| Index | La Plata | Maryland | National |
| Cost of living | 129 | 121 | 100 |
| Groceries | 106 | 105 | 100 |
| Health care | 112 | 109 | 100 |
| Housing | 172 | 151 | 100 |
| Transportation | 112 | 109 | 100 |
| Utilities | 112 | 108 | 100 |
| Lifestyle & Entertainment | 113 | 109 | 100 |
| Household Items | 104 | 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 | $170,208 | $14,184 | $3,971 | $5,107 |
| Renters | $76,677 | $6,390 | $1,789 | $2,301 |
| 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. |
| Cedarville, MD | 599 | 110 | 10.1% |
| Port Tobacco Village, MD | 4 | 110 | 10.1% |
| Potomac Heights, MD | 1,295 | 90 | 10.5% |
| Woodlawn CDP (Carroll County), VA | 2,334 | 89 | 11.3% |
| Indian Head, MD | 3,894 | 111 | 11.4% |
| La Plata, MD | 9,875 | 129 | 28.6% |
| City | Population | Cost of Living Index | National Avg. |
| Winslow, AZ | 9,874 | 89 | 10.6% |
| Wapakoneta, OH | 9,876 | 87 | 13.4% |
| Lititz, PA | 9,877 | 102 | 2.1% |
| Brownsville, TN | 9,877 | 85 | 14.9% |
| Bardmoor, FL | 9,880 | 112 | 12.1% |
| La Plata, MD | 9,875 | 129 | 28.6% |