| Index | Port Colborne | Ontario | National | 
| Cost of living | 89 | 111 | 100 | 
| Goods & Services | 108 | 107 | 100 | 
| Groceries | 100 | 101 | 100 | 
| Health care | 103 | 103 | 100 | 
| Housing | 41 | 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 | Port Colborne | National avg. | Difference | 
| Personal Care | $102.00 | $94.33 | 8.1% | 
| Recreation | $99.00 | $102.33 | 3.3% | 
| Item | Port Colborne | 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 | Port Colborne | National avg. | Difference | 
| Doctor | $104.00 | $101.07 | 2.9% | 
| Item | Port Colborne | National avg. | Difference | 
| Home Price ($) | $n/a | $659,395.00 | 100.0% | 
| Apartment Rent ($) | $n/a | $2,146.00 | 100.0% | 
| Item | Port Colborne | National avg. | Difference | 
| Gasoline | $99.00 | $102.07 | 3.0% | 
| Item | Port Colborne | National avg. | Difference | 
| All Electricity | $106.00 | $98.60 | 7.5% | 
| City | Population | Cost of Living Index | National Avg. | 
| Welland, ON | 56,929 | 89 | 11.1% | 
| Fort Erie, ON | 32,970 | 90 | 10.0% | 
| Niagara Falls, ON | 95,282 | 91 | 8.6% | 
| Wainfleet, ON | 6,177 | 95 | 5.3% | 
| Pelham, ON | 18,077 | 99 | 1.4% | 
| Port Colborne, ON | 19,317 | 89 | 11.3% | 
| City | Population | Cost of Living Index | National Avg. | 
| Casa de Oro-Mount Helix, CA | 19,327 | n/a | |
| Englewood, FL | 19,332 | n/a | |
| Middlesex Centre, ON | 19,332 | 101 | 0.9% | 
| Brigham City, UT | 19,336 | n/a | |
| Foley, AL | 19,337 | n/a | |
| Port Colborne, ON | 19,317 | 89 | 11.3% |