| Index | Lake Catherine | Illinois | National |
| Income per capita | $58,853 | $47,397 | $44,883 |
| Median household income | $115,220 | $88,967 | $81,333 |
| Median income owner occupied | $129,548 | $111,557 | $106,172 |
| Median income renter occupied | $93,032 | $52,117 | $52,080 |
| Median earnings male | $58,941 | $60,185 | $54,343 |
| Median earnings female | $39,327 | $40,368 | $38,439 |
| Unemployment rate | 4.7% | 6.6% | 4.9% |
| Poverty level | 2.2% | 14.0% | 15.1% |


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| Labour Type | Male | Female |
| Construction industry | 24.7% | 24.7% |
| Manufacturing sector | 9.8% | 9.8% |
| Financial & insurance services | 0.0% | 0.0% |
| Wholesale & retail services | 4.4% | 4.4% |
| Public administration | 4.4% | 4.4% |
| Transportation, warehousing & utilities | 12.0% | 12.0% |
| Education, health & social services | 3.6% | 3.6% |
| Other | 41.1% | 41.1% |
| City | Population | Household Income | National Avg. |
| Lake Bluff, IL | 5,703 | $263,624 | 224.1% |
| Libertyville, IL | 20,905 | $226,599 | 178.6% |
| Third Lake, IL | 1,192 | $204,409 | 151.3% |
| Spring Grove, IL | 5,867 | $190,360 | 134.1% |
| Knollwood, IL | 1,738 | $188,266 | 131.5% |
| Lake Catherine, IL | 1,321 | $115,220 | 41.7% |
| City | Population | Household Income | National Avg. |
| Walnut Grove, CA | 1,321 | $112,023 | 37.7% |
| Lyles, TN | 1,321 | $70,648 | 13.1% |
| Cerro Gordo, IL | 1,322 | $85,378 | 5.0% |
| Tower Lakes, IL | 1,320 | $210,924 | 159.3% |
| Cayuga, IN | 1,320 | $64,712 | 20.4% |
| Lake Catherine, IL | 1,321 | $115,220 | 41.7% |