| Index | Northborough | Massachusetts | National |
| Cost of living | 140 | 131 | 100 |
| Groceries | 109 | 109 | 100 |
| Health care | 115 | 116 | 100 |
| Housing | 202 | 169 | 100 |
| Transportation | 116 | 115 | 100 |
| Utilities | 115 | 117 | 100 |
| Lifestyle & Entertainment | 116 | 115 | 100 |
| Household Items | 107 | 109 | 100 |
| Education & Childcare | 121 | 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 | $230,848 | $19,237 | $5,386 | $6,926 |
| Renters | $83,227 | $6,936 | $1,942 | $2,497 |
| 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. |
| Oxford, MA | 6,053 | 118 | 17.7% |
| Worcester, MA | 189,035 | 120 | 20.3% |
| Leominster, MA | 42,480 | 118 | 18.0% |
| Clinton, MA | 7,222 | 119 | 19.0% |
| South Lancaster, MA | 1,628 | 119 | 19.1% |
| Northborough, MA | 6,697 | 140 | 40.1% |
| City | Population | Cost of Living Index | National Avg. |
| South Hill, NY | 6,699 | 114 | 14.2% |
| Thermalito, CA | 6,694 | 111 | 11.4% |
| Bridgeport, TX | 6,694 | 95 | 5.3% |
| Carthage, TX | 6,700 | 90 | 9.7% |
| Lincroft, NJ | 6,692 | 150 | 49.9% |
| Northborough, MA | 6,697 | 140 | 40.1% |