| Index | Guilford Center | Connecticut | National |
| Cost of living | 136 | 118 | 100 |
| Groceries | 104 | 106 | 100 |
| Health care | 112 | 111 | 100 |
| Housing | 197 | 139 | 100 |
| Transportation | 109 | 107 | 100 |
| Utilities | 109 | 108 | 100 |
| Lifestyle & Entertainment | 115 | 110 | 100 |
| Household Items | 108 | 106 | 100 |
| Education & Childcare | 122 | 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 | $165,807 | $13,817 | $3,869 | $4,975 |
| Renters | $70,899 | $5,908 | $1,654 | $2,127 |
| 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. |
| New Haven, CT | 134,818 | 113 | 12.9% |
| East Haven, CT | 29,456 | 114 | 14.2% |
| Wallingford Center, CT | 19,374 | 115 | 15.4% |
| Deep River Center, CT | 2,699 | 117 | 16.6% |
| Branford Center, CT | 5,975 | 119 | 19.5% |
| Guilford Center, CT | 2,752 | 136 | 36.3% |
| City | Population | Cost of Living Index | National Avg. |
| East Sonora, CA | 2,752 | 120 | 20.4% |
| Mission Canyon, CA | 2,752 | 246 | 145.5% |
| Casey, IL | 2,752 | 82 | 17.5% |
| Perezville, TX | 2,752 | 82 | 17.6% |
| Macamic, QC | 2,752 | n/a | |
| Guilford Center, CT | 2,752 | 136 | 36.3% |