The Great Hall: A Premier London Venue for Concerts and Live Events

People attending a concert or performance in a large church or cathedral with stained glass windows, a high ornate ceiling, and a stage with performers and musical instruments.

Blending traditional Georgian architecture with a modern interior, the Great Hall at St Mary’s Marylebone offers a striking and versatile setting for concerts, live performances, and music events in Central London.

Our venue is equipped with a state-of-the-art AV and lighting system, designed to deliver exceptional sound and visual experiences:

Large in-house PA system suitable for both conferences and concerts, including handheld, headset, and lectern microphones.
4-metre-wide retractable screen for visual media, complemented by four relay screens positioned throughout the venue.
High-spec lighting setup with full stage wash, customisable colour options, and downlighters on pillars for added atmosphere.

Whether hosting a classical recital, contemporary concert, or private performance, the Great Hall combines historic charm, professional AV capabilities, and flexible event space for an unforgettable experience.

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The Undercroft: Ideal Drinks Reception Space

People socializing at a formal networking event or party with string lights hanging from the ceiling.

Planning a drinks reception before or after the show? The Undercroft is the perfect space to welcome your guests while the talent completes their warm‑ups.

The space can be divided into two rooms, providing an additional area for cast and crew with direct stage access. This setup makes the Undercroft a versatile space for events hire in Central London.

For a seamless experience, consider partnering with the Thornbury Castle, our local drinks vendor, offering a tailored bar service and a wide variety of drink options.

Musicians performing on stage in front of a large crowd in a concert hall with stained glass windows and purple lighting.

Empty theater or auditorium decorated with pink lighting, featuring a stage, rows of seats, and ornate stained glass windows.

A man playing a red keyboard in front of a group of people, some singing or clapping, in a church or chapel with stained glass window in the background.

A choir performing on stage during a Christmas celebration with Christmas trees and festive decorations.

A choir in red robes performs on stage inside a church, with illuminated candles and floral arrangements in front. A large screen above shows a scene from a film featuring two women looking at each other, and stained glass windows are visible in the

A musician performing on a stage decorated with candles, flowers, and red cloths inside a church, with an audience seated and watching.

A person with curly hair wearing a floral jacket and holding a guitar, standing on stage in front of a seated audience inside a large, ornately decorated hall with high arched windows and wooden architecture.

A live musical performance on a stage with seven musicians, including a guitarist, keyboardists, a violinist, and a cellist, with a large screen behind them displaying a woman's face and the words "RISE Nadine." The stage has green lighting and decor

Floor plan of a large hall called The Great Hall, with a stage at the front and rows of red seats arranged in front of it. The hall has a piazza entrance at the bottom, stairwells on both sides, a carpet area in front of the stage, and various designated areas such as an altar, curtain, drum booth, and AV booth. There are additional features including chair storage, a reception desk, a lift, island tables, and several stairwells and storage spaces.

Suggested Event Floor Plans for Concerts

Our floor plans are designed to help you visualise your concert or live event layout at St Mary’s. Every performance is unique, and our team will work with you to customise or adapt the setup to suit your audience size, stage requirements, and event style.