| Index | Carroll Valley | Pennsylvania | National |
| Median home price | $425,241 | $296,372 | $326,622 |
| Median rent asked | $2,083 | $1,283 | $1,444 |
| Avg. people per household | 2.9 | 2.4 | 2.6 |
| Owner occupied households | 95.1% | 69.0% | 63.6% |
| Renter occupied households | 4.9% | 31.0% | 36.4% |

| Population | Home Price | National Avg. | |
| Middleburg, MD | 0 | $0 | 100% |
| Flora Dale, PA | 29 | $0 | 100% |
| Fort Ritchie, MD | 49 | $0 | 100% |
| Pondsville, MD | 40 | $0 | 100% |
| Sabillasville, MD | 403 | $0 | 100% |
| Carroll Valley, PA | 4,039 | $425,241 | 30% |
| Population | Home Price | National Avg. | |
| Aurora, IN | 4,039 | $193,283 | 41% |
| Bunkie, LA | 4,038 | $153,442 | 53% |
| Scott City, KS | 4,038 | $289,917 | 11% |
| Colorado City, TX | 4,038 | $113,529 | 65% |
| Citronelle, AL | 4,040 | $192,880 | 41% |
| Carroll Valley, PA | 4,039 | $425,241 | 30% |