| Index | Smiths Falls | Ontario | National |
| Cost of living | 81 | 111 | 100 |
| Goods & Services | 105 | 107 | 100 |
| Groceries | 101 | 101 | 100 |
| Health care | 102 | 103 | 100 |
| Housing | 30 | 120 | 100 |
| Transportation | 100 | 104 | 100 |
| Utilities | 107 | 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 | Smiths Falls | National avg. | Difference |
| Personal Care | $100.00 | $94.33 | 6.0% |
| Recreation | $101.00 | $102.33 | 1.3% |
| Item | Smiths Falls | National avg. | Difference |
| Meat, Poultry and Fish | $101.00 | $102.27 | 1.2% |
| Dairy Products and Eggs | $100.00 | $104.67 | 4.5% |
| Bakery and Cereal Products | $102.00 | $111.67 | 8.7% |
| Fruit and Vegetables | $99.00 | $113.40 | 12.7% |
| Alcoholic Beverages | $102.00 | $105.80 | 3.6% |
| Item | Smiths Falls | National avg. | Difference |
| Doctor | $104.00 | $101.07 | 2.9% |
| Item | Smiths Falls | National avg. | Difference |
| Home Price ($) | $n/a | $659,395.00 | 100.0% |
| Apartment Rent ($) | $880.00 | $2,146.00 | 59.0% |
| Item | Smiths Falls | National avg. | Difference |
| Gasoline | $98.00 | $102.07 | 4.0% |
| Item | Smiths Falls | National avg. | Difference |
| All Electricity | $105.00 | $98.60 | 6.5% |
| City | Population | Cost of Living Index | National Avg. |
| Perth, ON | 6,328 | 85 | 15.1% |
| Elizabethtown-Kitley, ON | 10,437 | 85 | 15.0% |
| Montague, ON | 4,063 | 85 | 14.8% |
| Merrickville-Wolford, ON | 3,315 | 86 | 13.5% |
| Rideau Lakes, ON | 10,371 | 87 | 13.2% |
| Smiths Falls, ON | 9,439 | 81 | 18.5% |
| City | Population | Cost of Living Index | National Avg. |
| Mount Airy, MD | 9,439 | n/a | |
| Hackettstown, NJ | 9,440 | n/a | |
| Amityville, NY | 9,440 | n/a | |
| Powdersville, SC | 9,436 | n/a | |
| Lowell, AR | 9,433 | n/a | |
| Smiths Falls, ON | 9,439 | 81 | 18.5% |