| Index | Sayville | New York | National |
| Median home price | $833,473 | $503,498 | $326,622 |
| Median rent asked | $2,864 | $1,761 | $1,444 |
| Avg. people per household | 2.5 | 2.6 | 2.6 |
| Owner occupied households | 75.6% | 53.6% | 63.6% |
| Renter occupied households | 24.4% | 46.4% | 36.4% |

| Population | Home Price | National Avg. | |
| Stony Brook University, NY | 8,775 | $0 | 100% |
| Ocean Beach, NY | 32 | $0 | 100% |
| Saltaire, NY | 26 | $0 | 100% |
| Mastic Beach, NY | 16,076 | $442,556 | 35% |
| Mastic, NY | 15,624 | $485,233 | 49% |
| Sayville, NY | 16,433 | $833,473 | 155% |
| Population | Home Price | National Avg. | |
| Albemarle, NC | 16,433 | $231,171 | 29% |
| Prospect Heights, IL | 16,432 | $541,083 | 66% |
| Cherryland, CA | 16,430 | $922,222 | 182% |
| Crawfordsville, IN | 16,427 | $190,214 | 42% |
| Walnut Park, CA | 16,426 | $783,892 | 140% |
| Sayville, NY | 16,433 | $833,473 | 155% |