| Official Name: | Opphaug |
| Settlement Type: | Village |
| Pushpin Map: | Trøndelag#Norway |
| Pushpin Label Position: | top |
| Subdivision Type: | Country |
| Subdivision Name: | Norway |
| Subdivision Name1: | Central Norway |
| Subdivision Name2: | Trøndelag |
| Subdivision Type3: | District |
| Subdivision Name3: | Fosen |
| Subdivision Type4: | Municipality |
| Subdivision Name4: | Ørland Municipality |
| Utc Offset1: | +01:00 |
| Utc Offset1 Dst: | +02:00 |
| Area Total Km2: | 0.42 |
| Population As Of: | 2024 |
| Population Total: | 398 |
| Population Density Km2: | 948 |
| Postal Code Type: | Post Code |
| Postal Code: | 7140 Opphaug |
| Coordinates: | 63.7273°N 9.6888°W |
| Elevation M: | 12 |
| Elevation Footnotes: | [1] |
Opphaug[2] is a village in Ørland Municipality in Trøndelag county, Norway. The village is located on the Ørlandet peninsula about east of the village of Uthaug, northwest of the villages of Ottarsbu and Austrått, and northeast of the town of Brekstad.
The 0.42km2 village has a population (2024) of 398 and a population density of .[3] Opphaug has small-scale industry and a grain mill.[4]