Isiolo Secondary-Schools
Banane Secondary School
Benane · Public · Mixed
Garbatula High School
Garba Tulla North · Public · Mixed
Isiolo Boys Secondary School
Isiolo East · Public · Boys
Isiolo Girls Secondary School
Isiolo East · Public · Girls
Isiolo St. Mary's Secondary School
Isiolo East · Private · Girls
Kinna Secondary School
Kinna · Public · Mixed
Macci Boys Secondary School
Merti · Private · Boys
Macci Girls Secondary School
Merti · Private · Girls
Merti Muslim Girls Secondary School
Merti · Public · Girls
Merti Secondary School
Merti · Public · Boys
Sacred Heart Boys Secondary School
Central · Private · Mixed
St. Pauls Kiwanjani Secondary School
Isiolo East · Public · Mixed