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Child Measurement Programme annual report 2024 to 2025

Details:

Published on: 12th May 2026

This report summarises the data collected across Wales during the 2024/25 school year.

Key points

  • Highest participation recorded: During the 2024/25 academic year, 28,512 children were measured resulting in a participation of 94.7%. This is the highest all-Wales participation since the programme began in 2013/14.
  • Highest prevalence of children with obesity recorded: In Wales, the prevalence of children living with obesity was 12.8%. This was the highest all-Wales prevalence recorded since the programme began.
  • Over a quarter of children are living with overweight or obesity in Wales: Over a quarter of children in Wales were living with overweight or obesity (27.3%). This was the highest all-Wales prevalence recorded since the programme began.
  • Prevalence of children with obesity higher in Wales than other UK nations: The prevalence of children with obesity in Wales (12.8%) was higher than that reported for England (10.5%) and for Scotland (11.8%). 
  • Prevalence of obesity higher where deprivation is greater: The prevalence of children with obesity was approximately 75% higher in the most deprived fifth (15.6%) compared to the least deprived (8.9%). Children living in the least deprived fifth were less likely to be living with overweight or obesity compared to each of the other deprivation fifths.
  • Higher prevalence of underweight in boys compared to girls: Boys were more likely to be underweight compared to girls with the prevalence of boys living with underweight at 1.2% compared to 0.6% for girls.

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Child Measurement Programme annual report 2024 to 2025

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