| Index | Thornwood | New York | National |
| Median home price | $1,087,504 | $503,498 | $326,622 |
| Median rent asked | $2,634 | $1,761 | $1,444 |
| Avg. people per household | 2.9 | 2.6 | 2.6 |
| Owner occupied households | 81.2% | 53.6% | 63.6% |
| Renter occupied households | 18.8% | 46.4% | 36.4% |

| Population | Home Price | National Avg. | |
| Greenville CDP (Greene County), NY | 616 | $289,158 | 11% |
| Mount Ivy, NY | 7,675 | $470,861 | 44% |
| West Haverstraw, NY | 10,539 | $481,894 | 48% |
| Haverstraw, NY | 12,431 | $491,919 | 51% |
| Peekskill, NY | 25,021 | $513,396 | 57% |
| Thornwood, NY | 4,636 | $1,087,504 | 233% |
| Population | Home Price | National Avg. | |
| Negaunee, MI | 4,636 | $220,116 | 33% |
| Lexington, MO | 4,635 | $217,087 | 34% |
| Jonesboro, LA | 4,635 | $130,795 | 60% |
| Berwick, LA | 4,638 | $242,823 | 26% |
| New Roads, LA | 4,639 | $244,862 | 25% |
| Thornwood, NY | 4,636 | $1,087,504 | 233% |