| Index | Round Lake Heights | Illinois | National |
| Income per capita | $37,616 | $47,397 | $44,883 |
| Median household income | $111,418 | $88,967 | $81,333 |
| Median income owner occupied | $123,065 | $111,557 | $106,172 |
| Median income renter occupied | $87,530 | $52,117 | $52,080 |
| Median earnings male | $55,669 | $60,185 | $54,343 |
| Median earnings female | $42,099 | $40,368 | $38,439 |
| Unemployment rate | 5.0% | 6.6% | 4.9% |
| Poverty level | 8.4% | 14.0% | 15.1% |


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| 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 | 3,636 | $342,690 | 321.3% |
| Kildeer, IL | 4,158 | $320,299 | 293.8% |
| Long Grove, IL | 8,145 | $313,087 | 284.9% |
| Hawthorn Woods, IL | 8,495 | $305,140 | 275.2% |
| North Barrington, IL | 2,886 | $292,563 | 259.7% |
| Round Lake Heights, IL | 3,083 | $111,418 | 37.0% |
| City | Population | Household Income | National Avg. |
| Hahira, GA | 3,083 | $84,877 | 4.4% |
| Park Hills, KY | 3,083 | $92,735 | 14.0% |
| Eatonville, WA | 3,082 | $115,568 | 42.1% |
| Granite Quarry, NC | 3,084 | $69,507 | 14.5% |
| Richville, OH | 3,084 | $93,376 | 14.8% |
| Round Lake Heights, IL | 3,083 | $111,418 | 37.0% |