Grand DesignsSeason 262025 · 5 episodesEpisodes1Worthing 2025Howard and Sarah build a radical metallic floating home designed to look like a boat, nestled within an idiosyncratic houseboat community on a tidal estuary near Worthing. But will it sink or swim?2Bedfordshire 2025Sarah and Pip are smitten with a 150-year-old Bedfordshire barn that's keeling over. Can they retain its charm and spirit, while at the same time transform it into a sleek, modern home?3North London 2025Kathryn, who's lived on the same London street for 60 years, is building a mirror image of her Edwardian home, right next door, but with a 21st-century twist4Hackney Revisit 2025Kevin revisits Graeme and Melanie, whose hugely ambitious Hackney haven was hampered by a basement bombshell. Have they finally got out of the red and into their modernist home?5Richmond Revisit 2025Does good architecture have the power to heal? Kevin revisits Elinor and Born, who built a clean-aired, hypoallergenic house, motivated by their two boys' extreme allergies.Season 1Season 2Season 3Season 4Season 5Season 6Season 7Season 8Season 9Season 10Season 11Season 12Season 13Season 14Season 15Season 16Season 17Season 18Season 19Season 20Season 21Season 22Season 23Season 24Season 25Season 27Season 28