| Index | Siasconset | Massachusetts | National |
| Cost of living | 413 | 131 | 100 |
| Groceries | 105 | 109 | 100 |
| Health care | 113 | 116 | 100 |
| Housing | 1,114 | 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 | $113,394 | $9,450 | $2,646 | $3,402 |
| Renters | $0 | $0 | $0 | $0 |
| 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. |
| Nantucket, MA | 8,845 | 216 | 116.2% |
| Madaket, MA | 297 | 328 | 227.8% |
| Siasconset, MA | 91 | 413 | 312.7% |
| City | Population | Cost of Living Index | National Avg. |
| Beaver, AK | 91 | 85 | 14.6% |
| Nondalton, AK | 91 | 105 | 5.5% |
| Cokedale, CO | 91 | 92 | 8.5% |
| Reubens, ID | 91 | 86 | 13.7% |
| Tennessee, IL | 91 | 82 | 18.4% |
| Siasconset, MA | 91 | 413 | 312.7% |