| Index | North Grenville | Ontario | National |
| Cost of living | 103 | 113 | 100 |
| Groceries | 105 | 110 | 100 |
| Health care | 101 | 104 | 100 |
| Housing | 101 | 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% |
| Merrickville-Wolford, ON | 3,315 | 104 | 4.4% |
| Montague, ON | 4,063 | 105 | 4.5% |
| North Grenville, ON | 18,083 | 103 | 2.9% |
| City | Population | Cost of Living Index | National Avg. |
| Otsego, MN | 18,078 | n/a | |
| Kingsland, GA | 18,088 | n/a | |
| Pelham, ON | 18,077 | 108 | 8.3% |
| Greenfield Town, MA | 18,076 | n/a | |
| Bay City, TX | 18,090 | n/a | |
| North Grenville, ON | 18,083 | 103 | 2.9% |