| Index | West Yellowstone | Montana | National |
| Cost of living | 109 | 102 | 100 |
| Groceries | 102 | 103 | 100 |
| Health care | 100 | 102 | 100 |
| Housing | 128 | 101 | 100 |
| Transportation | 99 | 100 | 100 |
| Utilities | 104 | 104 | 100 |
| Lifestyle & Entertainment | 102 | 100 | 100 |
| Household Items | 101 | 100 | 100 |
| Education & Childcare | 97 | 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 | $82,592 | $6,883 | $1,927 | $2,478 |
| Renters | $45,811 | $3,818 | $1,069 | $1,374 |
| 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. |
| Hebgen Lake Estates, MT | 68 | 115 | 15.5% |
| West Yellowstone, MT | 1,121 | 109 | 8.9% |
| City | Population | Cost of Living Index | National Avg. |
| Winona, MO | 1,121 | 79 | 21.2% |
| Earth, TX | 1,121 | 82 | 17.8% |
| Pineland, TX | 1,121 | 81 | 19.3% |
| Macon, IL | 1,122 | 86 | 13.9% |
| Elkhorn City, KY | 1,120 | 83 | 17.4% |
| West Yellowstone, MT | 1,121 | 109 | 8.9% |