| Index | Big Sandy | Montana | National |
| Cost of living | 87 | 102 | 100 |
| Groceries | 104 | 103 | 100 |
| Health care | 102 | 102 | 100 |
| Housing | 52 | 101 | 100 |
| Transportation | 101 | 100 | 100 |
| Utilities | 105 | 104 | 100 |
| Lifestyle & Entertainment | 101 | 100 | 100 |
| Household Items | 99 | 100 | 100 |
| Education & Childcare | 106 | 102 | 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 | $68,996 | $5,750 | $1,610 | $2,070 |
| Renters | $60,708 | $5,059 | $1,416 | $1,821 |
| State | General Sales Tax | With Max Surtax |
| Montana | 0% | 0% |
| State | Income Tax (Low) | Income Tax (High) |
| Montana | 1% | 6.75% |
| City | Population | Cost of Living Index | National Avg. |
| St. Pierre, MT | 369 | 79 | 21.3% |
| Sangrey, MT | 429 | 79 | 21.0% |
| Boneau, MT | 301 | 80 | 20.1% |
| Rocky Boy West, MT | 854 | 80 | 19.9% |
| Box Elder, MT | 59 | 83 | 17.2% |
| Big Sandy, MT | 659 | 87 | 12.6% |
| City | Population | Cost of Living Index | National Avg. |
| Littletown, AZ | 659 | 90 | 9.7% |
| Acacia Villas, FL | 659 | 102 | 2.0% |
| Farmington, IA | 659 | 79 | 20.9% |
| Hayden Lake, ID | 659 | 145 | 45.1% |
| Coffeen, IL | 659 | 80 | 19.5% |
| Big Sandy, MT | 659 | 87 | 12.6% |