| Index | Helena Valley West Central | Montana | National |
| Cost of living | 113 | 102 | 100 |
| Groceries | 102 | 103 | 100 |
| Health care | 101 | 102 | 100 |
| Housing | 140 | 101 | 100 |
| Transportation | 102 | 100 | 100 |
| Utilities | 102 | 104 | 100 |
| Lifestyle & Entertainment | 100 | 100 | 100 |
| Household Items | 101 | 100 | 100 |
| Education & Childcare | 103 | 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 | $119,429 | $9,952 | $2,786 | $3,583 |
| Renters | $62,086 | $5,174 | $1,449 | $1,863 |
| 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. |
| Marysville, MT | 73 | 97 | 3.3% |
| East Helena, MT | 1,731 | 102 | 2.0% |
| Helena Valley Southeast, MT | 8,816 | 106 | 5.8% |
| Helena, MT | 33,820 | 110 | 9.8% |
| Helena Valley Northwest, MT | 4,403 | 112 | 11.8% |
| Helena Valley West Central, MT | 8,319 | 113 | 13.3% |
| City | Population | Cost of Living Index | National Avg. |
| Ellsworth, ME | 8,319 | 100 | 0.3% |
| Garden City Park, NY | 8,322 | 170 | 69.9% |
| Crestwood Village, NJ | 8,315 | 96 | 4.2% |
| Rolling Hills Estates, CA | 8,314 | 274 | 174.1% |
| Richland Hills, TX | 8,314 | 98 | 2.1% |
| Helena Valley West Central, MT | 8,319 | 113 | 13.3% |