| Index | Middle Island | New York | National |
| Median home price | $274,700 | $286,300 | $184,700 |
| Median rent asked | $1,718 | $1,159 | $949 |
| Avg. people per household | 2.3 | 2.6 | 2.6 |
| Owner occupied households | 70.5% | 53.6% | 63.6% |
| Renter occupied households | 29.5% | 46.4% | 36.4% |
| Population | Home Price | National Avg. | |
| Riverside, NY | 2,610 | $0 | 100% |
| Stony Brook University, NY | 8,574 | $0 | 100% |
| Riverside village, NY | 611 | $74,100 | 60% |
| Calverton, NY | 5,280 | $184,900 | 0% |
| Mastic Beach, NY | 15,610 | $242,100 | 31% |
| Middle Island, NY | 11,030 | $274,700 | 49% |
| Population | Home Price | National Avg. | |
| Ontario, OR | 11,031 | $121,600 | 34% |
| Spencer, IA | 11,038 | $136,400 | 26% |
| Doctor Phillips, FL | 11,020 | $387,000 | 110% |
| New Baltimore, VA | 11,017 | $490,500 | 166% |
| Picayune, MS | 11,016 | $116,500 | 37% |
| Middle Island, NY | 11,030 | $274,700 | 49% |
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