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Ofsted: None

St Mary's School for Girls

verifiedData: DfE 2024/25–2025/26 · Ofsted
personMrs Nicola Griffiths
location_onColchester, CO3 3RB
language Visit Website phone 1206572544
verified

Ofsted

Unrated

groups

Students

408

trending_up

Attainment 8

66.5

leaderboard

GCSE Rank

#6 in Essex

#167 of 4,663 nationally

summarize

St Mary's School for Girls is a Other independent school school in Colchester, serving ages 2-17.

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School Summary

St Mary's School for Girls is an other independent school in Colchester, Essex, admitting pupils aged 2-17. The school has approximately 419 pupils on roll.

In 2025, pupils achieved an Attainment 8 score of 66.5, placing the school #6 in Essex and #167 of 4,663 nationally. 82.40% of pupils achieved grade 5 or above in English and Maths. 47.4% of all GCSE entries were graded 9–7.

verified Source: DfE 2024/25–2025/26 · Ofsted

Academic Performance

verified Data: UK Gov 2024/25
analytics

Secondary Performance Trends (KS4)

2025
Progress 8 Score

-

Attainment 8

66.5

Grade 5+ E&M

82.40%

Grade 9–7 (all GCSEs)47.4%
Entering EBacc68.60%
EBacc APS6.26
2024
Progress 8 Score

NP

vs National Avg
Attainment 8

59.1

Grade 5+ E&M

-%

Entering EBacc66.00%
EBacc APS5.71
2023
Progress 8 Score

NP

vs National Avg
Attainment 8

58.1

Grade 5+ E&M

-%

Entering EBacc62%
EBacc APS5.51
2022
Progress 8 Score

NP

vs National Avg
Attainment 8

62

Grade 5+ E&M

-%

Entering EBacc65%
EBacc APS5.98
2021
Progress 8 Score

-

Attainment 8

-

Grade 5+ E&M

-%

Entering EBacc55%
EBacc APS-
2019
Progress 8 Score

NP

vs National Avg
Attainment 8

57.4

Grade 5+ E&M

-%

Entering EBacc67%
EBacc APS5.61
2018
Progress 8 Score

NP

vs National Avg
Attainment 8

60.4

Grade 5+ E&M

-%

Entering EBacc68%
EBacc APS5.62

Ofsted History

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No inspection data

We couldn't find any historical Ofsted records for this specific school location.

Data sources: School information from GIAS (DfE). Ofsted inspection data from Ofsted. Performance data from DfE Performance Tables. Parent View data from Ofsted Parent View. Census data from DfE Explore Education Statistics. Rankings are computed by SchoolsInfo.uk using public DfE data. Data updated annually. Last refresh: March 2026. How we calculate rankings →

Disclaimer: The information on this page is provided for general reference purposes only and is sourced from publicly available government datasets. SchoolsInfo.uk is an independent website and is not affiliated with, endorsed by, or acting on behalf of any school, local authority, Ofsted, or the Department for Education. Data may not reflect the current position of the school — always verify directly with the school or the relevant official body before making any decisions. School performance data relates to historical cohorts and may not be representative of current or future results. Rankings and composite scores are compiled by SchoolsInfo.uk and do not constitute an official government assessment. Nothing on this page constitutes professional advice.

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