Music is an integral part of life at St John's. It has its own choir, which practises weekly. Everyone who enjoys singing is welcome to come along.

Two other choirs are also based St John’s: the Corinthian Singers, which has a wide repertoire of classical and contemporary music; and the Quire St Nicolas, which specialises in religious music. Both perform at special services during the year. 

choirA participatory People's Messiah at Christmas time draws a wide audience.

Because of the church's excellent acoustics, St John's also hosts a variety of choral and instrumental concerts during the year.