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Garage Conversion

Garage Conversion

Questions Regularly Asked About Garage Conversions

Does converting your garage add value? 

Yes. Converting your garage will add value to your home. Especially, when there’s on road parking. Having your car in a garage decreases the chance of your car being stolen or damaged. Converting a garage can add value to your home by 15-20%. 

Do I need to follow building regulations converting a garage? 

When wanting to turn somewhere into a habitable space then yes, you will need to follow building regulations. This will include fire safety, drainage, ventilation, electrics, insulation, and the overall structure. If building regulations are not followed you can be fined or made to re-do the work. 

What is building control? 

Building control is a service provided by building inspectors. The building inspectors’ job is to make sure that all conversions, alterations, or constructions have been done under building regulations. For example, Building regulations such as fire safety, ventilation, structure, drainage, and others must be followed. 

Do I need planning permission to convert a garage? 

You don’t usually need planning permission when converting a garage as long as the work is internal and does not make the garages larger. But before anything always check your permitted development rights. 

Do I need planning permission to extend my garage? 

As long you won’t require planning permission as long as the garages will not be more than 4 metres high, and doesn’t cover more than half of the land covered by the main dwelling. 

What is planning permission? 

Planning permission is permission from your local council to carry out building works of your choice. Your local authority will decide based on area, neighbours and if it will affect anyone. 

Different types of garages you can have 

There are three types of garages you can have which is attached, integrated and detached. 

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Garage Conversion

Building a Garage:Pros And Cons

Here are the pros and cons of building a garage.

Garage Pros and Cons


Increase property value 

Building a garage can increase your property value by 10-15%. The property value of your home could become higher depending where your home is, especially if your street has on road parking. One, a garage increases the value as you have somewhere safe to put your car and second the value can increase as you now have a large extra space. 

Your car is safe 

Having a garage takes the risks away of having your car damages, broken into or even stolen. You will not have to leave your car on the street or driveway anymore. Also, car insurances can be cheaper if you leave you can in a garage overnight. 

Additional space  

Extra space is great! Everyone loves extra space. Now not only do you have a safe space for your car but now you have extra space for anything you’d like. For example, having your own home gym or DIY workshop. This room could also be used for storage purposes. However, if you decide to insulate your garage you could turn it into a home office or even a spare bedroom.  


More cleaning  

A garage normally gets dirty a lot quicker than the inside of your home would. This is due to having a car in there or even someone carrying out a messy DIY project. This will definitely add more add more to your list of maintenance tasks. 

Increases energy bills 

If you decide to insulate your garage and use it as a habitable living space this will increase your homes energy bills. You’ll have extra heating and lighting bills to keep the added space running. 

Prone to rodents  

One problem with garages is it is prone to rodents. For example, rats and mice. Rats and mice will try and enter your home and if they succeed that will be a huge problem for you. Garages can be the perfect environment for rodents as they are quiet, dark and secluded. 

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Garage Conversion

Garage conversion 2022: all you should know before you start

Firstly, a garage conversion is one of the quickest and most affordable routes to adding floor space. These types of projects can often be completed in a little over a week. In addition, many people often just use their garages as a place to put their cars or as a storage room. However, maybe it’s a great time to consider converting your garage and making it into a valuable asset.  

Is your garage suitable for a conversion?  

A garage conversion is classed as a change of use, so it will require building regulations approval.  

To comply with building regs your garage conversion must:  

  • Be structurally sound 
  • Have a damp proof course 
  • Have all of the electrics tested 
  • Be moisture proofed, with good ventilation 
  • Have been fire proofed and have escape routes 
  • Have wall, floor, and loft insulation so that its energy efficient 

Will you need planning permission to convert your garage?  

Most garage conversions will usually fall under permitted development, meaning that planning permission is not required. However, it is still best to check with your local authority, because there is a small percentage that will require planning permission.  

If your home is listed or in a conservation area, then it is very likely that you will need planning permission before you can convert your garage.  

Insulating the garage conversion – 

It is important that the new room is warm and energy-efficient. In order to comply with building regs, you will need insulation.  

In addition, the simplest way to add insulation to the walls is with insulated plasterboard fitted to timber battens above the damp-proof course.  

How much will it cost?  

A garage conversion is a relatively low-cost way of increasing your living space. This is because you don’t need to pay for laying new foundations or building new walls and you also may have power.  

For a single garage conversion, you should budget around £20,000 – £30,000 with some variation due to your choice of materials and fittings.  

It is also worth mentioning that a construction material shortage is causing a spike in many building materials.  

Factors that could affect the cost of your garage conversion –  

  • Planning applications 
  • If you use an architect or designer 
  • Whether you need to use a structural engineer 
  • Whether the foundations need to be reinforced 
  • If the ceiling height needs to be raised. You need around 2.2-2.4m of headroom. 
  • If the walls, floors, or roof need to be repaired. It may be cheaper to demolish your garage and start again.  

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Extensions, Garage Conversion

How much does a garage extension cost in 2022?

Building a garage extension is a great way to add extra space to your home. By adding an extension, you could maximise storage space, or make room for an extra car. Garages are an excellent way to keep your homes tidy and clutter-free because you can put as much storage as you like in them. 

If you have decided that your home needs additional space, you should read on and see the average price for a garage extension UK in 2022.  

Why have material prices been affected?  

