| Country: | Scotland |
| Official Name: | Westfield |
| Gaelic Name: | an t-Achadh Siar[1] |
| Os Grid Reference: | ND066638 |
| Map Type: | Caithness |
| Coordinates: | 58.5523°N -3.6058°W |
| Unitary Scotland: | Highland |
| Post Town: | Thurso |
| Postcode District: | KW14 7 |
| Postcode Area: | KW |
Westfield (Gaelic; Scottish Gaelic: An t-Achadh Siar) is a remote village, located 3 miles southeast of Thurso, in Caithness, Scottish Highlands and is in the Scottish council area of Highland.
Forss Water passes through Westfield.