| Index | Round Lake Heights | Illinois | National |
| Income per capita | $24,854 | $31,502 | $29,829 |
| Median household income | $74,286 | $59,196 | $55,322 |
| Median income owner occupied | $83,056 | $75,354 | $70,586 |
| Median income renter occupied | $59,500 | $34,488 | $35,192 |
| Median earnings male | $38,150 | $40,474 | $36,919 |
| Median earnings female | $28,938 | $27,197 | $26,250 |
| Unemployment rate | 4.8% | 5.3% | 4.7% |
| Poverty level | 8.4% | 14.0% | 15.1% |
| Labour Type | Male | Female |
| Construction industry | 6.9% | 6.9% |
| Manufacturing sector | 23.5% | 23.5% |
| Financial & insurance services | 1.0% | 1.0% |
| Wholesale & retail services | 19.9% | 19.9% |
| Public administration | 1.9% | 1.9% |
| Transportation, warehousing & utilities | 6.8% | 6.8% |
| Education, health & social services | 10.6% | 10.6% |
| Other | 27.9% | 27.9% |
| City | Population | Household Income | National Avg. |
| Riverwoods, IL | 3,536 | $231,477 | 318.4% |
| Kildeer, IL | 4,007 | $212,500 | 284.1% |
| Long Grove, IL | 7,907 | $207,188 | 274.5% |
| Hawthorn Woods, IL | 8,313 | $206,875 | 273.9% |
| North Barrington, IL | 2,789 | $197,188 | 256.4% |
| Round Lake Heights, IL | 3,009 | $74,286 | 34.3% |
| City | Population | Household Income | National Avg. |
| Royston, GA | 3,009 | $25,640 | 53.7% |
| Moundville, AL | 3,008 | $53,397 | 3.5% |
| Afton, MN | 3,008 | $109,387 | 97.7% |
| Montgomery, MN | 3,008 | $56,042 | 1.3% |
| Gloverville, SC | 3,008 | $42,444 | 23.3% |
| Round Lake Heights, IL | 3,009 | $74,286 | 34.3% |
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