Demarest House is located in Oradell, Bergen County, New Jersey, United States. It was built in 1819 and added to the National Register of Historic Places on January 10, 1983.
Demarest House | |
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| Location | 268 Grove Street, Oradell, New Jersey |
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| Coordinates | 40°57′0″N 74°1′35″W / 40.95000°N 74.02639°W |
| Area | 2.5 acres (1.0 ha) |
| Built | 1819 |
| MPS | Stone Houses of Bergen County TR |
| NRHP reference No. | 83001496[1] |
| NJRHP No. | 611[2] |
| Significant dates | |
| Added to NRHP | January 10, 1983 |
| Designated NJRHP | October 3, 1980 |