Garage conversion
Converting an attached or integral garage into a room, infilling the garage door opening and bringing the floor, walls and insulation up to habitable standard. A garage conversion turns an attached or integral garage into a room. The work includes filling the garage door opening and bringing the floor, walls and insulation up to habitable standard. Tradehand lists 121 builders offering garage conversions.
121Builders listed
13Register-listed
1Areas
Builders who do garage conversions

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- Advertised prices differ between the places researched. Manchester prices run from £13,500 to £20,000, compared with £18,150 to £39,650 in Croydon and £25,200 to £44,900 in Ealing. These figures come from published prices rather than quotes for a particular property.
- Of the builders offering garage conversions, 107 also offer house extensions, 88 offer loft conversions and 83 offer renovation and refurbishment. Garage and outbuilding construction is another service offered by 24 of this group. Another 40 of these builders also offer bricklaying.
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Manchester
Questions people ask
The researched national typical advertised price is £14,000. This is the median of prices firms publish across 12 UK towns, researched in August 2026.
It is also described as converting a garage or turning a garage into a room.
The median rating across 53 rated businesses is 5.0. Individual ratings run from 3.3 to 5.0, and the listed businesses have 5,540 reviews in total.
There are 13 businesses with a trade register listing in the group. The recorded roles include 7 installers and 2 inspectors, with 5 businesses listed with NICEIC and 2 with NAPIT.













