| Index | Crystal Lake | Illinois | National |
| Median home price | $409,043 | $308,565 | $326,622 |
| Median rent asked | $1,828 | $1,374 | $1,444 |
| Avg. people per household | 2.6 | 2.6 | 2.6 |
| Owner occupied households | 75.9% | 66.0% | 63.6% |
| Renter occupied households | 24.1% | 34.0% | 36.4% |

| Population | Home Price | National Avg. | |
| Round Lake Park, IL | 8,005 | $218,272 | 33% |
| Harvard, IL | 9,547 | $226,550 | 31% |
| McCullom Lake, IL | 1,222 | $245,561 | 25% |
| Round Lake Beach, IL | 28,313 | $268,049 | 18% |
| Long Lake, IL | 3,173 | $271,302 | 17% |
| Crystal Lake, IL | 40,724 | $409,043 | 25% |
| Population | Home Price | National Avg. | |
| Essex, MD | 40,724 | $351,817 | 8% |
| New Berlin, WI | 40,724 | $493,601 | 51% |
| Germantown, TN | 40,725 | $593,065 | 82% |
| Sumter, SC | 40,739 | $237,751 | 27% |
| Plant City, FL | 40,706 | $314,858 | 4% |
| Crystal Lake, IL | 40,724 | $409,043 | 25% |