| Index | Rainier | Oregon | National |
| Cost of living | 109 | 111 | 100 |
| Groceries | 105 | 104 | 100 |
| Health care | 110 | 105 | 100 |
| Housing | 111 | 124 | 100 |
| Transportation | 112 | 106 | 100 |
| Utilities | 111 | 106 | 100 |
| Lifestyle & Entertainment | 109 | 107 | 100 |
| Household Items | 104 | 104 | 100 |
| Education & Childcare | 112 | 109 | 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 | $111,585 | $9,299 | $2,603 | $3,348 |
| Renters | $38,882 | $3,240 | $907 | $1,167 |
| State | General Sales Tax | With Max Surtax |
| Oregon | 0% | 0% |
| State | Income Tax (Low) | Income Tax (High) |
| Oregon | 4.75% | 9.9% |
| City | Population | Cost of Living Index | National Avg. |
| Deer Island, OR | 108 | 100 | 0.3% |
| Clatskanie, OR | 2,249 | 103 | 2.5% |
| Castle Rock, WA | 3,018 | 105 | 4.7% |
| West Side Highway, WA | 5,860 | 105 | 5.1% |
| Kelso, WA | 12,512 | 106 | 5.8% |
| Rainier, OR | 2,152 | 109 | 9.4% |
| City | Population | Cost of Living Index | National Avg. |
| Oakland, MD | 2,152 | 96 | 3.8% |
| St. Charles, MI | 2,152 | 82 | 17.5% |
| Morrisville, NY | 2,152 | 98 | 1.7% |
| Arnold, CA | 2,151 | 129 | 28.6% |
| Choctaw Lake, OH | 2,151 | 107 | 6.7% |
| Rainier, OR | 2,152 | 109 | 9.4% |