Newton by-election 21 October 2010
| Candidates | Party | Votes | % |
|---|---|---|---|
| Simon Arthur | Welsh Liberal Democrats | 299 | |
| Peter Birch | Independent | 108 | |
| Pam Erasmus | Labour Party Candidate | 187 | |
| Rob Lowe | Plaid Cymru - The Party of Wales | 31 | |
| Miles Thomas | Welsh Conservative Party | 545 | |
| Majority | 246 | ||
| Turnout | 40.01% | ||
| Electorate | 2924 | ||