| Index | Topsail Beach | North Carolina | National |
| Cost of living | 144 | 96 | 100 |
| Groceries | 99 | 100 | 100 |
| Health care | 98 | 99 | 100 |
| Housing | 249 | 88 | 100 |
| Transportation | 98 | 99 | 100 |
| Utilities | 99 | 99 | 100 |
| Lifestyle & Entertainment | 98 | 100 | 100 |
| Household Items | 102 | 100 | 100 |
| Education & Childcare | 99 | 100 | 100 |

| Cost of living index | |
| Groceries index | |
| Health care index | |
| Housing index | |
| Transportation index | |
| Utilities index | |
| Lifestyle index | |
| Household index | |
| Educare index |
| Median Income | Per Year | Per Month | Max Budget (28% DTI) | Max Budget (36% DTI) |
| Owners | $146,690 | $12,224 | $3,423 | $4,401 |
| Renters | $37,196 | $3,100 | $868 | $1,116 |
| State | General Sales Tax | With Max Surtax |
| North Carolina | 4.75% | 7.5% |
| State | Income Tax (Low) | Income Tax (High) |
| North Carolina | 4.75% | 4.75% |
| City | Population | Cost of Living Index | National Avg. |
| Blue Clay Farms, NC | 53 | 99 | 1.3% |
| Rocky Point, NC | 1,687 | 96 | 4.4% |
| Castle Hayne, NC | 1,017 | 100 | 0.2% |
| Kings Grant, NC | 8,935 | 100 | 0.4% |
| Northchase, NC | 5,133 | 102 | 2.4% |
| Topsail Beach, NC | 482 | 144 | 43.7% |
| City | Population | Cost of Living Index | National Avg. |
| Lisman, AL | 482 | 81 | 18.7% |
| San Jose, AZ | 482 | 91 | 9.0% |
| Parker, ID | 482 | 104 | 3.7% |
| Oakland, MS | 482 | 85 | 14.9% |
| Valley Falls, NY | 482 | 102 | 2.5% |
| Topsail Beach, NC | 482 | 144 | 43.7% |