Firstly, the prices for an extension will be a lot higher than a couple of years ago because prices of materials have risen. The lockdowns and Brexit have caused the prices of materials to fluctuate.  

Due to shortages, there is a range of materials that prices have increased, for example:  

  • Insulation  
  • Timber 
  • Roof tiles 
  • Cement  
  • Plywood 

How much does a single storey garage extension cost? 

The cost of garage extension varies depending on the type and size of the garage you choose.  

The average cost of a single-storey 16 m2 garage can be anywhere between £2,000 – £20,000. 

The cheapest type of extension would be a wooden or a concrete pre-fabricated garage.  

What is a pre-fabricated garage?  

This is a garage that is manufactured off-site and transported to the location where it would be used.. When it gets to your property, it usually takes 1 – 3 days to put together.  

Pre-fab garages are often used because they are the cheapest. Re-fab concrete garages cost between £3,000 – £7,000 and wooden one’s cost between £2,000 – £6,000. Although they are the cheapest option which is a positive to many people, they have less security and they last less time. 

How much do brick extensions cost?  

 Brick garages are the most common type of garage in the UK. However, they are also the most expensive design. They are of much higher quality and more secure than the pre-fabricated buildings.  

A brick garage in 2022 can averagely cost between £13,500 – £20,000. And usually takes 2 – 4 weeks to complete, however, it could take longer if there are any delays.  

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Architecture & Building, Garage Conversion

Looking To Build A Unique Garage? You Came To The Right Place

When it comes to building a garage there are many factors you need to keep in mind. First of all, whether you want it a single or double car, or if it’s going to be detached or not. Also when you build a garage you get to make it as unique and different as you want it’s all down to your choice.

Plan –  

The first thing you want to do when you are building a garage is making a plan. It would be advised to seek help and advice from architects, to make sure that the project is done well. In like manner, architects can also plan and help when it comes to the aesthetic of the project. In fact, this is important when it comes to connecting the garage to the house. You want to make sure that the bricks or patterns of the building match and flow smoothly. So then it doesn’t look like it’s not meant to be there.  

Garage Foundations –  

With any structure, the foundations play a crucial role in the integrity of the building above. A good quality foundation will last many years. Whereas, if a bad foundation was laid it can cause a lot of problems down the line. The foundation is typically constructed of a concrete block or a poured cement wall. 

Pricing For A Garage –  

Although, buying a garage kit will cost a lot less than building a custom one, having one that is completely secure and you get to design will be worth it. The kits often cost less than £7,300 and can take as little as a day to put together. Whereas, to build a single car garage it can cost anywhere around £28,400 – £43,800. And to build a double it can cost anywhere between £52,500 – £80,200.  

If you are deciding if you want a detached or attached garage it is helpful to know it is generally cheaper to build one that is attached. This is because an attached garage utilizes the existing structure of your home and only requires you to build three walls.  

Practically, in any case, building a garage can and will increase the value of your home. Based on the prices you pay for the project; most homeowners see about an 81% return on the investment or an increase of the resale value of how much building the project cost.  

Planning Permission –  

You can build a garage on your property without planning permission as long as it meets the requirements and is a reasonable size. It should be no higher than 4 meters. 

With the planning permission, the duration of the project can be anywhere from 2-4 weeks. However, when it comes to construction you never know what can happen to do the timings can always change.  


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Garage Conversion

The Ultimate Beginners Guide To A Garage Conversion

What is a garage conversion? 

A garage conversion means that you are changing your garage into something other than storage or a place you park your cars. It can be anything from a bedroom to a family room and anything in-between. It will open up the space in your home and allow your family to have more room.  

If you use your garage as a storeroom or a place you just put your junk, maybe it’s time to consider making use of what could be a valuable asset.  Having a garage conversion increases the house’s value up to 20%. This is because it is one of the speediest and most affordable routes to adding floor space. Garage conversions are often completed in a week and, depending on the project it could take up to a month

How Much Will The Garage Conversion Cost? 

The average cost of a garage conversion varies it is often between £7,500 – £20,000 in the UK. This would cost around £469 – £1,200 per meter squared. However, every company has its own prices, and it could be different from the average cost.  

The first step to a garage conversion is to conduct an assessment of the existing structure, in particular the soundness of foundations, walls, and roof. This will go a long way in revealing to work required to create a comfortable living environment. And a popular route that many seem to do is use a company that specialises in design and build.  

Key works when converting a garage:  

  • Make sure the walls and roof are sound.  
  • Existing floor need to be levelled, damp proofed and insulated.  
  • Roof insulation  
  • Wall insulation  
  • Heating and electrics  
  • Windows and doors 

Planning permission isn’t often required for a garage conversion. And you should consult with your local authority before you begin.   

A garage conversion will always be subject to building regulations, so you or your contractor need to inform the local authority of your intent to stark work 48 hours prior to commencing on site. And with more complex projects you may prefer to have full structural plans drafted.  

Tips to comply with building regulations: 

  • Have wall, floor and loft insulation so it is energy efficient.  
  • Be structurally sound. 
  • Make sure its damp proof.  
  • All electrics safety tested 
  • Good ventilation and moisture-proofed 
  • Have escape routes and fire-proofed  

It is possible to plan and convert your garage yourself. This could be a good option if you have a small budget. Just be aware that your work will be checked by a buildings control officer and if it doesn’t comply with building regulations you will have to put it right at your own expense. 

43 garage conversion ideas to add more living space to your home |
A modern garage conversion.