What is The Cost of a Two Storey Extension?

cost of a two storey extension extended victorian vicarage
(Image credit: Martin Gardner)

If you have questions about the cost of a two storey extension, we're here to help. One of the most important elements of building an extension is effective budgeting as this will ensure the project runs smoothly and is delivered on time. 

Although the costs of a single storey extension and that of a double storey extension don't vary too hugely, there are differences that it is worth bearing in mind.

Natasha Brinsmead

Natasha is Homebuilding & Renovating’s Associate Content Editor and has been a member of the team for over two decades. An experienced journalist and renovation expert, she has written for a number of homes titles. Over the years Natasha has renovated and carried out a side extension to a Victorian terrace. She is currently living in the rural Edwardian cottage she renovated and extended on a largely DIY basis, living on site for the duration of the project. She is now looking for her next project — something which is proving far harder than she thought it would be.