| Index | Castalia | Ohio | National |
| Median home price | $155,300 | $131,900 | $184,700 |
| Median rent asked | $714 | $743 | $949 |
| Avg. people per household | 3.3 | 2.4 | 2.6 |
| Owner occupied households | 59.1% | 66.0% | 63.6% |
| Renter occupied households | 40.9% | 34.0% | 36.4% |
| Population | Home Price | National Avg. | |
| Wightmans Grove, OH | 40 | $0 | 100% |
| Vickery, OH | 114 | $0 | 100% |
| Flat Rock, OH | 261 | $69,300 | 62% |
| Green Springs, OH | 1,426 | $84,100 | 54% |
| Sandusky, OH | 24,651 | $85,300 | 54% |
| Castalia, OH | 1,142 | $155,300 | 16% |
| Population | Home Price | National Avg. | |
| Akron, IN | 1,142 | $87,900 | 52% |
| Maysville, MO | 1,142 | $91,100 | 51% |
| Discovery Harbour, HI | 1,142 | $354,500 | 92% |
| Eddyville, IA | 1,142 | $86,500 | 53% |
| Alamo, NV | 1,142 | $121,900 | 34% |
| Castalia, OH | 1,142 | $155,300 | 16% |
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