| Index | Lerna | Illinois | National |
| Median home price | $68,200 | $174,800 | $184,700 |
| Median rent asked | $613 | $925 | $949 |
| Avg. people per household | 2.3 | 2.6 | 2.6 |
| Owner occupied households | 74.5% | 66.0% | 63.6% |
| Renter occupied households | 25.5% | 34.0% | 36.4% |
| Population | Home Price | National Avg. | |
| Jewett, IL | 281 | $53,300 | 71% |
| Humboldt, IL | 446 | $68,000 | 63% |
| Ashmore, IL | 1,021 | $76,700 | 58% |
| Gays, IL | 209 | $80,000 | 57% |
| Toledo, IL | 1,163 | $80,100 | 57% |
| Lerna, IL | 251 | $68,200 | 63% |
| Population | Home Price | National Avg. | |
| Harcourt, IA | 251 | $63,200 | 66% |
| Clam Gulch, AK | 251 | $142,500 | 23% |
| Caryville, FL | 251 | $55,000 | 70% |
| Kirkville, IA | 251 | $70,000 | 62% |
| College Springs, IA | 251 | $60,400 | 67% |
| Lerna, IL | 251 | $68,200 | 63% |
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