| Index | Big Rock | Illinois | National |
| Median home price | $247,200 | $174,800 | $184,700 |
| Median rent asked | $1,104 | $925 | $949 |
| Avg. people per household | 2.8 | 2.6 | 2.6 |
| Owner occupied households | 88.0% | 66.0% | 63.6% |
| Renter occupied households | 12.0% | 34.0% | 36.4% |
| Population | Home Price | National Avg. | |
| Leland, IL | 932 | $149,100 | 19% |
| Cortland, IL | 4,261 | $162,700 | 12% |
| DeKalb, IL | 42,961 | $165,500 | 10% |
| Millington, IL | 662 | $170,100 | 8% |
| Boulder Hill, IL | 9,081 | $170,200 | 8% |
| Big Rock, IL | 1,271 | $247,200 | 34% |
| Population | Home Price | National Avg. | |
| Renville, MN | 1,271 | $74,700 | 60% |
| Inman, KS | 1,271 | $126,500 | 32% |
| Susitna North, AK | 1,271 | $196,600 | 6% |
| Fayette, OH | 1,271 | $69,200 | 63% |
| Stanberry, MO | 1,271 | $87,500 | 53% |
| Big Rock, IL | 1,271 | $247,200 | 34% |
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