| Index | Spring Grove | Illinois | National |
| Median home price | $308,800 | $174,800 | $184,700 |
| Median rent asked | $2,101 | $925 | $949 |
| Avg. people per household | 2.8 | 2.6 | 2.6 |
| Owner occupied households | 94.4% | 66.0% | 63.6% |
| Renter occupied households | 5.6% | 34.0% | 36.4% |
| Population | Home Price | National Avg. | |
| Round Lake Park, IL | 7,744 | $120,100 | 35% |
| McCullom Lake, IL | 1,193 | $138,800 | 25% |
| Lake Ivanhoe, WI | 398 | $145,200 | 21% |
| Round Lake Beach, IL | 27,313 | $149,000 | 19% |
| Long Lake, IL | 3,065 | $151,900 | 18% |
| Spring Grove, IL | 5,672 | $308,800 | 67% |
| Population | Home Price | National Avg. | |
| Mount Carmel, PA | 5,672 | $45,300 | 75% |
| Gardiner, ME | 5,670 | $149,800 | 19% |
| Hollidaysburg, PA | 5,675 | $165,800 | 10% |
| Ballston Spa, NY | 5,675 | $231,200 | 25% |
| Valparaiso, FL | 5,669 | $268,500 | 45% |
| Spring Grove, IL | 5,672 | $308,800 | 67% |
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