AKS Lytham (AKS), or ArnoldKEQMS, is an independent, co-educational day school located on the Fylde, Lancashire, England. It was formed from the merger of King Edward VII and Queen Mary School (KEQMS) in Lytham St. Annes and Arnold School in Blackpool. It is based on a coastal 35-acre site in Lytham St Annes. AKS Lytham is a member of HMC and a part of the United Church Schools Trust family of schools. AKS is a member of the Round Square group of schools, a network in 50 countries. The school also provides a Beach Schools programme which uses the beaches in Lytham.

Lytham St Annes is a seaside town in the Borough of Fylde in Lancashire, England. It is on the Fylde coast, directly south of Blackpool on the Ribble Estuary. The population of the built-up area at the 2021 census was 42,695. The town is made up of the four areas of Lytham, Ansdell, Fairhaven and St Annes-on-the-Sea.