| Index | St. Pierre | Montana | National |
| Cost of living | 79 | 102 | 100 |
| Groceries | 104 | 103 | 100 |
| Health care | 102 | 102 | 100 |
| Housing | 23 | 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 | $34,152 | $2,846 | $797 | $1,025 |
| Renters | $51,166 | $4,264 | $1,194 | $1,535 |
| 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. |
| 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% |
| Azure, MT | 444 | 83 | 16.9% |
| St. Pierre, MT | 369 | 79 | 21.3% |
| City | Population | Cost of Living Index | National Avg. |
| Malta, ID | 369 | 92 | 7.9% |
| Forest, LA | 369 | 84 | 15.9% |
| Garfield, MN | 369 | 93 | 7.3% |
| Hayti Heights, MO | 369 | 73 | 27.1% |
| Montreat, NC | 369 | 145 | 45.1% |
| St. Pierre, MT | 369 | 79 | 21.3% |