The Integrated Household Survey (IHS) is a survey made up of multiple other surveys in many countries including the UK . It includes about 340,000 respondents, making it the largest collection of social data in the UK after the census.Integrated Household Survey
/ref> The surveys it is made up of are the

Annual Population Survey The Annual Population Survey (APS) is a combined statistical survey of households in Great Britain which is conducted quarterly by the Office for National Statistics (ONS). It combines results from the Labour Force Survey (LFS) and the English, W ...

and the

Living Cost and Food Survey The Living Costs and Food Survey (LCF) is a survey carried out in the United Kingdom by the Office for National Statistics (ONS). It is carried out on a calendar year basis and collects information on expenditure of goods and services for privat ...

References

Household surveys Demographics of the United Kingdom Office for National Statistics {{database-stub