| Index | Roslyn Estates | New York | National |
| Median home price | $2,723,050 | $503,498 | $326,622 |
| Median rent asked | $0 | $1,761 | $1,444 |
| Avg. people per household | 2.5 | 2.6 | 2.6 |
| Owner occupied households | 99.4% | 53.6% | 63.6% |
| Renter occupied households | 0.6% | 46.4% | 36.4% |

| Population | Home Price | National Avg. | |
| Greenville CDP (Greene County), NY | 616 | $289,158 | 11% |
| Wyandanch, NY | 11,925 | $532,585 | 63% |
| Roosevelt, NY | 17,011 | $585,157 | 79% |
| Roslyn, NY | 2,998 | $594,028 | 82% |
| North Amityville, NY | 19,627 | $612,962 | 88% |
| Roslyn Estates, NY | 1,426 | $2,723,050 | 734% |
| Population | Home Price | National Avg. | |
| Black Earth, WI | 1,426 | $335,241 | 3% |
| Wakefield, NE | 1,426 | $185,161 | 43% |
| Factoryville, PA | 1,426 | $283,417 | 13% |
| St. John, KS | 1,427 | $121,477 | 63% |
| DeLand Southwest, FL | 1,427 | $197,732 | 39% |
| Roslyn Estates, NY | 1,426 | $2,723,050 | 734% |