Rosthwaite, Broughton West should not be confused with Rosthwaite, Borrowdale.
| Country: | England |
| Coordinates: | 54.2997°N -3.1687°W |
| Official Name: | Rosthwaite |
| Civil Parish: | Broughton West |
| Unitary England: | Westmorland and Furness |
| Lieutenancy England: | Cumbria |
| Region: | North West England |
| Constituency Westminster: | Westmorland and Lonsdale |
| Post Town: | BROUGHTON-IN-FURNESS |
| Postcode District: | LA20 |
| Postcode Area: | LA |
| Dial Code: | 01229 |
| Os Grid Reference: | SD239899 |
| Static Image: | High Rosthwaite Farm (geograph 3127902).jpg |
| Static Image Caption: | High Rosthwaite Farm |
Rosthwaite is a settlement in the Broughton West civil parish of Westmorland and Furness, Cumbria England. It is part of the Lake District, north-east of Broughton-in-Furness.
The settlement is within the Westmorland and Lonsdale constituency of the United Kingdom Parliament. Prior to Brexit in 2020 it was part of the North West England constituency of the European Parliament.[1]