| Index | Spring Grove | Illinois | National |
| Income per capita | $76,114 | $47,397 | $44,883 |
| Median household income | $190,360 | $88,967 | $81,333 |
| Median income owner occupied | $194,675 | $111,557 | $106,172 |
| Median income renter occupied | $132,610 | $52,117 | $52,080 |
| Median earnings male | $90,502 | $60,185 | $54,343 |
| Median earnings female | $71,993 | $40,368 | $38,439 |
| Unemployment rate | 7.3% | 6.6% | 4.9% |
| Poverty level | 1.1% | 14.0% | 15.1% |


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| Labour Type | Male | Female |
| Construction industry | 13.8% | 13.8% |
| Manufacturing sector | 9.5% | 9.5% |
| Financial & insurance services | 2.1% | 2.1% |
| Wholesale & retail services | 25.1% | 25.1% |
| Public administration | 6.5% | 6.5% |
| Transportation, warehousing & utilities | 8.5% | 8.5% |
| Education, health & social services | 10.7% | 10.7% |
| Other | 24.0% | 24.0% |
| City | Population | Household Income | National Avg. |
| Hawthorn Woods, IL | 8,495 | $305,140 | 275.2% |
| Libertyville, IL | 20,905 | $226,599 | 178.6% |
| Port Barrington, IL | 1,804 | $211,106 | 159.6% |
| Third Lake, IL | 1,192 | $204,409 | 151.3% |
| Ringwood, IL | 762 | $187,806 | 130.9% |
| Spring Grove, IL | 5,867 | $190,360 | 134.1% |
| City | Population | Household Income | National Avg. |
| Petoskey, MI | 5,865 | $85,592 | 5.2% |
| Oceanport, NJ | 5,865 | $158,275 | 94.6% |
| Marion, VA | 5,865 | $43,613 | 46.4% |
| Gardiner, ME | 5,863 | $77,025 | 5.3% |
| Dowagiac, MI | 5,871 | $60,113 | 26.1% |
| Spring Grove, IL | 5,867 | $190,360 | 134.1% |