| Index | Armour | South Dakota | National |
| Cost of living | 82 | 92 | 100 |
| Groceries | 98 | 99 | 100 |
| Health care | 95 | 97 | 100 |
| Housing | 49 | 77 | 100 |
| Transportation | 93 | 96 | 100 |
| Utilities | 104 | 103 | 100 |
| Lifestyle & Entertainment | 93 | 94 | 100 |
| Household Items | 95 | 96 | 100 |
| Education & Childcare | 98 | 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 | $97,304 | $8,109 | $2,270 | $2,919 |
| Renters | $28,086 | $2,341 | $655 | $843 |
| 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. |
| Harrison, SD | 7 | 96 | 3.5% |
| New Holland, SD | 8 | 96 | 3.5% |
| Aurora Center, SD | 48 | 69 | 30.8% |
| Ravinia, SD | 58 | 76 | 24.0% |
| Lake Andes, SD | 983 | 79 | 21.4% |
| Armour, SD | 678 | 82 | 17.8% |
| City | Population | Cost of Living Index | National Avg. |
| Gila Crossing, AZ | 678 | 100 | 0.0% |
| San Luis, CO | 678 | 90 | 9.7% |
| Klemme, IA | 678 | 80 | 19.9% |
| Dongola, IL | 678 | 81 | 18.6% |
| Holiday Hills, IL | 678 | 104 | 3.7% |
| Armour, SD | 678 | 82 | 17.8% |