| Index | Troy | Illinois | National |
| Median home price | $193,700 | $174,800 | $184,700 |
| Median rent asked | $866 | $925 | $949 |
| Avg. people per household | 2.2 | 2.6 | 2.6 |
| Owner occupied households | 74.0% | 66.0% | 63.6% |
| Renter occupied households | 26.0% | 34.0% | 36.4% |
| Population | Home Price | National Avg. | |
| Scott AFB, IL | 3,845 | $0 | 100% |
| Brooklyn, IL | 428 | $31,400 | 83% |
| Washington Park, IL | 3,909 | $32,900 | 82% |
| Madison, IL | 2,941 | $43,800 | 76% |
| Alorton, IL | 2,077 | $45,000 | 76% |
| Troy, IL | 10,278 | $193,700 | 5% |
| Population | Home Price | National Avg. | |
| Pella, IA | 10,279 | $210,600 | 14% |
| Arden Hills, MN | 10,276 | $296,500 | 61% |
| Gig Harbor, WA | 10,280 | $509,800 | 176% |
| Bee Ridge, FL | 10,283 | $249,900 | 35% |
| Mapleton, UT | 10,270 | $461,600 | 150% |
| Troy, IL | 10,278 | $193,700 | 5% |
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