| Index | Clear Lake | South Dakota | National |
| Income per capita | $42,153 | $41,166 | $44,883 |
| Median household income | $91,107 | $77,914 | $81,333 |
| Median income owner occupied | $104,826 | $100,475 | $106,172 |
| Median income renter occupied | $75,536 | $45,187 | $52,080 |
| Median earnings male | $56,873 | $52,540 | $54,343 |
| Median earnings female | $40,764 | $36,073 | $38,439 |
| Unemployment rate | 0.3% | 2.9% | 4.9% |
| Poverty level | 5.8% | 14.0% | 15.1% |


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| Labour Type | Male | Female |
| Construction industry | 8.2% | 8.2% |
| Manufacturing sector | 25.1% | 25.1% |
| Financial & insurance services | 1.6% | 1.6% |
| Wholesale & retail services | 18.5% | 18.5% |
| Public administration | 3.1% | 3.1% |
| Transportation, warehousing & utilities | 3.1% | 3.1% |
| Education, health & social services | 9.9% | 9.9% |
| Other | 26.8% | 26.8% |
| City | Population | Household Income | National Avg. |
| Estelline, SD | 888 | $88,119 | 8.3% |
| Astoria, SD | 197 | $86,618 | 6.5% |
| Brandt, SD | 97 | $83,689 | 2.9% |
| Goodwin, SD | 104 | $78,915 | 3.0% |
| Altamont, SD | 32 | $77,422 | 4.8% |
| Clear Lake, SD | 1,541 | $91,107 | 12.0% |
| City | Population | Household Income | National Avg. |
| Lone Pine, CA | 1,542 | $50,777 | 37.6% |
| Wauregan, CT | 1,540 | $122,838 | 51.0% |
| Markle, IN | 1,540 | $78,916 | 3.0% |
| Ocean Gate, NJ | 1,540 | $81,978 | 0.8% |
| Constantia, NY | 1,540 | $114,146 | 40.3% |
| Clear Lake, SD | 1,541 | $91,107 | 12.0% |