List of Britain's Got Talent episodes
Series 5 (2011)
Columns: Episode | Date | Official ITV1 rating (millions) | Weekly rank | Share (%) | Official ITV1 HD rating (millions) | Total ITV1 viewers (millions)
Auditions 1 | 16 April | 9.74 | 3 | 40.5 | 1.110 | 10.850 | Auditions 2 | 23 April | 9.15 | 3 | 41.5 | 0.897 | 10.047 | Auditions 3 | 30 April | 9.27 | 1 | 39.9 | 0.952 | 10.222 | Auditions 4 | 7 May | 10.20 | 1 | 42.2 | 1.012 | 11.212 | Auditions 5 | 14 May | 8.61 | 3 | 32.0 | 0.835 | 9.445 | Auditions 6 | 21 May | 9.81 | 1 | 42.2 | 0.959 | 10.769 | Auditions 7 | 29 May | 9.88 | 1 | 40.4 | 1.185 | 11.065 | Semi-final 1 | 30 May | 10.59 | 4 | 41.9 | 1.272 | 11.862 | Semi-final 1 results | 30 May | 9.92 | 6 | 38.2 | 1.003 | 10.923 | Semi-final 2 | 31 May | 9.30 | 10 | 40.5 | 1.011 | 10.311 | Semi-final 2 results | 31 May | 8.97 | 15 | 35.8 | N/A | 8.970 | Semi-final 3 | 1 June | 8.93 | 16 | 41.8 | 1.060 | 9.990 | Semi-final 3 results | 1 June | 7.47 | 17 | 28.9 | N/A | 7.470 | Semi-final 4 | 2 June | 9.20 | 12 | 43.2 | 1.003 | 10.203 | Semi-final 4 results | 2 June | 9.23 | 11 | 39.1 | N/A | 9.230 | Semi-final 5 | 3 June | 8.98 | 14 | 43.3 | 1.032 | 10.012 | Semi-final 5 results | 3 June | 9.36 | 9 | 42.3 | 0.976 | 10.336 | Live final | 4 June | 10.79 | 2 | 47.0 | 1.433 | 12.223 | Live final results | 4 June | 11.35 | 1 | 49.3 | 1.272 | 12.622