The Royal Institute of British Architects (RIBA) announces the winner of its annual Stirling Prize at its awards ceremony in London's Old Billingsgate Walk.

Six architecture projects have been shortlisted for the prize: A House at Fairmead by Sergison Bates, Beam by Bennetts Associates, Lion Green Road by Mary Duggan Architects with RUFF Architects, Paddington Square by Renzo Piano Building Workshop with Adamson Associates, Mill Lane by Haworth Tompkins and River Wing by Witherford Watson Mann Architects.

The event is supported by software firm Autodesk.

Stirling Prize 2026 ceremony takes place from 6:00pm on 15 October 2026 at Old Billingsgate Walk, Riverside, 16 Lower Thames St, London EC3R 6DX.