Civometry

Department for Education · 2016/17 academic year to 2025/26 academic year · pupils

Average secondary class size

Average secondary class size: 2016/17 academic year to 2025/26 academic yearConservativeConservativeConservativeConservativeLabourLabour01020201820202022202420262016/17 academic year: 20.8 pupils · published 4 August 20262017/18 academic year: 21.2 pupils · published 4 August 20262018/19 academic year: 21.7 pupils · published 4 August 20262019/20 academic year: 22 pupils · published 4 August 20262020/21 academic year: 22.3 pupils · published 4 August 20262021/22 academic year: 22.3 pupils · published 4 August 20262022/23 academic year: 22.4 pupils · published 4 August 20262023/24 academic year: 22.4 pupils · published 4 August 20262024/25 academic year: 22.5 pupils · published 4 August 20262025/26 academic year: 22.6 pupils · published 4 August 2026
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Source: Department for Education, Explore Education Statistics: absence, SEN, attainment, apprenticeships, NEET, class sizes, Explore Education Statistics: releases to August 2026 (published 4 August 2026). Data presentation: Civometry.

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<iframe src="https://civometry.com/embed/class-size-secondary?range=10y" width="720" height="400" style="border:0;max-width:100%" title="Average secondary class size | Civometry" loading="lazy"></iframe>

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<a href="https://civometry.com/charts/class-size-secondary"><img src="https://civometry.com/charts/class-size-secondary/svg?range=10y" alt="Average secondary class size, 2016/17 academic year to 2025/26 academic year. Source: Department for Education. Data presentation: Civometry." width="720" height="300"></a>