R257
| R257 | |||
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| From: | An Ardaidh Mhór (B908300) | ||
| To: | Dobhar (B838211) | ||
| Via: | Machaire Uí Rabhartaigh, An Bun Beag | ||
| Length: | 25.8 km (16 miles) | ||
| Meets: | N56, R258 | ||
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| Traditional Counties | |||
The R257 follows the coast of Gaoth Dobhair (Gweedore) in northwest Donegal from An Ardaidh Mhór, close to Gort an Choirce (Gortahork) on the N56, via the area known as Cnoc Fola (The Bloody Foreland) before rejoining the N56 at Dobhar, 1 km north of Croithlí (Crolly).
| R257 | ||
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