Results for the UK general election on 7 May 2015 England - Elections contested by Communist Party of Britain
| Constituency | Candidate | Electorate | Turnout | Votes | Vote share | Vote change | Position |
| North Devon | SABLES, Gerrard | 74,737 | 70.0% | 138 | 0.3% | +0.1% | 6th |
| Plymouth, Sutton and Devonport | ROSSINGTON, Laura-Jane | 73,274 | 65.5% | 106 | 0.2% | - | 6th |
| Croydon North | STEVENSON, Ben | 85,941 | 62.3% | 125 | 0.2% | -0.1% | 8th |
| Sheffield Central | ANDREW, Steve | 72,321 | 61.1% | 119 | 0.3% | - | 6th |
| Newcastle upon Tyne East | STEVENSON, Mollie | 64,243 | 61.1% | 122 | 0.3% | -0.2% | 7th |
| Birmingham, Hodge Hill | CHAFFER, Andy | 75,302 | 54.5% | 153 | 0.4% | - | 6th |
Turnout as calculated by the House of Commons Library, is the total number of votes cast and not spoiled, divided by the size of the electorate.
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.