| Index | Herron Island | Washington | National |
| Cost of living | 123 | 119 | 100 |
| Groceries | 105 | 107 | 100 |
| Health care | 106 | 109 | 100 |
| Housing | 158 | 138 | 100 |
| Transportation | 110 | 112 | 100 |
| Utilities | 108 | 110 | 100 |
| Lifestyle & Entertainment | 112 | 112 | 100 |
| Household Items | 108 | 107 | 100 |
| Education & Childcare | 112 | 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 | $80,011 | $6,668 | $1,867 | $2,401 |
| 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. |
| Hoodsport, WA | 143 | 109 | 9.1% |
| Ketron Island, WA | 0 | 110 | 10.2% |
| Shelton, WA | 10,858 | 108 | 7.8% |
| Belfair, WA | 4,659 | 108 | 7.9% |
| Union, WA | 334 | 111 | 10.7% |
| Herron Island, WA | 52 | 123 | 23.2% |
| City | Population | Cost of Living Index | National Avg. |
| McDougal, AR | 52 | 74 | 25.9% |
| Padre Ranchitos, AZ | 52 | 104 | 4.0% |
| Tonopah, AZ | 52 | 102 | 1.7% |
| Lookout, CA | 52 | 117 | 17.4% |
| Saddle Ridge, CO | 52 | 155 | 55.2% |
| Herron Island, WA | 52 | 123 | 23.2% |