To access further information regarding our students amazing GCSE results and A Level record-breakers, 2018 please view our "News & Information" section below Great News! At GCSE St. Mary’s is now Hertfordshire’s highest performing maintained Secondary School, and in the top 13 of all State Secondary Schools across Hertfordshire.

A Catholic community dedicated to achieving excellence for all

The aims of the school are:

Click here for our Outstanding January 2018 inspection report

Click here - St Mary’s is now Hertfordshire’s highest performing maintained Secondary School 

Upcoming Events

03 Jun

Year 13 GCE A Level Exams

3 June, 2019 – 25 June, 2019

19 Jun

Year 12 Mock Exams

19 June, 2019 – 28 June, 2019

25 Jun

Year 9/10 Cricket Birchwood - Home at Thorley Cricket Club

4:00pm - 5:30pm

26 Jun

Year 9 - Residential Trip for Confirmation Students

26 June, 2019 – 28 June, 2019

@StMarysRCDOW