| Index | Lake Cowichan | British Columbia | National | 
| Cost of living | 90 | 123 | 100 | 
| Goods & Services | 110 | 110 | 100 | 
| Groceries | 102 | 102 | 100 | 
| Health care | 102 | 102 | 100 | 
| Housing | 53 | 170 | 100 | 
| Transportation | 102 | 102 | 100 | 
| Utilities | 103 | 103 | 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 | 
| British Columbia | 7% | 12% | 
| State | Income Tax (Low) | Income Tax (High) | 
| British Columbia | 5.06% | 16.8% | 
| Item | Lake Cowichan | National avg. | Difference | 
| Personal Care | $108.00 | $94.33 | 14.5% | 
| Recreation | $110.00 | $102.33 | 7.5% | 
| Item | Lake Cowichan | National avg. | Difference | 
| Meat, Poultry and Fish | $106.00 | $102.27 | 3.7% | 
| Dairy Products and Eggs | $100.00 | $104.67 | 4.5% | 
| Bakery and Cereal Products | $102.00 | $111.67 | 8.7% | 
| Fruit and Vegetables | $104.00 | $113.40 | 8.3% | 
| Alcoholic Beverages | $111.00 | $105.80 | 4.9% | 
| Item | Lake Cowichan | National avg. | Difference | 
| Doctor | $97.00 | $101.07 | 4.0% | 
| Item | Lake Cowichan | National avg. | Difference | 
| Home Price ($) | $n/a | $659,395.00 | 100.0% | 
| Apartment Rent ($) | $n/a | $2,146.00 | 100.0% | 
| Item | Lake Cowichan | National avg. | Difference | 
| Gasoline | $133.00 | $102.07 | 30.3% | 
| Item | Lake Cowichan | National avg. | Difference | 
| All Electricity | $101.00 | $98.60 | 2.4% | 
| City | Population | Cost of Living Index | National Avg. | 
| Ladysmith, BC | 9,354 | 92 | 8.1% | 
| Cowichan Lake, BC | 19 | 93 | 6.9% | 
| Oyster Bay 12, BC | 84 | 94 | 6.0% | 
| Cowichan Valley F, BC | 1,730 | 97 | 3.5% | 
| Cowichan Valley E, BC | 4,562 | 97 | 2.8% | 
| Lake Cowichan, BC | 3,686 | 90 | 10.0% | 
| City | Population | Cost of Living Index | National Avg. | 
| Millvale, PA | 3,686 | n/a | |
| Hebron, IN | 3,685 | n/a | |
| Taylor Lake Village, TX | 3,685 | n/a | |
| Northlake, SC | 3,684 | n/a | |
| San Manuel, AZ | 3,688 | n/a | |
| Lake Cowichan, BC | 3,686 | 90 | 10.0% |