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Active Lives Survey 2024-25 Year 10 – technical note

Adults | November 2024 – November 2025

Fieldwork and survey design

The data presented here were collected between November 2024 and November 2025 in England. The data were collected using a CAWI (Computer Assisted Web Interviewing) online questionnaire (75.1%) and a paper self-completion questionnaire (24.9%).

The questionnaire can be completed by members of the public aged 16 or over. Valid responses which could be used for analysis were received from 176,326 people in total. 

The Active Lives Survey is a ‘push-to-web’ survey involving four postal mail-outs designed to encourage participants to complete the survey online. The survey is ‘device-agnostic’ and can be completed on mobile or desktop devices.

The first two mail-outs are letters with information about how to access the survey online and a passcode for accessing the survey. At the third mailing a paper self-completion questionnaire is sent out to maximise response. A final letter reminder is sent as the fourth mailing which includes a reminder of how to access the online questionnaire (it does not include a paper questionnaire). 

The sample is selected from the Postcode Address File using random probability sampling and one letter is sent to each address inviting up to two adults from the household to take part. 

The sampling was designed to achieve pre-determined numbers of returns from adults within each local authority across the year of the survey. For the majority of the local authorities (177 of 296) the target number of completed questionnaires was 400 returns.

Target number of survey responses per local authority

Target Local authority
200 Isles of Scilly
250 City of London
500 Kensington and Chelsea, Westminster
700 Brighton and Hove, Cumberland, Exeter, Gloucester, Hounslow, Ipswich, Medway, Milton Keynes, Plymouth, Salford, Sefton, Southampton, Stockton-on-Tees, Sunderland, Swindon, Thanet, Thurrock
800 Bromley, Central Bedfordshire, Dudley, Hillingdon, Lambeth, Lewisham, Newcastle upon Tyne, Northumberland, Nottingham, Redbridge, Shropshire, South, Gloucestershire, Southwark, Stockport, Wandsworth, Wigan, Wirral
900 Barking and Dagenham, Barnet, Barnsley, Blackburn with Darwen, Blackpool, Bolsover, Boston, Bournemouth, Christchurch and Poole, Burnley, Calderdale, Castle Point, Cheshire East, Cheshire West and Chester, Croydon, Derby, Dorset, Ealing, East Lindsey, East Riding of Yorkshire, Fenland, Gateshead, Great Yarmouth, Halton, Harlow, Hartlepool, Hastings, Havant, Hyndburn, King's Lynn and West Norfolk, City of Kingston upon Hull, Kirklees, Knowsley, Luton, Mansfield, Middlesbrough, North East Lincolnshire, North Lincolnshire, North Northamptonshire, Oldham, Pendle, Peterborough, Redcar and Cleveland, Rochdale, Rotherham, Slough, South Holland, South Tyneside, St. Helens, Stoke-on-Trent, Swale, Tameside, Telford and Wrekin, Tendring, Waltham Forest, West Northamptonshire, Wolverhampton
1,000 City of Bristol, Liverpool
1,100 Buckinghamshire, Cornwall, Sheffield, Somerset, Wiltshire
1,200 Bolton, Greenwich, North Yorkshire, Walsall
1,300 Brent, Coventry, Doncaster, Enfield, Newham, Sandwell, Tower Hamlets, Wakefield
1,400 Leeds, Leicester
1,500 Bradford, County Durham, Manchester
2,000 Birmingham
400 All other local authorities

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