| Index | Karns City | Pennsylvania | National |
| Median home price | $192,042 | $296,372 | $326,622 |
| Median rent asked | $1,274 | $1,283 | $1,444 |
| Avg. people per household | 2.5 | 2.4 | 2.6 |
| Owner occupied households | 55.3% | 69.0% | 63.6% |
| Renter occupied households | 44.7% | 31.0% | 36.4% |

| Population | Home Price | National Avg. | |
| West Sunbury, PA | 251 | $0 | 100% |
| Cherry Valley, PA | 68 | $0 | 100% |
| Unionville, PA | 631 | $98,731 | 70% |
| Kittanning, PA | 3,862 | $122,202 | 63% |
| Callensburg, PA | 131 | $126,965 | 61% |
| Karns City, PA | 213 | $192,042 | 41% |
| Population | Home Price | National Avg. | |
| Yorkana, PA | 213 | $258,134 | 21% |
| Casstown, OH | 213 | $156,890 | 52% |
| Almyra, AR | 213 | $112,156 | 66% |
| Turney, MO | 213 | $154,924 | 53% |
| Hobson, AL | 213 | $294,678 | 10% |
| Karns City, PA | 213 | $192,042 | 41% |