| Official Name: | Trøa |
| Settlement Type: | Village |
| Pushpin Map: | Trøndelag#Norway |
| Pushpin Label Position: | top |
| Pushpin Map Caption: | Location of the village |
| Subdivision Type: | Country |
| Subdivision Name: | Norway |
| Subdivision Name1: | Central Norway |
| Subdivision Name2: | Trøndelag |
| Subdivision Type3: | District |
| Subdivision Name3: | Neadalen |
| Subdivision Type4: | Municipality |
| Subdivision Name4: | Selbu |
| Utc Offset1: | +01:00 |
| Utc Offset1 Dst: | +02:00 |
| Area Total Km2: | 0.27 |
| Population As Of: | 2018 |
| Population Total: | 226 |
| Population Density Km2: | 837 |
| Postal Code Type: | Post Code |
| Postal Code: | 7580 Selbu |
| Coordinates: | 63.2529°N 11.1066°W |
| Elevation M: | 180 |
| Elevation Footnotes: | [1] |
Trøa is a village in the municipality of Selbu in Trøndelag county, Norway. It is located along the eastern end of the lake Selbusjøen, just north of the village of Innbygda, about north of the municipal center of Mebonden, and about south of the village of Tømra.
The 0.27km2 village has a population (2018) of 226 and a population density of .[2]