| Index | Lake Summerset | Illinois | National |
| Income per capita | $40,447 | $31,502 | $29,829 |
| Median household income | $91,538 | $59,196 | $55,322 |
| Median income owner occupied | $93,125 | $75,354 | $70,586 |
| Median income renter occupied | $0 | $34,488 | $35,192 |
| Median earnings male | $69,722 | $40,474 | $36,919 |
| Median earnings female | $27,153 | $27,197 | $26,250 |
| Unemployment rate | 5.9% | 5.3% | 4.7% |
| Poverty level | 5.3% | 14.0% | 15.1% |
| Labour Type | Male | Female |
| Construction industry | 15.0% | 15.0% |
| Manufacturing sector | 32.7% | 32.7% |
| Financial & insurance services | 13.7% | 13.7% |
| Wholesale & retail services | 8.7% | 8.7% |
| Public administration | 4.6% | 4.6% |
| Transportation, warehousing & utilities | 8.3% | 8.3% |
| Education, health & social services | 8.1% | 8.1% |
| Other | 8.9% | 8.9% |
| City | Population | Household Income | National Avg. |
| Winnebago, IL | 3,539 | $83,611 | 51.1% |
| Orfordville, WI | 1,450 | $73,542 | 32.9% |
| Dakota, IL | 721 | $63,750 | 15.2% |
| Pecatonica, IL | 1,957 | $62,250 | 12.5% |
| Footville, WI | 1,018 | $62,206 | 12.4% |
| Lake Summerset, IL | 1,958 | $91,538 | 65.5% |
| City | Population | Household Income | National Avg. |
| Elberta, AL | 1,958 | $47,473 | 14.2% |
| Gaylord, MN | 1,958 | $48,654 | 12.1% |
| Shamrock, TX | 1,958 | $42,250 | 23.6% |
| South Creek, WA | 1,958 | $61,441 | 11.1% |
| Pecatonica, IL | 1,957 | $62,250 | 12.5% |
| Lake Summerset, IL | 1,958 | $91,538 | 65.5% |
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