Grates Cove | |
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| Country |  Canada |
| Province |  Newfoundland and Labrador |
| Census division | Division 1 |
| Census subdivision | Subdivision G |
| Population (2021) | |
| • Total | 180 |
| Time zone | UTC-3:30 (Newfoundland Time) |
| • Summer (DST) | UTC-2:30 (Newfoundland Daylight) |
| Area code | 709 |
| Highways | Grates Cove Road to  Route 70 |
Grates Cove is a local service district and designated place in the Canadian province of Newfoundland and Labrador. It is the most northerly community on the Avalon Peninsula, located on the tip of the Bay de Verde Peninsula on the island of Newfoundland. Called "the Grates" by John Guy as early as 1612, the origin of the name is unknown.