| Index | Petronila | Texas | National |
| Median home price | $212,500 | $142,700 | $184,700 |
| Median rent asked | $0 | $911 | $949 |
| Avg. people per household | 2.4 | 2.8 | 2.6 |
| Owner occupied households | 51.4% | 61.9% | 63.6% |
| Renter occupied households | 48.6% | 38.1% | 36.4% |
| Population | Home Price | National Avg. | |
| Tierra Grande, TX | 281 | $0 | 100% |
| North San Pedro, TX | 441 | $49,400 | 73% |
| Driscoll, TX | 712 | $56,500 | 69% |
| Tierra Verde, TX | 252 | $63,300 | 66% |
| Robstown, TX | 11,214 | $64,200 | 65% |
| Petronila, TX | 89 | $212,500 | 15% |
| Population | Home Price | National Avg. | |
| Camas, MT | 89 | $117,500 | 36% |
| Rockingham, GA | 89 | $0 | 100% |
| Costilla, NM | 89 | $0 | 100% |
| Mount Moriah, MO | 89 | $40,800 | 78% |
| Antimony, UT | 89 | $228,100 | 23% |
| Petronila, TX | 89 | $212,500 | 15% |
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