Maseno School is among the oldest formal education school in Kisumu County in Kenya. It was established in 1906 by the Missionaries of the Church Missionary Society (CMS) as a school for the children of African chiefs. The first administrator of the school was Rev. James Jamieson Willis fondly remembered as J.J Willis. The school routinely has a good showing in the Kenya Certificate of Secondary Education (KCSE) nationwide and is consistently ranked highly in its category of schools with large enrolment.