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London suburban housing project wins top UK architecture award
Overview
Lion Green Road in Coulsdon, south London, has won the 2026 Stirling Prize awarded by the Royal Institute of British Architects (Riba). Designed by Mary Duggan Architects and built with RUFF Architects for Croydon Council, the development features 157 homes across five 13-sided blocks, praised by judges for blending high-density housing into a sloping green-belt site.
Key points
- Lion Green Road in Coulsdon won the 2026 Stirling Prize from the Royal Institute of British Architects.
- The development comprises 157 affordable and private homes across five distinctive 13-sided blocks.
- It was designed by Mary Duggan Architects and built with RUFF Architects for Croydon Council.
- Judges praised the project for its sensitive design, integration into a sloping site, and connection to surrounding parkland.