| Index | Marion | Illinois | National |
| Median home price | $125,600 | $174,800 | $184,700 |
| Median rent asked | $728 | $925 | $949 |
| Avg. people per household | 2.1 | 2.6 | 2.6 |
| Owner occupied households | 57.8% | 66.0% | 63.6% |
| Renter occupied households | 42.2% | 34.0% | 36.4% |
| Population | Home Price | National Avg. | |
| Zeigler, IL | 1,779 | $47,000 | 75% |
| New Burnside, IL | 132 | $47,900 | 74% |
| Royalton, IL | 1,107 | $48,100 | 74% |
| Freeman Spur, IL | 269 | $49,500 | 73% |
| Orient, IL | 434 | $51,100 | 72% |
| Marion, IL | 17,539 | $125,600 | 32% |
| Population | Home Price | National Avg. | |
| Godfrey, IL | 17,540 | $154,800 | 16% |
| Lithia Springs, GA | 17,545 | $131,700 | 29% |
| Bostonia, CA | 17,532 | $391,400 | 112% |
| Wantagh, NY | 17,548 | $535,700 | 190% |
| Manassas Park, VA | 17,548 | $299,700 | 62% |
| Marion, IL | 17,539 | $125,600 | 32% |
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