| Index | Coventry Lake | Connecticut | National |
| Cost of living | 114 | 118 | 100 |
| Groceries | 104 | 106 | 100 |
| Health care | 110 | 111 | 100 |
| Housing | 128 | 139 | 100 |
| Transportation | 109 | 107 | 100 |
| Utilities | 106 | 108 | 100 |
| Lifestyle & Entertainment | 106 | 110 | 100 |
| Household Items | 105 | 106 | 100 |
| Education & Childcare | 117 | 116 | 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 | $130,467 | $10,872 | $3,044 | $3,914 |
| Renters | $110,705 | $9,225 | $2,583 | $3,321 |
| State | General Sales Tax | With Max Surtax |
| Connecticut | 6.35% | 6.35% |
| State | Income Tax (Low) | Income Tax (High) |
| Connecticut | 3% | 6.99% |
| City | Population | Cost of Living Index | National Avg. |
| Willimantic, CT | 19,354 | 101 | 1.0% |
| South Windham, CT | 1,522 | 101 | 1.3% |
| Rockville, CT | 7,323 | 103 | 3.1% |
| Stafford Springs, CT | 4,911 | 104 | 4.0% |
| East Hartford, CT | 51,352 | 105 | 5.2% |
| Coventry Lake, CT | 2,193 | 114 | 13.9% |
| City | Population | Cost of Living Index | National Avg. |
| Hyde Park, PA | 2,193 | 94 | 6.3% |
| Kemah, TX | 2,193 | 113 | 13.0% |
| Ferdinand, IN | 2,192 | 90 | 10.2% |
| Milan, IN | 2,192 | 86 | 14.0% |
| Hertford, NC | 2,192 | 97 | 3.0% |
| Coventry Lake, CT | 2,193 | 114 | 13.9% |