Castle Newnham School is an academy converter in Bedford, admitting pupils aged 11-16. The school has approximately 750 pupils on roll, of whom 20% are eligible for free school meals.
In 2025, pupils achieved an Attainment 8 score of 42.7, placing the school #9 in Bedford and #2,136 of 3,216 nationally. 34.20% of pupils achieved grade 5 or above in English and Maths. 11.7% of all GCSE entries were graded 9–7.
Ofsted last inspected the school in 2018. The school's current overall rating is Good.
The pupil-to-qualified-teacher ratio is 21.1:1. There is 1 teaching vacancy.
In the 2024/25 academic year, there were 2 permanent exclusions. The average suspension rate was 5.2 per 1,000 pupils per term.