| Official Name: | Sjøåsen |
| 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: | Namdalen |
| Subdivision Type4: | Municipality |
| Subdivision Name4: | Namsos |
| Utc Offset1: | +01:00 |
| Utc Offset1 Dst: | +02:00 |
| Postal Code Type: | Post Code |
| Postal Code: | 7750 Namdalseid |
| Coordinates: | 64.3084°N 11.2224°W |
| Elevation M: | 6 |
| Elevation Footnotes: | [1] |
Sjøåsen is a village in the municipality of Namsos in Trøndelag county, Norway. It is located at the mouth of the river Årgårdselva at the end of the Løgnin arm of the Namsenfjorden. It is located along Norwegian County Road 17 at the intersection with Norwegian County Road 766 which goes north to the neighboring municipalities of Flatanger and Osen.