| Index | Tecumseh | Ontario | National | 
| Cost of living | 93 | 111 | 100 | 
| Goods & Services | 108 | 107 | 100 | 
| Groceries | 100 | 101 | 100 | 
| Health care | 103 | 103 | 100 | 
| Housing | 55 | 120 | 100 | 
| Transportation | 107 | 104 | 100 | 
| Utilities | 130 | 119 | 100 | 
| Cost of living index | |
| Goods & Services index | |
| Groceries index | |
| Health care index | |
| Housing index | |
| Transportation index | |
| Utilities index | 
| State | General Sales Tax | With Max Surtax | 
| Ontario | 8% | 13% | 
| State | Income Tax (Low) | Income Tax (High) | 
| Ontario | 5.05% | 13.16% | 
| Item | Tecumseh | National avg. | Difference | 
| Personal Care | $102.00 | $94.33 | 8.1% | 
| Recreation | $99.00 | $102.33 | 3.3% | 
| Item | Tecumseh | National avg. | Difference | 
| Meat, Poultry and Fish | $99.00 | $102.27 | 3.2% | 
| Dairy Products and Eggs | $101.00 | $104.67 | 3.5% | 
| Bakery and Cereal Products | $97.00 | $111.67 | 13.1% | 
| Fruit and Vegetables | $98.00 | $113.40 | 13.6% | 
| Alcoholic Beverages | $102.00 | $105.80 | 3.6% | 
| Item | Tecumseh | National avg. | Difference | 
| Doctor | $104.00 | $101.07 | 2.9% | 
| Item | Tecumseh | National avg. | Difference | 
| Home Price ($) | $608,000.00 | $659,395.00 | 7.8% | 
| Apartment Rent ($) | $n/a | $2,146.00 | 100.0% | 
| Item | Tecumseh | National avg. | Difference | 
| Gasoline | $99.00 | $102.07 | 3.0% | 
| Item | Tecumseh | National avg. | Difference | 
| All Electricity | $106.00 | $98.60 | 7.5% | 
| City | Population | Cost of Living Index | National Avg. | 
| Windsor, ON | 230,583 | 87 | 12.8% | 
| Amherstburg, ON | 26,060 | 91 | 9.1% | 
| LaSalle, ON | 33,838 | 93 | 6.8% | 
| Lakeshore, ON | 40,673 | 94 | 6.4% | 
| Tecumseh, ON | 25,689 | 93 | 7.1% | 
| City | Population | Cost of Living Index | National Avg. | 
| Reedley, CA | 25,710 | n/a | |
| Soledad, CA | 25,667 | n/a | |
| South Portland, ME | 25,665 | n/a | |
| Owatonna, MN | 25,716 | n/a | |
| White Bear Lake, MN | 25,718 | n/a | |
| Tecumseh, ON | 25,689 | 93 | 7.1% |