Best Secondary schools in Southend-on-Sea
We've ranked 14 secondary schools in Southend-on-Sea by Progress 8, or Attainment 8 or grade 5+ English and maths where Progress 8 is unavailable. Westcliff High School for Boys Academy leads the list based on the latest available DfE performance data.
Rankings use Progress 8, or Attainment 8 or grade 5+ English and maths where Progress 8 is unavailable from the Department for Education (2025 data). For secondary schools, Attainment 8 or grade 5+ English and maths are used only when Progress 8 is not published. All-through schools are included on primary and secondary pages. Schools without any published performance data are listed alphabetically below and are not included in the top 10. This is not a complete guide to school quality—visit individual school profiles and open days before choosing.