How Much Does Garage Conversion Cost?
A garage conversion is one of the most affordable ways to add a room to your home. Most single garages can be converted without planning permission, making it a popular and cost-effective choice.
Typical UK Costs
Budget£6,000Basic specification
Average£12,000Mid-range finish
Premium£20,000High-end specification
Get Your Personalised Estimate
These are average UK costs. Get a more accurate estimate tailored to your specific project details and location.
Get a Personalised EstimateWhat Affects the Cost?
- Garage size (single or double)
- Level of insulation required
- Window and door additions
- Plumbing (for en-suite or utility)
- Electrical installation and heating
Frequently Asked Questions
Do I need planning permission for a garage conversion?
Most garage conversions fall under Permitted Development rights as they are internal alterations. However, if your home is listed or in a conservation area, you may need permission.
Does a garage conversion add value?
A well-done garage conversion typically adds 10-15% to property value and is one of the highest ROI home improvements.