| Index | Rosalia | Washington | National |
| Cost of living | 99 | 119 | 100 |
| Groceries | 107 | 107 | 100 |
| Health care | 113 | 109 | 100 |
| Housing | 70 | 138 | 100 |
| Transportation | 116 | 112 | 100 |
| Utilities | 110 | 110 | 100 |
| Lifestyle & Entertainment | 113 | 112 | 100 |
| Household Items | 105 | 107 | 100 |
| Education & Childcare | 117 | 117 | 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 | $86,268 | $7,189 | $2,013 | $2,588 |
| Renters | $43,740 | $3,645 | $1,021 | $1,312 |
| State | General Sales Tax | With Max Surtax |
| Washington | 6.5% | 10.4% |
| State | Income Tax (Low) | Income Tax (High) |
| Washington | 0% | 0% |
| City | Population | Cost of Living Index | National Avg. |
| Malden, WA | 223 | 88 | 11.5% |
| Waverly, WA | 176 | 98 | 2.3% |
| Tekoa, WA | 798 | 99 | 0.6% |
| Latah, WA | 203 | 101 | 1.3% |
| Oakesdale, WA | 420 | 101 | 0.9% |
| Rosalia, WA | 667 | 99 | 0.9% |
| City | Population | Cost of Living Index | National Avg. |
| Somerville, AL | 667 | 82 | 18.4% |
| Dillonvale village, OH | 667 | 80 | 20.2% |
| Malta, OH | 667 | 79 | 20.6% |
| Port Matilda, PA | 667 | 91 | 9.2% |
| Saxton, PA | 667 | 85 | 14.7% |
| Rosalia, WA | 667 | 99 | 0.9% |