| Index | Poplar Grove | Illinois | National |
| Median home price | $175,000 | $174,800 | $184,700 |
| Median rent asked | $1,565 | $925 | $949 |
| Avg. people per household | 2.8 | 2.6 | 2.6 |
| Owner occupied households | 87.7% | 66.0% | 63.6% |
| Renter occupied households | 12.3% | 34.0% | 36.4% |
| Population | Home Price | National Avg. | |
| Garden Prairie, IL | 265 | $85,000 | 54% |
| Rockford, IL | 147,441 | $95,200 | 48% |
| Beloit, WI | 36,804 | $96,400 | 48% |
| New Milford, IL | 1,356 | $105,000 | 43% |
| Belvidere, IL | 24,932 | $114,600 | 38% |
| Poplar Grove, IL | 4,497 | $175,000 | 5% |
| Population | Home Price | National Avg. | |
| Benton, KY | 4,498 | $136,200 | 26% |
| Whiteland, IN | 4,495 | $142,500 | 23% |
| Louisburg, KS | 4,499 | $184,300 | 0% |
| Royal Pines, NC | 4,499 | $292,900 | 59% |
| Littlestown, PA | 4,494 | $185,600 | 0% |
| Poplar Grove, IL | 4,497 | $175,000 | 5% |
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