| Index | Lake Petersburg | Illinois | National |
| Median home price | $266,000 | $174,800 | $184,700 |
| Median rent asked | $0 | $925 | $949 |
| Avg. people per household | 0.9 | 2.6 | 2.6 |
| Owner occupied households | 94.0% | 66.0% | 63.6% |
| Renter occupied households | 6.0% | 34.0% | 36.4% |
| Population | Home Price | National Avg. | |
| Kilbourne, IL | 350 | $60,000 | 68% |
| Middletown, IL | 212 | $60,600 | 67% |
| Grandview, IL | 1,389 | $65,100 | 65% |
| Greenview, IL | 920 | $69,000 | 63% |
| Oakford, IL | 193 | $77,100 | 58% |
| Lake Petersburg, IL | 547 | $266,000 | 44% |
| Population | Home Price | National Avg. | |
| Winchester, KS | 547 | $79,300 | 57% |
| Stanton, TN | 547 | $77,900 | 58% |
| Noxapater, MS | 547 | $76,500 | 59% |
| Zearing, IA | 547 | $108,700 | 41% |
| Benzonia, MI | 547 | $119,900 | 35% |
| Lake Petersburg, IL | 547 | $266,000 | 44% |
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