| Index | Mattawa | Washington | National |
| Cost of living | 99 | 119 | 100 |
| Groceries | 109 | 107 | 100 |
| Health care | 109 | 109 | 100 |
| Housing | 72 | 138 | 100 |
| Transportation | 110 | 112 | 100 |
| Utilities | 111 | 110 | 100 |
| Lifestyle & Entertainment | 117 | 112 | 100 |
| Household Items | 110 | 107 | 100 |
| Education & Childcare | 113 | 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 | $96,563 | $8,047 | $2,253 | $2,897 |
| Renters | $49,492 | $4,124 | $1,155 | $1,485 |
| 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. |
| Vantage, WA | 0 | 111 | 10.9% |
| Royal City, WA | 2,467 | 99 | 0.7% |
| Desert Aire, WA | 2,787 | 130 | 30.0% |
| Mattawa, WA | 5,213 | 99 | 0.8% |
| City | Population | Cost of Living Index | National Avg. |
| Allegan, MI | 5,213 | 91 | 8.7% |
| Sea Cliff, NY | 5,212 | 189 | 88.8% |
| Glennville, GA | 5,214 | 90 | 10.2% |
| Deer Lake, NL | 5,214 | n/a | |
| Genoa, IL | 5,209 | 97 | 2.8% |
| Mattawa, WA | 5,213 | 99 | 0.8% |