EU Membership: ComRes
| End Date | Company | Client | IN | OUT | DK | Lead |
| 02 Mar 2018 | ComRes Online | 43 | 46 | 12 | +3 | |
| 11 Jan 2018 | ComRes Online | Daily Mirror | 51 | 43 | 6 | +8 |
| 18 Dec 2016 | ComRes Online | CNN | 45 | 47 | 8 | +2 |
| 27 Nov 2016 | ComRes Online | Daily Mirror | 46 | 47 | 6 | +1 |
| 22 Jun 2016 | ComRes Phone | Daily Mail/ITV News | 48 | 42 | 11 | +6 |
| 13 Jun 2016 | ComRes Phone | Sun | 46 | 45 | 9 | +1 |
| 17 May 2016 | ComRes Phone | Daily Mail/ITV News | 52 | 41 | 7 | +11 |
| 19 Apr 2016 | ComRes Phone | Daily Mail/ITV News | 51 | 40 | 9 | +11 |
| 10 Apr 2016 | ComRes Phone | Sun | 45 | 38 | 17 | +7 |
| 20 Mar 2016 | ComRes Phone | Daily Mail | 48 | 41 | 11 | +7 |
| 22 Feb 2016 | ComRes Phone | Daily Mail | 51 | 39 | 10 | +12 |
| 14 Feb 2016 | ComRes Phone | ITV News | 49 | 41 | 10 | +8 |
| 25 Jan 2016 | ComRes Phone | Daily Mail | 54 | 36 | 10 | +18 |
| 13 Dec 2015 | ComRes Phone | Open Europe | 56 | 35 | 8 | +21 |
| 28 Sep 2015 | ComRes Phone | Daily Mail | 55 | 36 | 8 | +19 |
| 31 May 2015 | ComRes Phone | Daily Mail | 58 | 31 | 11 | +27 |
| 05 May 2015 | ComRes Phone | Daily Mail/ITV News | 56 | 34 | 10 | +22 |
| 23 Nov 2014 | ComRes | ITV | 32 | 48 | 20 | +16 |
| 29 Jun 2014 | ComRes | ITV | 36 | 43 | 21 | +7 |
| 01 Jun 2014 | ComRes | ITV | 40 | 42 | 18 | +2 |