| Index | Jefferson | South Dakota | National |
| Income per capita | $45,746 | $41,166 | $44,883 |
| Median household income | $83,367 | $77,914 | $81,333 |
| Median income owner occupied | $92,090 | $100,475 | $106,172 |
| Median income renter occupied | $25,122 | $45,187 | $52,080 |
| Median earnings male | $79,389 | $52,540 | $54,343 |
| Median earnings female | $41,165 | $36,073 | $38,439 |
| Unemployment rate | 8.9% | 2.9% | 4.9% |
| Poverty level | 12.1% | 14.0% | 15.1% |


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| Labour Type | Male | Female |
| Construction industry | 11.3% | 11.3% |
| Manufacturing sector | 32.1% | 32.1% |
| Financial & insurance services | 3.1% | 3.1% |
| Wholesale & retail services | 10.7% | 10.7% |
| Public administration | 1.3% | 1.3% |
| Transportation, warehousing & utilities | 3.1% | 3.1% |
| Education, health & social services | 2.5% | 2.5% |
| Other | 32.7% | 32.7% |
| City | Population | Household Income | National Avg. |
| Dakota Dunes, SD | 3,304 | $153,791 | 89.1% |
| Sergeant Bluff, IA | 5,066 | $140,191 | 72.4% |
| Hinton, IA | 837 | $126,687 | 55.8% |
| Dakota City, NE | 2,297 | $111,302 | 36.8% |
| Jackson, NE | 217 | $100,960 | 24.1% |
| Jefferson, SD | 692 | $83,367 | 2.5% |
| City | Population | Household Income | National Avg. |
| Lenox, GA | 692 | $34,032 | 58.2% |
| Rose City, MI | 692 | $39,598 | 51.3% |
| Brandon, MN | 692 | $68,028 | 16.4% |
| Clear Lake, MN | 692 | $138,406 | 70.2% |
| Bevier, MO | 692 | $60,820 | 25.2% |
| Jefferson, SD | 692 | $83,367 | 2.5% |