Grand Designs: House of the Year (2015) is a Documentary series that follows every year the Royal Institute of British Architects looks for the best new home in Britain, and this time Grand Designs is along for the ride Grand Designs: House of the Year is not currently listed with streaming providers in your selected region, but availability can change over time. It has a user rating of 6.8 out of 10 from 4 votes. Fans of documentary series may also want to explore similar titles below.