| Index | Mardela Springs | Maryland | National |
| Cost of living | 106 | 121 | 100 |
| Groceries | 107 | 105 | 100 |
| Health care | 109 | 109 | 100 |
| Housing | 103 | 151 | 100 |
| Transportation | 110 | 109 | 100 |
| Utilities | 106 | 108 | 100 |
| Lifestyle & Entertainment | 111 | 109 | 100 |
| Household Items | 104 | 105 | 100 |
| Education & Childcare | 108 | 112 | 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 | $126,874 | $10,573 | $2,960 | $3,807 |
| Renters | $95,918 | $7,993 | $2,238 | $2,878 |
| State | General Sales Tax | With Max Surtax |
| Maryland | 6% | 6% |
| State | Income Tax (Low) | Income Tax (High) |
| Maryland | 2% | 5.75% |
| City | Population | Cost of Living Index | National Avg. |
| Nanticoke Acres, MD | 36 | 108 | 7.7% |
| Whitehaven, MD | 173 | 108 | 7.7% |
| Waterview, MD | 21 | 108 | 7.7% |
| Elliott, MD | 39 | 108 | 7.7% |
| Mount Vernon, MD | 1,052 | 94 | 5.8% |
| Mardela Springs, MD | 500 | 106 | 6.4% |
| City | Population | Cost of Living Index | National Avg. |
| Orchid, FL | 500 | 271 | 171.3% |
| Sopchoppy, FL | 500 | 97 | 3.1% |
| Rudd, IA | 500 | 82 | 17.7% |
| Laytonsville, MD | 500 | 162 | 61.6% |
| Cartwright, OK | 500 | 80 | 20.0% |
| Mardela Springs, MD | 500 | 106 | 6.4% |