Garage Conversion Cost Calculator

A garage conversion in the UK typically costs between £12,000 and £30,000, depending on the size of the garage, condition, intended use, and finish level. Single integral garages start from around £8,500 for a basic conversion, while double detached garages with premium finishes can cost £35,000 or more.

Most garage conversions take between 3-6 weeks to complete. A simple single garage conversion typically takes 3-4 weeks, while a double garage with bathroom facilities may take 5-6 weeks or longer.

In most cases, garage conversions fall under Permitted Development Rights and do not require planning permission. However, you will need Building Regulations approval, which we handle for you. If your property is listed or in a conservation area, planning permission may be required.

Yes, a garage conversion typically adds 10-20% to your property value. The exact increase depends on the quality of the conversion and what the space is used for. A well-executed bedroom or home office conversion often provides the best return on investment.

Our calculator provides a realistic estimate based on current market rates in West Yorkshire. The final price may vary based on specific site conditions, exact specifications, and current material costs. We always provide a fixed-price quote after a free site survey.