- On census night the population in England and Wales was 56.1 million. This was the largest the population had ever been.
- There were 27.6 million men and 28.5 million women in England and Wales.
- The population of England and Wales has grown by 3.7 million in the 10 years since the last census, rising from 52.4 million in 2001, an increase of 7.1 per cent.
- The median age of the population in England and Wales was 39. For men, the median age was 38 and for women it was 40. In 1911, the median age was 25.
- The percentage of the population aged 65 and over was the highest seen in any census at 16.4 per cent, that is one in six people in the population was 65 and over.
- There were 430,000 residents aged 90 and over in 2011 compared with 340,000 in 2001 and 13,000 in 1911.
- In 2011, there were 3.5 million children under five in England and Wales, 406,000 more than in 2001.
- In England and Wales the average population density was 371 people per square kilometre; however in London this figure was 5,200.
- There were 23.4 million households in England and Wales on census night. The average household size was 2.4 people per household in 2011.