It opened in September 2010 after the merger of Llanfyllin County Primary School and Llanfyllin High School.

In September 2018, plans to merge the two schools were submitted to Powys County Council.

It had been forecast that the combined pupil numbers would fall from 844 in January 2019 to 702 in 2023.

[4] In November 2019, the school's name was decided, and Llanfyllin High School headteacher Dewi Owen was named its headteacher.

All bar one of the county's eleven secondary or all-through schools had surplus places.