What is the average cost of a loft conversion in the UK?

What is the average cost of a loft conversion in the UK?
A loft conversion can increase your home value, but how much does it cost to carry out a loft conversion project in the UK? Learn here! 

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A loft conversion is one of the best ways to improve your indoor space and add value to your property. Not only does a loft conversion project makes your home more energy-efficient, but it also creates an extra room that you can use for a wide range of purposes. If you are wondering about the average cost of a loft conversion, you are in the right place. Let us discuss the average costs in the UK. 

Average Cost of a Loft Conversion in the UK

The average cost of a loft conversion project in the UK ranges between £21,000 and £44,000. However, you can expect to pay up to £63,000 if you want to install special fixtures or extend the project. Many factors affect the actual cost of a loft conversion in the UK, including your location, the extension size, and the number of dormers. 

The average cost of a 2-roof light windows conversion with a 4×5 floor size is £21,000. Likewise, if you want a 4-roof light windows conversion with the same floor size, it will cost you £23,000, on average. Similarly, the average cost of one dormer and one roof light is £31,000 in the UK. 

A 2-roof light windows conversion on a 6×5 floor has an average cost of £27,000. However, it is £29,000 for a 4-roof light windows loft conversion project. Expect to pay £40,000 on average for one dormer and one roof light loft conversion with a 6×5 floor size. In addition, the average cost of 2-dormer and 2-roof light loft conversion is £44,000. 

If you have a 12×8 floor and want a 2-roof light windows conversion, you will have to pay an average price of £41,000. A 12×8 floor with 4-roof light windows conversion costs £43,000, on average. 

Moreover, a 12×8 floor with 1-dormer and 1-roof light has an average cost of £58,000 in the UK. If you have a 12×8 floor and opt for a 2-dormer and 2-roof light conversion, expect to pay between £60,000 and £63,000, on average. 

Cost of Different Loft Conversion Types 

The cost of a loft conversion project in the UK depends on various factors. Some of the essential factors are your budget, the available space, the type of roof, planning permission, and the contractor you hire for the project. 

Dormer is a standard loft conversion or extension in the UK that can cost you between £31,000 and £58,000 on average. If you opt for an L-shaped dormer, you will have to pay between £40,000 and £60,000. 

Velux is the most affordable option for loft conversion because it involves affixing a single window to the roof. The average cost of Velux in the UK is between £21,000 and £41,000. 

On the other hand, if you opt for a hip to a gable loft conversion, it will cost you between £42,000 and £65,000. A mansard loft conversion is the most expensive because it involves replacing one side of the roof to form a flat roof and straight wall. The average cost of mansard loft conversion in the UK is between £45,000 and £75,000. 

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