| Index | Hartford | South Dakota | National |
| Income per capita | $51,635 | $41,166 | $44,883 |
| Median household income | $120,549 | $77,914 | $81,333 |
| Median income owner occupied | $136,314 | $100,475 | $106,172 |
| Median income renter occupied | $63,290 | $45,187 | $52,080 |
| Median earnings male | $77,652 | $52,540 | $54,343 |
| Median earnings female | $50,758 | $36,073 | $38,439 |
| Unemployment rate | 1.9% | 2.9% | 4.9% |
| Poverty level | 3.4% | 14.0% | 15.1% |

| Labour Type | Male | Female |
| Construction industry | 22.3% | 22.3% |
| Manufacturing sector | 9.3% | 9.3% |
| Financial & insurance services | 10.3% | 10.3% |
| Wholesale & retail services | 11.8% | 11.8% |
| Public administration | 5.4% | 5.4% |
| Transportation, warehousing & utilities | 13.2% | 13.2% |
| Education, health & social services | 9.7% | 9.7% |
| Other | 15.1% | 15.1% |
| City | Population | Household Income | National Avg. |
| Crooks, SD | 1,458 | $151,266 | 86.0% |
| Tea, SD | 5,910 | $133,286 | 63.9% |
| Renner Corner, SD | 394 | $132,346 | 62.7% |
| Baltic, SD | 1,198 | $118,374 | 45.5% |
| Harrisburg, SD | 6,669 | $116,509 | 43.2% |
| Hartford, SD | 3,408 | $120,549 | 48.2% |
| City | Population | Household Income | National Avg. |
| Winnsboro, TX | 3,408 | $73,485 | 9.6% |
| Old Mystic, CT | 3,409 | $133,041 | 63.6% |
| Long Prairie, MN | 3,409 | $70,990 | 12.7% |
| Cottondale, AL | 3,406 | $83,520 | 2.7% |
| Auberry, CA | 3,406 | $99,124 | 21.9% |
| Hartford, SD | 3,408 | $120,549 | 48.2% |