Slough

St Mary's Church of England Primary School

Voluntary controlled school · ages 3–11 · 680 pupils · Church of England

29% free school meals 82% English as an additional language (Year 6) 16% SEN support (Year 6)

Year 6 results

Reading, writing and maths

This school 71%
Slough 70%
England 63%

Share of Year 6 pupils meeting the expected standard in reading, writing and maths, 2024/25.

YearSchoolSloughEngland
2022/2356%64%60%
2023/2471%69%61%
2024/2571%70%63%
3-year average66%

87 pupils took the tests in 2025.

Average scaled scores in 2025: reading 105, maths 105 (100 is the expected standard). Higher standard in reading, writing and maths: 3%.

There are no results for 2019/20 or 2020/21, when the tests were cancelled. What do SATs scores mean?

Inspection

What Ofsted found

Most recent inspection, published 05/02/2025: Standards maintained.

This was a shorter check that confirms an earlier grade rather than giving a new one. Ofsted moved to report cards in November 2025.

Read the full report on Ofsted's website

The local area

Children in Slough

MeasureSloughEngland
Good level of development at the end of Reception
2024/25 higher
70.8% 68.3%
Phonics check met in Year 1
2024/25 higher
83.2% 79.8%
Year 6 children living with obesity
2024/25 higher
25.4% 22.2%
MMR two doses by age 5
2024/25 similar
84.7% 83.7%
Primary pupils persistently absent
2024/25 higher
15.3% 13.0%
Children in relative low-income families (under 16)
2024/25 similar
19.3% 19.8%

“Higher” or “lower” means the difference from England is bigger than the margin of error; “similar” means it isn’t. These are figures for all children in the council area, not for any one school or child.

All figures for Slough · Find another school