| Index | Gillett Grove | Iowa | National |
| Median home price | $71,533 | $240,019 | $326,622 |
| Median rent asked | $0 | $1,071 | $1,444 |
| Avg. people per household | 1.0 | 2.4 | 2.6 |
| Owner occupied households | 92.9% | 71.1% | 63.6% |
| Renter occupied households | 7.1% | 28.9% | 36.4% |

| Population | Home Price | National Avg. | |
| Rossie, IA | 87 | $0 | 100% |
| Greenville, IA | 63 | $0 | 100% |
| Ayrshire, IA | 148 | $50,659 | 84% |
| Marathon, IA | 187 | $69,164 | 79% |
| Linn Grove, IA | 182 | $92,123 | 72% |
| Gillett Grove, IA | 27 | $71,533 | 78% |
| Population | Home Price | National Avg. | |
| Alderpoint, CA | 27 | $0 | 100% |
| Waldron, KS | 27 | $0 | 100% |
| Brownsville, MD | 27 | $0 | 100% |
| Boykin, GA | 27 | $0 | 100% |
| La Loma de Falcon, TX | 27 | $0 | 100% |
| Gillett Grove, IA | 27 | $71,533 | 78% |