Lean to extensions: Costs, advice and design ideas for this popular extension type

glass lean to extension with view into kitchen
(Image credit: Jeremy Phillips)

When looking at different addition styles, lean to extensions are a popular option. Simple, clean lines that don't look out of place against most existing properties, done well this type of extension can add space and value to a home. 

The right house extension will provide extra space and should elevate your home's exterior appearance — be that in a complementary or contemporary styling. Getting the design right starting with the size and shape is an important step. 

Amy Reeves

Assistant Editor Amy began working for Homebuilding & Renovating in 2018. She has an interest in sustainable building methods and always has her eye on the latest design ideas. Amy has interviewed countless self builders, renovators and extenders about their experiences for Homebuilding & Renovating magazine. She is currently renovating a mid-century home, together with her partner, on a DIY basis, and has recently fitted her own kitchen.