| Index | Gardiner | Maine | National |
| Cost of living | 97 | 100 | 100 |
| Groceries | 103 | 103 | 100 |
| Health care | 102 | 101 | 100 |
| Housing | 83 | 91 | 100 |
| Transportation | 104 | 103 | 100 |
| Utilities | 105 | 108 | 100 |
| Lifestyle & Entertainment | 101 | 103 | 100 |
| Household Items | 103 | 103 | 100 |
| Education & Childcare | 105 | 106 | 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 | $116,856 | $9,738 | $2,726 | $3,506 |
| Renters | $38,498 | $3,208 | $898 | $1,155 |
| State | General Sales Tax | With Max Surtax |
| Maine | 5.5% | 5.5% |
| State | Income Tax (Low) | Income Tax (High) |
| Maine | 5.8% | 7.15% |
| City | Population | Cost of Living Index | National Avg. |
| Randolph, ME | 1,753 | 94 | 6.4% |
| Augusta, ME | 19,148 | 96 | 3.8% |
| Farmingdale, ME | 2,516 | 97 | 2.6% |
| Richmond, ME | 1,788 | 99 | 1.4% |
| Winthrop, ME | 2,548 | 104 | 4.1% |
| Gardiner, ME | 5,863 | 97 | 2.9% |
| City | Population | Cost of Living Index | National Avg. |
| Fort Rucker, AL | 5,862 | 103 | 2.8% |
| Harvest, AL | 5,861 | 98 | 1.7% |
| Lewisburg, PA | 5,861 | 100 | 0.2% |
| Princeton, WV | 5,861 | 90 | 10.1% |
| Petoskey, MI | 5,865 | 100 | 0.1% |
| Gardiner, ME | 5,863 | 97 | 2.9% |