| Index | Plain City | Ohio | National |
| Median home price | $192,900 | $131,900 | $184,700 |
| Median rent asked | $654 | $743 | $949 |
| Avg. people per household | 2.4 | 2.4 | 2.6 |
| Owner occupied households | 72.5% | 66.0% | 63.6% |
| Renter occupied households | 27.5% | 34.0% | 36.4% |
| Index | Plain City | Ohio | National |
| Zillow home value index | n/a | $126,200 | $196,500 |
| Year over year appreciation rate | n/a | 5.43% | 6.79% |
| 5 year average appreciation rate | n/a | 3.47% | 5.28% |
| 10 year average appreciation rate | n/a | 0.06% | 0.01% |
| City, State | Population | Home Price | National Avg. |
| Urbancrest, OH | 894 | $76,500 | 59% |
| Mechanicsburg, OH | 1,902 | $86,200 | 53% |
| Valleyview, OH | 623 | $90,000 | 51% |
| Lincoln Village, OH | 9,882 | $90,800 | 51% |
| Unionville Center, OH | 361 | $95,000 | 49% |
| Plain City, OH | 4,444 | $192,900 | 4% |
| City, State | Population | Home Price | National Avg. |
| Glassport, PA | 4,444 | $55,300 | 70% |
| Hollister, MO | 4,444 | $113,400 | 39% |
| Boulder Creek, CA | 4,442 | $449,500 | 143% |
| Wauna, WA | 4,447 | $257,000 | 39% |
| Ste. Genevieve, MO | 4,447 | $98,000 | 47% |
| Plain City, OH | 4,444 | $192,900 | 4% |