| Index | Long Harbour-Mount Arlington Heights | Newfoundland and Labrador | National |
| Cost of living | 77 | 85 | 100 |
| Goods & Services | 88 | 88 | 100 |
| Groceries | 108 | 108 | 100 |
| Health care | 94 | 94 | 100 |
| Housing | 22 | 47 | 100 |
| Transportation | 100 | 100 | 100 |
| Utilities | 137 | 137 | 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 |
| Newfoundland and Labrador | 10% | 15% |
| State | Income Tax (Low) | Income Tax (High) |
| Newfoundland and Labrador | 8.7% | 18.3% |
| Item | Long Harbour-Mount Arlington Heights | National avg. | Difference |
| Personal Care | $89.00 | $94.33 | 5.7% |
| Recreation | $101.00 | $102.33 | 1.3% |
| Item | Long Harbour-Mount Arlington Heights | National avg. | Difference |
| Meat, Poultry and Fish | $97.00 | $102.27 | 5.1% |
| Dairy Products and Eggs | $104.00 | $104.67 | 0.6% |
| Bakery and Cereal Products | $106.00 | $111.67 | 5.1% |
| Fruit and Vegetables | $115.00 | $113.40 | 1.4% |
| Alcoholic Beverages | $112.00 | $105.80 | 5.9% |
| Item | Long Harbour-Mount Arlington Heights | National avg. | Difference |
| Doctor | $98.00 | $101.07 | 3.0% |
| Item | Long Harbour-Mount Arlington Heights | National avg. | Difference |
| Home Price ($) | $n/a | $659,395.00 | 100.0% |
| Apartment Rent ($) | $n/a | $2,146.00 | 100.0% |
| Item | Long Harbour-Mount Arlington Heights | National avg. | Difference |
| Gasoline | $102.00 | $102.07 | 0.1% |
| Item | Long Harbour-Mount Arlington Heights | National avg. | Difference |
| All Electricity | $99.00 | $98.60 | 0.4% |
| City | Population | Cost of Living Index | National Avg. |
| Fox Harbour, NL | 243 | 76 | 24.0% |
| Placentia, NL | 3,442 | 77 | 22.8% |
| Division No. 1, Subd. B, NL | 389 | 77 | 22.8% |
| Norman's Cove-Long Cove, NL | 681 | 78 | 21.9% |
| Division No. 1, Subd. Y, NL | 1,143 | 80 | 20.0% |
| Long Harbour-Mount Arlington Heights, NL | 246 | 77 | 22.9% |
| City | Population | Cost of Living Index | National Avg. |
| Sanford, AL | 246 | n/a | |
| Garland, AR | 246 | n/a | |
| Del Muerto, AZ | 246 | n/a | |
| Harvel, IL | 246 | n/a | |
| Houstonia, MO | 246 | n/a | |
| Long Harbour-Mount Arlington Heights, NL | 246 | 77 | 22.9% |