| Index | Cardigan | Prince Edward Island | National |
| Cost of living | 99 | 92 | 100 |
| Groceries | 105 | 105 | 100 |
| Health care | 96 | 96 | 100 |
| Housing | 79 | 56 | 100 |
| Transportation | 92 | 92 | 100 |
| Utilities | 140 | 140 | 100 |
| Lifestyle & Entertainment | n/a | n/a | n/a |
| Household Items | n/a | n/a | n/a |
| Education & Childcare | n/a | n/a | n/a |
| Cost of living index | |
| Groceries index | |
| Health care index | |
| Housing index | |
| Transportation index | |
| Utilities index | |
| Lifestyle index | |
| Household index | |
| Educare index |
| State | General Sales Tax | With Max Surtax |
| Prince Edward Island | 10% | 15% |
| State | Income Tax (Low) | Income Tax (High) |
| Prince Edward Island | 9.8% | 16.7% |
| City | Population | Cost of Living Index | National Avg. |
| Mount Stewart, PE | 235 | 99 | 1.4% |
| Lot 58, PE | 489 | 99 | 1.0% |
| Lot 57, PE | 1,059 | 99 | 1.0% |
| Georgetown, PE | 565 | 99 | 1.0% |
| Montague, PE | 2,141 | 99 | 1.0% |
| Cardigan, PE | 273 | 99 | 1.3% |
| City | Population | Cost of Living Index | National Avg. |
| Coldfoot, AK | 273 | n/a | |
| Cassel, CA | 273 | n/a | |
| Hiouchi, CA | 273 | n/a | |
| Pineland, FL | 273 | n/a | |
| Bliss, ID | 273 | n/a | |
| Cardigan, PE | 273 | 99 | 1.3% |