| Index | Antietam | Maryland | National |
| Median home price | $0 | $517,567 | $326,622 |
| Median rent asked | $0 | $1,931 | $1,444 |
| Avg. people per household | 0.8 | 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. | |
| Yarrowsburg, MD | 281 | $0 | 100% |
| Big Pool, MD | 87 | $0 | 100% |
| Breathedsville, MD | 288 | $0 | 100% |
| Kemps Mill, MD | 0 | $0 | 100% |
| Big Spring, MD | 51 | $0 | 100% |
| Antietam, MD | 47 | $0 | 100% |
| Population | Home Price | National Avg. | |
| Archer, NE | 47 | $189,939 | 42% |
| Voltaire, ND | 47 | $387,947 | 19% |
| Milton, ND | 47 | $122,981 | 62% |
| Libertyville, AL | 47 | $295,993 | 9% |
| Hamer, ID | 47 | $329,327 | 1% |
| Antietam, MD | 47 | $0 | 100% |