- Bahari Secondary School – Mixed Day
- Faza Secondary School – Mixed Day
- Hindi Secondary School – Mixed Day
- Hongwe Secondary School – Mixed Day
- Lamu Boys Secondary School – Boys Day & Boarding
- Lamu Girls Secondary School – Girls Day & Boarding
- Mkunumbi Secondary School – Mixed Day
- Mokowe Secondary School – Mixed Day & Boarding
- Mpeketoni Secondary School – Mixed Boarding
- Uziwa Secondary School – Mixed Day
- Witu Mjini Secondary School – Mixed Day
- Witu Secondary School – Mixed Day & Boarding