Stone Lodge School is a free schools in Dartford, Kent, admitting pupils aged 11-19. It has a sixth form offering post-16 education. It is part of ENDEAVOUR MAT. The school has approximately 1,052 pupils on roll, of whom 32% are eligible for free school meals.
In 2025, pupils achieved an Attainment 8 score of 37.6, placing the school #73 in Kent and #2,817 of 3,216 nationally. 23.40% of pupils achieved grade 5 or above in English and Maths. 10.1% of all GCSE entries were graded 9–7.
Ofsted last inspected the school in 2023. The school's current overall rating is Good. Inspectors assessed quality of education as Good, behaviour and attitudes Good, personal development Good, and leadership and management Outstanding.
In the most recent admissions cycle, applications were at 1.0× capacity.
The pupil-to-qualified-teacher ratio is 20.5:1. There are 2 teaching vacancies.
In the 2024/25 academic year, there were 2 permanent exclusions. The average suspension rate was 10.0 per 1,000 pupils per term.