A calm bedroom with a brown throw on the bed and a tall fitted wardrobe.

Garage to bedroom conversion

Turn the garage into a warm, quiet bedroom that feels like part of the house. Add its own shower room if you want one.

A garage bedroom typically costs £14,500 to £23,000, VAT included. See prices

Garage to bedroom conversion ideas

A proper bedroom, not a garage with a bed in it.

Whoever it is for, a garage makes a full-size bedroom. It could be somewhere for guests to stay, room for a growing family, or a downstairs bedroom for someone who would rather avoid the stairs.

Tell us what you have in mind

Guest room
Bedroom with en-suite
Children's room
Main bedroom
Teenager's room
Ground-floor bedroom
Nursery
Twin guest room
Bedroom and study
Bedroom with doors to the garden
Built-in wardrobes
Shower room
Bunk room
Loft bed over a desk
Small double bedroom
Single bed and side table

What goes into a garage bedroom?

Most of the work is in the parts you never see once the room is finished. Here are the questions people ask about it.

Will it still look like a garage from outside?

The garage door comes out, and a new wall goes in on a suitable foundation. It has a damp-proof course and insulation, and is faced in brick to match the house where it can be. A new double-glazed window goes in. If the room does not open onto a hallway leading straight outside, the window must be big enough to escape through.

Will the floor be cold or damp?

Garage floors usually sit lower than the house and have no damp protection. The floor gets a damp-proof layer and insulation, and is often raised so there is no step down into the room.

A builder fitting stone wool insulation.

Will it be warm enough to sleep in?

The walls and roof are lined and insulated to the building regulations standard for a room you live in. That keeps the bedroom warm in winter.

Is the wiring safe?

New sockets, switches and lighting go where you want them. The wiring follows the electrical safety rules in the building regulations. New circuits are tested and certified, so you have the paperwork when you sell. Building control may also ask for mains smoke alarms if the house does not have them.

Will it get stuffy, or cold at night?

The room is heated like the rest of the house. That is often a radiator on your central heating, or electric or underfloor heating. The window opens and has small trickle vents, so the air stays fresh.

An inspector checking the inside of a house.

How do I prove it was done properly?

Building control inspects the work at key stages. When the final inspection passes, you get a completion certificate: proof the room meets building regulations, which buyers and lenders look for.

A garage bedroom with a desk under the window.

How much room will I get?

More than most people expect. Even a smaller single garage, around 2.3 by 4.8 metres inside, takes a double bed and a wardrobe. A longer one leaves room for a desk or a small shower room. A double garage can be a bedroom with an en-suite, or two rooms.

Not sure about yours? We measure up at the visit and show you what fits.

Get a quote

How much does a garage to bedroom conversion cost?

Most cost £14,500 to £23,000, or £21,000 to £32,500 with an en-suite. What moves the price most is the shower room, how much the floor needs raising and the state of the garage. You get a written price after the visit.

Work out the cost of yours

Your bedroom	Typical cost
Bedroom in a single garage	£14,500 to £23,000
Bedroom with an en-suite	£21,000 to £32,500
Bedroom at the back, storage kept at the front	Usually from around £9,000
Double garage	£25,000 to £42,000

Prices checked 14 October 2026 and include VAT. Smaller job in mind? Tell us what you need and we will price it.

Do I need planning permission for a garage bedroom?

Planning permission: usually not needed

92.2%approved when people applied

Most garage bedrooms need no application. Where one is needed, 92.2% of decided applications across eight West Midlands councils are approved (3,630 applications, 2016 to October 2026). Bedrooms are one of the most popular choices: only home offices and living rooms came up more often in those applications.

Building regulations: almost always needed

£570

A bedroom is a room you live in, so it needs building regulations approval. The work is checked at key stages, and the completion certificate matters when you sell. Solihull Council's fee for a single garage is included in our prices.

Planning figures from council records collected by PlanIt for Solihull, Birmingham, Coventry, Bromsgrove, Redditch, Warwick, Stratford-on-Avon and North Warwickshire. Applications, not finished conversions. Fee from Solihull Council's 2026 to 2027 fee list.

Thinking about a garage bedroom? Tell us about your garage and we will price it.

Get a quote

Questions about garage bedrooms

Something we have not covered? Ask us when you send your details and we will answer it at the visit.

Ask us a question

Is it legal to turn a garage into a bedroom?

Yes. Most garage bedrooms need no planning permission, but the work will need building regulations approval, because a bedroom is a room you live in. Some estates had their permitted development rights removed when they were built, and then a planning application is needed first.

Can I add an en-suite?

Yes. A shower, toilet and basin connect to your drains, and building control checks the drainage with the rest of the work. How simple it is depends on where your drains run, which we check at the visit. A bedroom with an en-suite usually costs £21,000 to £32,500, including VAT.

Where will I park?

Most garages are not used for parking anyway. In a 2021 RAC survey of 2,138 drivers, 53% of those with a garage never park in it. Many modern cars are too wide to open the doors inside. Today's best sellers are about 22cm wider than in 1975, so for many homes the space is more useful as a bedroom. The RAC survey.

Can I keep some storage?

Yes. The back of the garage becomes the bedroom and the front stays as storage, behind an insulated, fire-resisting wall. It is a smaller job, usually from around £9,000.

Do I need to raise the floor?

Not always. The floor needs a damp-proof layer and insulation either way. It is often raised to line up with the rest of the house, so there is no step into the room. If the garage floor is already close to that level, it may only need a little.

How long does a garage to bedroom conversion take?

Most single garage conversions take two to four weeks on site. A bedroom with an en-suite takes around three to seven weeks. The visit is the time to ask how long yours will take.

Does a garage bedroom add value?

It can. On a typical Solihull semi, an extra bedroom can add about £28,000 to £39,000, roughly 8% to 11% of its value. That assumes the room is signed off by building control: without a completion certificate, buyers and lenders tend to mark it down. Estimate from Nationwide's 2023 figures and HM Land Registry prices. Nationwide's 2023 study.

Other rooms

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Get a price for your garage bedroom

We convert garages into bedrooms across Solihull, Birmingham, Sutton Coldfield, Coventry and Warwickshire. Tell us about yours, and you get a written price before any work starts.

We visit to measure up and talk it through.
You get a written price before any work starts.
Our prices are on this page, so you know the range before we come.