The most senior builders on the street set out to create two unique, bespoke homes. During the construction process, these old friends face serious challenges as their relationship is severely tested.
Two young couples make their own homes, getting on the property ladder at last. While one pair scavenge for building materials, the construction effort pushes the other pair close to breaking point.
A pair of 20somethings take a risk building their first home together using an untested method. And a father and son hope to bond building a family home with space for all.
A couple of engineers plan an upside-down house. Garrie is building the largest project on the street. The stakes are high though as his wife Sue has health issues.
Kevin McCloud follows the last of the self-build projects, as married couple Pauline and Godfrey seek to downsize to a modular, factory-built home that is erected in just two weeks.
At Graven Hill in Oxfordshire, Carlos and Maite have ambitious plans to build a bold, Spanish-inspired home. But with creative differences and a tight budget, will they get to realise their vision?
At Graven Hill, Kevin meets Vineet and Simmi and Prabhjot and Shalini - part of a close community of friends building new homes. But can they take their differing tastes into account?
Kevin McCloud meets John and Julia, who've spent the last 30 years trying to build their own home, but bad luck has always stood in their way. Will they succeed this time round?
Kevin meets Joanna and Ben, who are channelling all their ingenuity to realise their vision of building an American ranch-style house in a gritty part of Glasgow on a tight budget.
Leah and Craig have sacrificed permanence in their lives and now want to build a house that's all of their own. Jitinder's building a bachelor pad worthy of the Hollywood hills.
In Yorkshire, Nicola gives a traditional redbrick home a modern twist, but will it work? Matt and Maryellen create a Brazilian-inspired home with flamboyant colours, textures and a butterfly roof.
Father-and-son team Michael and Tim build a daring home full of curves at Graven Hill, and we revisit Jitinder who has completed his extraordinary Hollywood Hills-style home.
Couple Jane and Richard are building two very different homes on the same street in York; one with a high-end kitchen, and the other minimal and sleek. But who will live where?
At Graven Hill, Tom and Lori hope to hit the ground running with their self-build adventure of a lifetime. But it quickly turns into a nightmare they could never have imagined...
In York, Jonathan is building a home with an experimental new system of wooden boxes held together with bolts. It's the largest structure anyone has ever tried with this method.
In Glasgow, Karen plans to build a modern-day mountain hut in the heart of the city, while her next-door neighbour William has his sights set on something eccentrically old-fashioned.
In Glasgow, we catch up with Amanda and Chris, who turned their cramped house into a fab family home, and Joanna and Ben, who built a Wild West-inspired abode on the same street.