St Thomas More High School

About St Thomas More High School

St Thomas More High School is an academy converter in Westcliff-on-Sea, Southend-on-Sea, England, for pupils aged 11–18. It has 1,206 pupils on roll and admits boys pupils only. The school has a Roman Catholic religious character. It is part of ASSISI CATHOLIC TRUST. At GCSE, pupils achieved an average Attainment 8 score of 52.9 (2025/26). 13% of pupils are eligible for free school meals, and 13.7% have English as an additional language.

School Information

Local Authority

Southend-on-Sea →

School Type

Academy converter

Phase

Secondary

Age Range

Ages 11–18

Gender

Boys

Pupils / Capacity

1,206 / 1,050 (115%) · over capacity

Sixth Form

Has a sixth form

Religious Character

Roman Catholic

Admissions Policy

Non-selective

Who attends this school — useful context if you’re considering teaching here.

Source: DfE School Census, 2025/26, licensed under the Open Government Licence v3.0.

Official Department for Education results, pupil destinations and attendance.

Progress 8 isn’t published for this year group: their Key Stage 2 baseline (2021 SATs) was cancelled during the pandemic, so a progress measure can’t be calculated. GCSE figures are provisional and may be revised.

Source: Department for Education performance tables, 2025/26, licensed under the Open Government Licence v3.0. Some independent schools’ qualifications (e.g. IGCSEs) are not all reflected in these figures.

Staffing at this school, with the trend over recent years — useful if you’re considering working here.

Data for the 2024/25 academic year (trend lines show 3 years). Source: DfE School Workforce Census, licensed under the Open Government Licence v3.0. State-funded schools only.

How this school is funded and where the money goes — per pupil.

Source: DfE school finance returns (CFR for council-maintained schools, AAR for academies), 2024-25, licensed under the Open Government Licence v3.0. Per-pupil figures are calculated from total income/expenditure.

Contact Details

Address

Kenilworth Gardens, Westcliff-on-Sea, Southend-on-Sea, SS0 0BW

Phone

01702344933

Headteacher

G Ackred

Website

www.st-thomasmore.southend.sch.uk

Academy Trust

Frequently asked questions

What type of school is St Thomas More High School?

St Thomas More High School is an academy converter in Westcliff-on-Sea, Southend-on-Sea, England, for pupils aged 11–18.

Is St Thomas More High School a boys school?

Yes — St Thomas More High School is a boys school.

How many pupils does St Thomas More High School have?

St Thomas More High School has 1,206 pupils on roll, according to Department for Education data.

How does St Thomas More High School perform at GCSE?

Pupils at St Thomas More High School achieved an average Attainment 8 score of 52.9 in 2025/26.

Is St Thomas More High School part of an academy trust?

Yes — St Thomas More High School is part of ASSISI CATHOLIC TRUST.

Where is St Thomas More High School?

St Thomas More High School is located at Kenilworth Gardens, Westcliff-on-Sea, Southend-on-Sea, SS0 0BW.