| Index | Littleton Common | Massachusetts | National |
| Cost of living | 138 | 131 | 100 |
| Groceries | 110 | 109 | 100 |
| Health care | 116 | 116 | 100 |
| Housing | 191 | 169 | 100 |
| Transportation | 116 | 115 | 100 |
| Utilities | 121 | 117 | 100 |
| Lifestyle & Entertainment | 116 | 115 | 100 |
| Household Items | 107 | 109 | 100 |
| Education & Childcare | 129 | 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 | $163,800 | $13,650 | $3,822 | $4,914 |
| Renters | $56,072 | $4,673 | $1,308 | $1,682 |
| 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. |
| Townsend, MA | 1,311 | 114 | 14.3% |
| Shirley, MA | 1,758 | 116 | 16.3% |
| Clinton, MA | 7,222 | 119 | 19.0% |
| South Lancaster, MA | 1,628 | 119 | 19.1% |
| Pepperell, MA | 2,750 | 116 | 15.6% |
| Littleton Common, MA | 3,465 | 138 | 38.3% |
| City | Population | Cost of Living Index | National Avg. |
| Frontenac, KS | 3,466 | 89 | 11.3% |
| Peshtigo, WI | 3,466 | 90 | 10.2% |
| Hoopa, CA | 3,467 | 117 | 17.5% |
| South Duxbury, MA | 3,467 | 188 | 88.0% |
| Kenedy, TX | 3,467 | 87 | 13.4% |
| Littleton Common, MA | 3,465 | 138 | 38.3% |