| Index | Greenport | New York | National |
| Median home price | $452,700 | $283,700 | $175,700 |
| Median rent asked | $1,310 | $1,117 | $920 |
| Avg. people per household | 2.5 | 2.6 | 2.6 |
| Owner occupied households | 48.3% | 53.8% | 64.4% |
| Renter occupied households | 51.7% | 46.2% | 35.6% |
| Index | Greenport | New York | National |
| Zillow home value index | $518,200 | $287,600 | $196,500 |
| Year over year appreciation rate | 6.63% | 8.16% | 6.79% |
| 5 year average appreciation rate | 6.29% | 3.26% | 5.28% |
| 10 year average appreciation rate | 0.47% | n/a | 0.01% |
| City, State | Population | Home Price | National Avg. |
| Dering Harbor, NY | 5 | $0 | 100% |
| Northville, NY | 1,112 | $125,600 | 29% |
| Clinton, CT | 3,372 | $281,000 | 60% |
| Niantic, CT | 3,032 | $285,200 | 62% |
| Westbrook Center, CT | 2,182 | $302,300 | 72% |
| Greenport, NY | 2,369 | $452,700 | 158% |
| City, State | Population | Home Price | National Avg. |
| Idalou, TX | 2,369 | $95,400 | 46% |
| Wisconsin Dells, WI | 2,369 | $159,900 | 9% |
| Mountain Lake Park, MD | 2,368 | $177,500 | 1% |
| Lavon, TX | 2,367 | $169,400 | 4% |
| Hardinsburg, KY | 2,371 | $92,300 | 47% |
| Greenport, NY | 2,369 | $452,700 | 158% |