Previously a community school administered by Wakefield Council, Knottingley High School converted to academy status in April 2012 and was renamed De Lacy Academy. The school is part of Delta Academies Trust,[2] but continues to coordinate with Wakefield Council for admissions.
In April 2022, De Lacy Academy achieved an Ofsted rating of outstanding.[3]
The current principal is Mrs H O'Brien, who was appointed in 2023 following the now Executive Principal Mr C McCall's promotion.[4]
De Lacy Academy offers GCSEs and BTECs as programmes of study for pupils.[5]