An election to the 56th Parliament of the United Kingdom for the constituency area of Montgomeryshire, held as part of the general election on 7 May 2015.
Conservative hold by Glyn Davies with a majority of 5,325 - 15.8% - on a turnout of 69.3%.
Candidates
| Name | Party | Vote | Vote share | Vote change |
| DAVIES, Glyn | Con | 15,204 | 45.0% | 3.7% |
| DODDS, Jane | LD | 9,879 | 29.3% | -8.6% |
| PARKINSON, Des | UKIP | 3,769 | 11.2% | 7.8% |
| SINGLETON, Martyn | Lab | 1,900 | 5.6% | -1.5% |
| GRIFFITH, Ann | PC | 1,745 | 5.2% | -3.1% |
| CHALONER, Richard | Green | 1,260 | 3.7% | - |
Under section 13(b) of the Representation of the People Act 1985, a candidate gaining 5% or less of the vote share will forfeit their deposit.
An electorate of 48,690, having a valid vote count of 33,757 and an invalid vote count of 54.
Result declared at 02:46 on 8 May 2015.