| Index | Forestdale | Massachusetts | National |
| Cost of living | 134 | 131 | 100 |
| Groceries | 105 | 109 | 100 |
| Health care | 113 | 116 | 100 |
| Housing | 184 | 169 | 100 |
| Transportation | 115 | 115 | 100 |
| Utilities | 115 | 117 | 100 |
| Lifestyle & Entertainment | 116 | 115 | 100 |
| Household Items | 106 | 109 | 100 |
| Education & Childcare | 119 | 127 | 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 | $141,936 | $11,828 | $3,312 | $4,259 |
| Renters | $124,694 | $10,391 | $2,909 | $3,741 |
| State | General Sales Tax | With Max Surtax |
| Massachusetts | 6.25% | 6.25% |
| State | Income Tax (Low) | Income Tax (High) |
| Massachusetts | 5% | 9% |
| City | Population | Cost of Living Index | National Avg. |
| Popponesset Island, MA | 36 | 112 | 12.1% |
| Seconsett Island, MA | 38 | 112 | 12.1% |
| Popponesset, MA | 209 | 112 | 12.1% |
| West Wareham, MA | 2,451 | 113 | 12.9% |
| Weweantic, MA | 1,324 | 115 | 14.7% |
| Forestdale, MA | 3,863 | 134 | 33.8% |
| City | Population | Cost of Living Index | National Avg. |
| Thorndale, PA | 3,863 | 114 | 14.2% |
| Kittanning, PA | 3,862 | 85 | 14.8% |
| Merton, WI | 3,864 | 129 | 28.6% |
| Beaupré, QC | 3,861 | n/a | |
| Hardin, MT | 3,865 | 94 | 6.5% |
| Forestdale, MA | 3,863 | 134 | 33.8% |