| Index | West Yarmouth | Massachusetts | National |
| Cost of living | 129 | 131 | 100 |
| Groceries | 105 | 109 | 100 |
| Health care | 113 | 116 | 100 |
| Housing | 169 | 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 | $103,021 | $8,585 | $2,404 | $3,091 |
| Renters | $60,965 | $5,080 | $1,422 | $1,829 |
| 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. |
| Seconsett Island, MA | 38 | 112 | 12.1% |
| Popponesset, MA | 209 | 112 | 12.1% |
| Popponesset Island, MA | 36 | 112 | 12.1% |
| Dennis Port, MA | 3,647 | 130 | 29.5% |
| South Dennis, MA | 2,982 | 130 | 29.6% |
| West Yarmouth, MA | 6,612 | 129 | 29.1% |
| City | Population | Cost of Living Index | National Avg. |
| De Soto, MO | 6,612 | 87 | 12.6% |
| Galax, VA | 6,612 | 89 | 11.2% |
| Rittman, OH | 6,610 | 86 | 13.6% |
| Bowleys Quarters, MD | 6,614 | 119 | 18.6% |
| Howland Center, OH | 6,609 | 93 | 7.2% |
| West Yarmouth, MA | 6,612 | 129 | 29.1% |