| Index | St. John | Washington | National |
| Cost of living | 102 | 119 | 100 |
| Groceries | 107 | 107 | 100 |
| Health care | 106 | 109 | 100 |
| Housing | 85 | 138 | 100 |
| Transportation | 109 | 112 | 100 |
| Utilities | 110 | 110 | 100 |
| Lifestyle & Entertainment | 113 | 112 | 100 |
| Household Items | 106 | 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 | $92,575 | $7,715 | $2,160 | $2,778 |
| Renters | $0 | $0 | $0 | $0 |
| 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. |
| Lamont, WA | 73 | 111 | 11.3% |
| Malden, WA | 223 | 88 | 11.5% |
| Steptoe, WA | 139 | 95 | 4.7% |
| Endicott, WA | 351 | 95 | 4.7% |
| Rosalia, WA | 667 | 99 | 0.9% |
| St. John, WA | 635 | 102 | 2.2% |
| City | Population | Cost of Living Index | National Avg. |
| Wheatley, AR | 635 | 80 | 19.7% |
| Pinehurst, GA | 635 | 84 | 16.1% |
| Thayer, IL | 635 | 85 | 14.7% |
| Melbourne, KY | 635 | 87 | 13.4% |
| Killona, LA | 635 | 89 | 10.6% |
| St. John, WA | 635 | 102 | 2.2% |