Dance, music, and theatre ensembles in the city include:
* Before the Mast, an a capella men's vocal group that performs sea "shanties" from New Brunswick's past
* Cantabile Women's Ensemble
* Carleton Choristers
* Connection Dance Works
* Interaction Children's Theatre
* New Brunswick Youth Orchestra
* Opera New Brunswick
* Port City Dance Academy
* Saint John Chorale
* Saint John Men's Chorus
* Saint John Rotary Boys' Choir - a boys' choir founded in 1965
* Saint John String Quartet - performs an annual chamber music concert series
* Saint John Theatre Company
* Symphony New Brunswick (SNB)- the province's only professional symphony orchestra. Though based locally, playing a concert series every season in Saint John, SNB offers concerts in other cities province wide.
Saint John has several small private art galleries, as well as concert series hosted by local churches and schools. Cultural festivals and venues include:
* St. Andrew and St. David United Church
* Citadel Gallery
* Handworks Gallery
* Harbor Station - venue for large indoor concerts and events
* Jones Gallery
* Peter Buckland Gallery
* Portland United Church
* The Imperial Theatre
* Saint John Free Public Library, Library Millennium Art place
