A 2 story wrap around extension is one of the most effective ways to transform your home. It combines a side and rear extension across two floors, helping you gain significant living space while improving layout, natural light, and overall functionality. If you’re considering this type of project, here are the most common questions homeowners ask—answered in a clear and practical way.
A 2 story wrap around extension extends your property both to the side and rear, across two levels. On the ground floor, it can create a large open-plan kitchen, dining, or living area. Upstairs, it can add extra bedrooms, bathrooms, or even a home office.
This type of extension is ideal for modern living because it maximizes unused outdoor space while improving flow inside the home.
In most cases, yes—you will need Planning Permission London approval for a 2 story wrap around extension.
Unlike smaller extensions, two-storey projects are more likely to exceed permitted development rights. Local authorities will assess factors such as:
Working with experienced professionals can make this process smoother and reduce the chances of delays or rejection.
Costs can vary depending on size, materials, and location. In general, a 2 story wrap around extension is more cost-effective per square meter than building two separate extensions.
Key cost factors include: