Census transformation

Find out what the census is and why it's important to all of us.

Find out about the different stages involved in organising Census 2021.

Outlines the recommendations for the 2021 Census, and the associated Equality Impact Assessment.

Provides details of how we developed and tested the overall look of the Census 2021 questions and questionnaires.

Find out the latest from our Census Transformation Programme, including upcoming events, how to register and contribute.

Find out what we are doing to ensure the 2021 Census outputs retain the National Statistics accreditation.

Find out the latest on our output plans for the data from the next census.

We’ve published our response to the consultation we carried out on our proposed design of 2021 Census outputs.

Details the work to determine the questions in the 2021 Census, and the development of the 2021 Census questionnaire.

Find out about the legislation behind the 2021 Census.

Find out about the census tests and rehearsal we’ve run as part of our preparations for Census 2021.

Our latest Administrative Data Census Research Output publications.

Sets out the initial thinking for the design of the 2021 Census in England and Wales.

We are investigating the feasibility of moving to a census based on administrative data after 2021. Learn about our progress and research outputs here.

Innovative approaches and new technologies.

Find out the latest information on our consultations and access previous consultations.

The Office for National Statistics (ONS) is welcoming a number of suppliers to help deliver the 2021 Census.

Beyond 2011 programme closed in January 2015. The new Census Transformation Programme (CTP) will develop the 2021 Census.

Want to talk to us? Here's how.

Your information is safe with us.

If you are from a local authority or community group and want to provide support to others with their census, we would really appreciate your help.

How we run, process and quality assure the 2021 Census in England and Wales.