| Index | Port Jefferson | New York | National |
| Median home price | $531,200 | $286,300 | $184,700 |
| Median rent asked | $1,944 | $1,159 | $949 |
| Avg. people per household | 2.4 | 2.6 | 2.6 |
| Owner occupied households | 72.8% | 53.6% | 63.6% |
| Renter occupied households | 27.2% | 46.4% | 36.4% |
| Population | Home Price | National Avg. | |
| Stony Brook University, NY | 8,574 | $0 | 100% |
| Calverton, NY | 5,280 | $184,900 | 0% |
| Mastic Beach, NY | 15,610 | $242,100 | 31% |
| Mastic, NY | 15,068 | $267,600 | 45% |
| Middle Island, NY | 11,030 | $274,700 | 49% |
| Port Jefferson, NY | 8,016 | $531,200 | 188% |
| Population | Home Price | National Avg. | |
| Franklin, VA | 8,015 | $179,200 | 3% |
| Downingtown, PA | 8,012 | $253,100 | 37% |
| Jefferson, WI | 8,011 | $164,500 | 11% |
| Whitmore Lake, MI | 8,010 | $192,100 | 4% |
| New Prague, MN | 8,022 | $264,400 | 43% |
| Port Jefferson, NY | 8,016 | $531,200 | 188% |
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