[2][3] The School is situated in 13 acres of greenbelt land in Surrey with grounds and playing fields, tennis courts and a floodlit Astroturf pitch.

The SWPS Boat Club was opened in 2016 as part of the School's Building Development programme and is situated at Laleham Reach.

Each house bears its own crest and colour: Lonsdale (red), Montagu (yellow), Pankhurst (green) and Quant (blue).

It achieves outstanding results at GCSE and A level, and is regularly listed highly in league tables and the Sunday Times Parent Power.

Sir William Perkins’s offers a wide range of co-curricular activities, including sport, drama, music, art, the Duke of Edinburgh award and many more.