| Index | New Tecumseth | Ontario | National |
| Cost of living | 110 | 113 | 100 |
| Groceries | 115 | 110 | 100 |
| Health care | 106 | 104 | 100 |
| Housing | 101 | 123 | 100 |
| Transportation | 105 | 104 | 100 |
| Utilities | 132 | 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. |
| Mono, ON | 10,413 | 109 | 9.5% |
| Essa, ON | 24,435 | 110 | 9.5% |
| Adjala-Tosorontio, ON | 12,021 | 110 | 9.8% |
| Innisfil, ON | 44,305 | 111 | 10.7% |
| King, ON | 27,487 | 111 | 10.8% |
| New Tecumseth, ON | 40,488 | 110 | 9.5% |
| City | Population | Cost of Living Index | National Avg. |
| Carol Stream, IL | 40,500 | n/a | |
| Spruce Grove, AB | 40,533 | 92 | 8.3% |
| Royal Palm Beach, FL | 40,430 | n/a | |
| Duncanville, TX | 40,397 | n/a | |
| Milton, GA | 40,389 | n/a | |
| New Tecumseth, ON | 40,488 | 110 | 9.5% |