| Index | Greenlawn | New York | National |
| Median home price | $473,100 | $286,300 | $184,700 |
| Median rent asked | $931 | $1,159 | $949 |
| Avg. people per household | 2.7 | 2.6 | 2.6 |
| Owner occupied households | 83.1% | 53.6% | 63.6% |
| Renter occupied households | 16.9% | 46.4% | 36.4% |
| Population | Home Price | National Avg. | |
| Stony Brook University, NY | 8,574 | $0 | 100% |
| Wyandanch, NY | 11,632 | $294,200 | 59% |
| Central Islip, NY | 33,591 | $297,100 | 61% |
| North Bay Shore, NY | 19,728 | $314,400 | 70% |
| Baywood, NY | 6,915 | $319,100 | 73% |
| Greenlawn, NY | 14,598 | $473,100 | 156% |
| Population | Home Price | National Avg. | |
| Ferndale, WA | 14,591 | $329,800 | 79% |
| Yankton, SD | 14,619 | $155,000 | 16% |
| Homosassa Springs, FL | 14,566 | $86,500 | 53% |
| Thibodaux, LA | 14,565 | $167,500 | 9% |
| Roanoke Rapids, NC | 14,562 | $107,400 | 42% |
| Greenlawn, NY | 14,598 | $473,100 | 156% |
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