About this data

Source: Ministry of Justice, Offender management statistics quarterly: January to March 2026 (prison population on 30 June 2026)

• Figures are the number of people in prison in England and Wales on 30 June each year.
• Under 21 includes children aged 15 to 17 held in young offender institutions; it does not include children held in secure training centres or secure children's homes.

This chart appears in Prisons.