SecondaryAcademyOpen

St Mark's Catholic School

106 Bath Road, Hounslow, TW3 3EJ · URN 137995

Public data summary

8.6

out of 10 · 26 data sources

Coverage 76% · Strong

Record

At a glance

Ofsted: Outstanding
Pupils: 583
Age range: 11–18
Gender: Mixed
Capacity: 1,213
Local authority: Hounslow

Outcomes

Published performance

GCSE Progress 8: 1.35
GCSE Attainment 8: 64.7
A-level average: B
Sustained education: 82.0%
University: 81.0%

Context

Attendance and community

Overall absence: 5.4%
Persistent absence: 12.4%
Free school meals: 8.0%
SEN support: 12.8%
English additional language: 56.9%

Resources

Workforce and funding

Pupil–teacher ratio: 8.7:1
Average class size: 21.1
Staff turnover: 13.5%

Official-data model

Data dimensions

Achievement

9.4

5 contributing signals

Progress

10.0

3 contributing signals

Attendance

7.9

6 contributing signals

Resources

7.4

4 contributing signals

Equity

8.2

3 contributing signals

Destinations

7.7

5 contributing signals

Continue

Explore the school atlas

Nearby schools Browse atlas Rankings

School contact

Official website

02085773600

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.