| Index | Rock City | Illinois | National |
| Median home price | $103,300 | $174,800 | $184,700 |
| Median rent asked | $806 | $925 | $949 |
| Avg. people per household | 2.5 | 2.6 | 2.6 |
| Owner occupied households | 77.5% | 66.0% | 63.6% |
| Renter occupied households | 22.5% | 34.0% | 36.4% |
| Population | Home Price | National Avg. | |
| Freeport, IL | 23,930 | $67,500 | 63% |
| Ridott, IL | 170 | $85,000 | 54% |
| Dakota, IL | 721 | $87,500 | 53% |
| Cedarville, IL | 622 | $93,300 | 49% |
| German Valley, IL | 565 | $94,100 | 49% |
| Rock City, IL | 354 | $103,300 | 44% |
| Population | Home Price | National Avg. | |
| Greeley, KS | 354 | $54,100 | 71% |
| Abbott, TX | 354 | $127,900 | 31% |
| Otterville, MO | 354 | $81,800 | 56% |
| Pomona, MO | 354 | $52,900 | 71% |
| Somerville, IN | 354 | $79,500 | 57% |
| Rock City, IL | 354 | $103,300 | 44% |
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