| Index | South Dundas | Ontario | National |
| Cost of living | 105 | 113 | 100 |
| Groceries | 105 | 110 | 100 |
| Health care | 101 | 104 | 100 |
| Housing | 108 | 123 | 100 |
| Transportation | 102 | 104 | 100 |
| Utilities | 110 | 121 | 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 |
| Ontario | 8% | 13% |
| State | Income Tax (Low) | Income Tax (High) |
| Ontario | 5.05% | 13.16% |
| City | Population | Cost of Living Index | National Avg. |
| North Dundas, ON | 11,794 | 103 | 2.8% |
| Edwardsburgh/Cardinal, ON | 7,376 | 104 | 3.6% |
| South Dundas, ON | 11,130 | 105 | 4.9% |
| City | Population | Cost of Living Index | National Avg. |
| Little Ferry, NJ | 11,125 | n/a | |
| Waggaman, LA | 11,136 | n/a | |
| Carignan, QC | 11,123 | 86 | 13.7% |
| Pleasanton, TX | 11,118 | n/a | |
| West Point, UT | 11,115 | n/a | |
| South Dundas, ON | 11,130 | 105 | 4.9% |