| Index | Greencastle | Pennsylvania | National |
| Median home price | $203,100 | $164,900 | $175,700 |
| Median rent asked | $784 | $832 | $920 |
| Avg. people per household | 2.2 | 2.4 | 2.6 |
| Owner occupied households | 56.1% | 69.5% | 64.4% |
| Renter occupied households | 43.9% | 30.5% | 35.6% |
| Index | Greencastle | Pennsylvania | National |
| Zillow home value index | n/a | $158,900 | $196,500 |
| Year over year appreciation rate | n/a | 3.92% | 6.79% |
| 5 year average appreciation rate | n/a | 2.15% | 5.28% |
| 10 year average appreciation rate | n/a | 0.47% | 0.01% |
| City, State | Population | Home Price | National Avg. |
| Pondsville, MD | 71 | $0 | 100% |
| Fort Ritchie, MD | 306 | $0 | 100% |
| Kemps Mill, MD | 86 | $0 | 100% |
| Indian Springs, MD | 50 | $0 | 100% |
| Fairview, MD | 0 | $0 | 100% |
| Greencastle, PA | 4,023 | $203,100 | 16% |
| City, State | Population | Home Price | National Avg. |
| Edinburgh, IN | 4,023 | $82,500 | 53% |
| Danielson, CT | 4,023 | $160,900 | 8% |
| Marianna, AR | 4,024 | $53,500 | 70% |
| Oaklyn, NJ | 4,022 | $188,400 | 7% |
| Ridgway, PA | 4,024 | $70,500 | 60% |
| Greencastle, PA | 4,023 | $203,100 | 16% |