| Index | Garrett Park | Maryland | National |
| Cost of living | 218 | 121 | 100 |
| Groceries | 107 | 105 | 100 |
| Health care | 109 | 109 | 100 |
| Housing | 472 | 151 | 100 |
| Transportation | 109 | 109 | 100 |
| Utilities | 109 | 108 | 100 |
| Lifestyle & Entertainment | 109 | 109 | 100 |
| Household Items | 105 | 105 | 100 |
| Education & Childcare | 114 | 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 | $340,677 | $28,390 | $7,949 | $10,221 |
| Renters | $86,791 | $7,233 | $2,025 | $2,604 |
| 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. |
| Wakefield town, VA | 838 | 92 | 8.4% |
| Cottage City, MD | 1,193 | 105 | 5.5% |
| Silver Hill, MD | 5,346 | 132 | 31.6% |
| Seat Pleasant, MD | 4,929 | 132 | 32.1% |
| Capitol Heights, MD | 4,609 | 134 | 34.2% |
| Garrett Park, MD | 871 | 218 | 117.7% |
| City | Population | Cost of Living Index | National Avg. |
| Hoonah, AK | 871 | 117 | 17.2% |
| Roland, AR | 871 | 135 | 34.6% |
| Tulelake, CA | 871 | 91 | 8.8% |
| Newell, IA | 871 | 81 | 18.9% |
| Brownstown, IL | 871 | 83 | 17.3% |
| Garrett Park, MD | 871 | 218 | 117.7% |