The Royal Institute of British Architects (RIBA) has announced the winners of the of this year’s Downland Prize in the category of low-budget buildings in South England region.

CDP Architecture has been selected as the overall winner for the geometric design of a four-bedroom property with adjacent cuboid blocks linked by a curving metal roof, incorporating sustainability aspects.

Other winners included two community projects involving churches, Canterbury-based Lee Evans Partnership and Deidre Waddington Architects of Godstone.

Spratley Studios received an award for the best conservation extension and Riach Architects won in the housing category. The architects worked on Blewbury Manor in Oxfordshire, where a glass roof was used to turn the existing courtyard at the grade II listed property into an atrium with the additiona of a new west wing.

The Downland Prize is organised and run by RIBA.