| Index | Mount Aetna | Maryland | National |
| Median home price | $676,168 | $517,567 | $326,622 |
| Median rent asked | $0 | $1,931 | $1,444 |
| Avg. people per household | 4.0 | 2.6 | 2.6 |
| Owner occupied households | 89.6% | 66.5% | 63.6% |
| Renter occupied households | 10.4% | 33.5% | 36.4% |

| Population | Home Price | National Avg. | |
| Cearfoss, MD | 120 | $0 | 100% |
| Kemps Mill, MD | 0 | $0 | 100% |
| Reid, MD | 0 | $0 | 100% |
| Antietam, MD | 47 | $0 | 100% |
| Fort Ritchie, MD | 49 | $0 | 100% |
| Mount Aetna, MD | 614 | $676,168 | 107% |
| Population | Home Price | National Avg. | |
| Washington Park, NC | 614 | $463,337 | 42% |
| Conetoe, NC | 614 | $104,839 | 68% |
| Lake Mystic, FL | 614 | $310,193 | 5% |
| Notus, ID | 614 | $198,803 | 39% |
| Funston, GA | 614 | $133,916 | 59% |
| Mount Aetna, MD | 614 | $676,168 | 107% |