| Index | Round Lake | Illinois | National |
| Median home price | $213,300 | $174,800 | $184,700 |
| Median rent asked | $1,171 | $925 | $949 |
| Avg. people per household | 2.8 | 2.6 | 2.6 |
| Owner occupied households | 76.3% | 66.0% | 63.6% |
| Renter occupied households | 23.7% | 34.0% | 36.4% |
| Population | Home Price | National Avg. | |
| Park City, IL | 7,636 | $23,200 | 87% |
| North Chicago, IL | 29,967 | $107,900 | 42% |
| Round Lake Park, IL | 7,744 | $120,100 | 35% |
| Zion, IL | 23,677 | $137,700 | 25% |
| McCullom Lake, IL | 1,193 | $138,800 | 25% |
| Round Lake, IL | 18,235 | $213,300 | 15% |
| Population | Home Price | National Avg. | |
| North Massapequa, NY | 18,239 | $471,800 | 155% |
| San Carlos Park, FL | 18,256 | $220,400 | 19% |
| Marshfield, WI | 18,214 | $139,700 | 24% |
| Trenton, MI | 18,214 | $156,200 | 15% |
| Cudahy, WI | 18,211 | $157,100 | 15% |
| Round Lake, IL | 18,235 | $213,300 | 15% |
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