| Index | North Sioux City | South Dakota | National |
| Cost of living | 97 | 92 | 100 |
| Groceries | 96 | 99 | 100 |
| Health care | 98 | 97 | 100 |
| Housing | 99 | 77 | 100 |
| Transportation | 98 | 96 | 100 |
| Utilities | 91 | 103 | 100 |
| Lifestyle & Entertainment | 92 | 94 | 100 |
| Household Items | 96 | 96 | 100 |
| Education & Childcare | 96 | 98 | 100 |

| Cost of living index | |
| Groceries index | |
| Health care index | |
| Housing index | |
| Transportation index | |
| Utilities index | |
| Lifestyle index | |
| Household index | |
| Educare index |
| Median Income | Per Year | Per Month | Max Budget (28% DTI) | Max Budget (36% DTI) |
| Owners | $138,330 | $11,528 | $3,227 | $4,150 |
| Renters | $52,691 | $4,391 | $1,229 | $1,581 |
| State | General Sales Tax | With Max Surtax |
| South Dakota | 4.5% | 6% |
| State | Income Tax (Low) | Income Tax (High) |
| South Dakota | 0% | 0% |
| City | Population | Cost of Living Index | National Avg. |
| Ponca, NE | 978 | 84 | 16.5% |
| Homer, NE | 423 | 86 | 14.3% |
| Jefferson, SD | 692 | 88 | 12.4% |
| Waterbury, NE | 100 | 88 | 11.6% |
| Merrill, IA | 1,056 | 88 | 11.6% |
| North Sioux City, SD | 2,944 | 97 | 3.3% |
| City | Population | Cost of Living Index | National Avg. |
| Eufaula, OK | 2,943 | 91 | 9.0% |
| Cetronia, PA | 2,943 | 109 | 9.0% |
| Chincoteague, VA | 2,943 | 121 | 20.8% |
| Welch, WV | 2,943 | 80 | 19.6% |
| Gowanda, NY | 2,945 | 91 | 8.7% |
| North Sioux City, SD | 2,944 | 97 | 3.3% |