| Index | Cardiff | Alabama | National |
| Median home price | $50,000 | $128,500 | $184,700 |
| Median rent asked | $0 | $728 | $949 |
| Avg. people per household | 3.7 | 2.5 | 2.6 |
| Owner occupied households | 61.5% | 68.5% | 63.6% |
| Renter occupied households | 38.5% | 31.5% | 36.4% |
| Population | Home Price | National Avg. | |
| Edgewater, AL | 832 | $47,700 | 74% |
| Sipsey, AL | 289 | $50,300 | 73% |
| Brighton, AL | 2,873 | $57,000 | 69% |
| Mulga, AL | 757 | $59,800 | 68% |
| Mount Olive CDP (Coosa County), AL | 275 | $67,300 | 64% |
| Cardiff, AL | 46 | $50,000 | 73% |
| Population | Home Price | National Avg. | |
| Atomic City, ID | 46 | $64,600 | 65% |
| Aurora Center, SD | 46 | $9,999 | 95% |
| Kickapoo Site 6, KS | 46 | $0 | 100% |
| Elbe, WA | 46 | $0 | 100% |
| Swan, IA | 46 | $75,000 | 59% |
| Cardiff, AL | 46 | $50,000 | 73% |
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