| Index | Green Mountain | Iowa | National |
| Median home price | $137,874 | $240,019 | $326,622 |
| Median rent asked | $0 | $1,071 | $1,444 |
| Avg. people per household | 2.6 | 2.4 | 2.6 |
| Owner occupied households | 76.5% | 71.1% | 63.6% |
| Renter occupied households | 23.5% | 28.9% | 36.4% |

| Population | Home Price | National Avg. | |
| Ferguson, IA | 128 | $74,428 | 77% |
| Whitten, IA | 142 | $76,684 | 77% |
| Union, IA | 424 | $115,603 | 65% |
| Montour, IA | 254 | $129,478 | 60% |
| Garwin, IA | 662 | $133,714 | 59% |
| Green Mountain, IA | 186 | $137,874 | 58% |
| Population | Home Price | National Avg. | |
| Waterloo, SC | 186 | $0 | 100% |
| Camptonville, CA | 186 | $486,615 | 49% |
| Wheeler, IL | 186 | $52,537 | 84% |
| Gulfcrest, AL | 186 | $247,326 | 24% |
| Webb, IA | 186 | $126,268 | 61% |
| Green Mountain, IA | 186 | $137,874 | 58% |