| Index | San Carlos I | Texas | National |
| Median home price | $0 | $142,700 | $184,700 |
| Median rent asked | $0 | $911 | $949 |
| Avg. people per household | 4.3 | 2.8 | 2.6 |
| Owner occupied households | 64.5% | 61.9% | 63.6% |
| Renter occupied households | 35.5% | 38.1% | 36.4% |
| Population | Home Price | National Avg. | |
| Los Arcos, TX | 38 | $0 | 100% |
| Laredo Ranchettes, TX | 0 | $0 | 100% |
| Los Altos, TX | 141 | $0 | 100% |
| Los Centenarios, TX | 0 | $0 | 100% |
| Colorado Acres, TX | 57 | $0 | 100% |
| San Carlos I, TX | 309 | $0 | 100% |
| Population | Home Price | National Avg. | |
| Newport, IN | 309 | $54,700 | 70% |
| Esto, FL | 309 | $70,000 | 62% |
| New Munich, MN | 309 | $119,900 | 35% |
| Clifton, VA | 309 | $882,800 | 378% |
| Bancroft, ID | 309 | $89,200 | 52% |
| San Carlos I, TX | 309 | $0 | 100% |
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