Garage Conversion
Turn underused garages into usable living space.
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Benefits of a Garage Conversion.
If your garage has become a storage dumping ground rather than a home for your car, converting it into living space is one of the most affordable ways to add a room to your home. With the structure already in place, costs are typically 50% less than building an extension.
What's Included
Every garage conversion project includes architect-led design and full technical documentation.
- Feasibility assessment and measured survey
- Floor plan options for your intended use
- Planning application or lawful development certificate
- Building Regulations drawings and specification
- Structural details for floor and opening alterations
Why work with us?
- Architect-led from day one
- Fixed fees, no surprises
- Planning success rate over 95%
- Direct communication throughout
What Can a Garage Become?
The most popular garage conversions include:
- Home office - Separate from the main house, ideal for working from home
- Playroom or teen den - Keep noise and mess contained
- Bedroom with en-suite - Ground-floor accessibility for elderly relatives
- Utility and boot room - Muddy shoes, laundry, and storage in one practical space
- Gym or studio - Dedicated fitness or hobby space
Planning Permission Requirements
Most garage conversions are Permitted Development, but you will need planning permission if:
- Your property is a flat or maisonette
- The garage is listed or in a Conservation Area
- A planning condition requires you to keep the garage
- You are significantly altering the external appearance
Even if planning is not required, we recommend obtaining a Lawful Development Certificate for proof when you sell.
Key Building Regulations Considerations
Converting a garage to habitable space requires compliance with Building Regulations:
- Floor - Garages typically have uninsulated concrete floors. You will need to add insulation and a damp-proof membrane, often raising the floor level.
- Walls - External walls may need insulation. The garage door opening will require a new insulated wall with window/door.
- Electrics - Most garages have basic wiring. New circuits, sockets, and lighting will need certification.
- Ventilation - Habitable rooms require adequate ventilation, usually via openable windows.
Common Questions
How much does a garage conversion cost?
A basic garage conversion typically costs £10,000-£20,000. Adding an en-suite bathroom or high-spec finishes can push this to £25,000-£35,000.
How long does a garage conversion take?
Most garage conversions take 3-6 weeks to complete. The design and approval stage typically takes 4-6 weeks beforehand.
Will converting my garage affect my home insurance?
You should notify your insurer of the change of use. Premiums rarely increase significantly, but failure to disclose could invalidate your policy.
What about parking?
Some councils have policies about maintaining off-street parking. If your garage is your only parking space, planning permission may be needed and could be refused in areas with parking pressure.