SecondaryCommunity SchoolOpen

Chailey School

Mill Lane, Lewes, East Sussex, BN8 4PU · URN 114594

Public data summary

7.2

out of 10 · 16 data sources

Coverage 47% · Solid

Record

At a glance

Ofsted: Good
Pupils: 407
Age range: 11–16
Gender: Mixed
Capacity: 870
Local authority: East Sussex

Outcomes

Published performance

GCSE Progress 8: 0.36
GCSE Attainment 8: 53.4

Context

Attendance and community

Overall absence: 7.8%
Persistent absence: 22.1%
Free school meals: 11.1%
SEN support: 15.6%
English additional language: 2.5%

Resources

Workforce and funding

Pupil–teacher ratio: 7.9:1
Average class size: 24.9
Staff turnover: 7.0%

Official-data model

Data dimensions

Resources

5.9

4 contributing signals

Equity

6.6

2 contributing signals

Achievement

8.7

4 contributing signals

Progress

8.1

1 contributing signals

Attendance

5.7

5 contributing signals

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School contact

Official website

01273890407

School records are retained from official public datasets and managed through the Y School admin. This atlas is a supporting layer, not the current Y School product. Last refreshed 02/06/2026.