| Index | Harpers Ferry | West Virginia | National |
| Cost of living | 122 | 85 | 100 |
| Groceries | 101 | 97 | 100 |
| Health care | 103 | 94 | 100 |
| Housing | 164 | 62 | 100 |
| Transportation | 104 | 95 | 100 |
| Utilities | 102 | 94 | 100 |
| Lifestyle & Entertainment | 106 | 94 | 100 |
| Household Items | 100 | 95 | 100 |
| Education & Childcare | 112 | 91 | 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 | $168,115 | $14,010 | $3,922 | $5,044 |
| Renters | $0 | $0 | $0 | $0 |
| State | General Sales Tax | With Max Surtax |
| West Virginia | 6% | 7% |
| State | Income Tax (Low) | Income Tax (High) |
| West Virginia | 3% | 6.5% |
| City | Population | Cost of Living Index | National Avg. |
| Mercersville, MD | 195 | 107 | 6.9% |
| Trego-Rohrersville Station, MD | 105 | 108 | 7.7% |
| Yarrowsburg, MD | 281 | 108 | 7.7% |
| Antietam, MD | 47 | 107 | 6.9% |
| Bakersville, MD | 0 | 107 | 6.9% |
| Harpers Ferry, WV | 346 | 122 | 21.5% |
| City | Population | Cost of Living Index | National Avg. |
| Tununak, AK | 346 | 92 | 8.0% |
| Eckley, CO | 346 | 92 | 8.5% |
| Westville, FL | 346 | 83 | 17.3% |
| Concord, GA | 346 | 91 | 8.9% |
| Fargo, GA | 346 | 83 | 16.8% |
| Harpers Ferry, WV | 346 | 122 | 21.5% |