| Index | Hopkinton | Rhode Island | National |
| Cost of living | 102 | 110 | 100 |
| Groceries | 107 | 103 | 100 |
| Health care | 109 | 103 | 100 |
| Housing | 90 | 124 | 100 |
| Transportation | 105 | 104 | 100 |
| Utilities | 107 | 106 | 100 |
| Lifestyle & Entertainment | 110 | 107 | 100 |
| Household Items | 103 | 105 | 100 |
| Education & Childcare | 113 | 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 | $144,163 | $12,014 | $3,364 | $4,325 |
| Renters | $24,377 | $2,031 | $569 | $731 |
| State | General Sales Tax | With Max Surtax |
| Rhode Island | 7% | 7% |
| State | Income Tax (Low) | Income Tax (High) |
| Rhode Island | 3.75% | 5.99% |
| City | Population | Cost of Living Index | National Avg. |
| Fishers Island, NY | 63 | 107 | 7.4% |
| Jewett City, CT | 3,487 | 103 | 3.4% |
| Plainfield Village, CT | 2,214 | 104 | 3.5% |
| Poquonock Bridge, CT | 1,701 | 105 | 4.5% |
| Groton, CT | 9,279 | 110 | 10.0% |
| Hopkinton, RI | 628 | 102 | 2.1% |
| City | Population | Cost of Living Index | National Avg. |
| Augusta, IL | 628 | 83 | 16.9% |
| Stewart, MN | 628 | 85 | 14.5% |
| Fultonville, NY | 628 | 98 | 2.2% |
| Lyons Switch, OK | 628 | 89 | 10.7% |
| Pleasant Hill, TN | 628 | 89 | 10.7% |
| Hopkinton, RI | 628 | 102 | 2.1% |