NY | 637 | $69,717 | 14.3% |
| Oconomowoc Lake, WI | 637 | $358,918 | 341.3% |