| Index | Dargan | Maryland | National |
| Median home price | $494,478 | $517,567 | $326,622 |
| Median rent asked | $0 | $1,931 | $1,444 |
| Avg. people per household | 1.8 | 2.6 | 2.6 |
| Owner occupied households | 100.0% | 66.5% | 63.6% |
| Renter occupied households | 0.0% | 33.5% | 36.4% |

| Population | Home Price | National Avg. | |
| Eakles Mill, MD | 0 | $0 | 100% |
| Antietam, MD | 47 | $0 | 100% |
| Gapland, MD | 62 | $0 | 100% |
| Mount Briar, MD | 121 | $0 | 100% |
| Trego-Rohrersville Station, MD | 105 | $0 | 100% |
| Dargan, MD | 208 | $494,478 | 51% |
| Population | Home Price | National Avg. | |
| Antreville, SC | 208 | $0 | 100% |
| Hardwick, MN | 208 | $105,180 | 68% |
| Gakona, AK | 208 | $0 | 100% |
| Guilford, NY | 208 | $206,055 | 37% |
| Alamillo, NM | 208 | $0 | 100% |
| Dargan, MD | 208 | $494,478 | 51% |