| Index | Poplar Grove | Illinois | National |
| Median home price | $315,039 | $308,565 | $326,622 |
| Median rent asked | $2,339 | $1,374 | $1,444 |
| 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 | 271 | $149,762 | 54% |
| Beloit, WI | 37,938 | $170,665 | 48% |
| Rockford, IL | 151,169 | $170,955 | 48% |
| New Milford, IL | 1,399 | $186,386 | 43% |
| Belvidere, IL | 25,831 | $203,732 | 38% |
| Poplar Grove, IL | 4,641 | $315,039 | 4% |
| Population | Home Price | National Avg. | |
| Benton, KY | 4,641 | $238,639 | 27% |
| Montgomery, NY | 4,641 | $464,939 | 42% |
| Wamego, KS | 4,642 | $283,243 | 13% |
| Aurora, NE | 4,642 | $276,011 | 15% |
| Verdigris, OK | 4,639 | $301,217 | 8% |
| Poplar Grove, IL | 4,641 | $315,039 | 4% |