Can I convert part of my garage?

Author: Raoul Schuppe  |  Last update: Sunday, June 22, 2025

Yes, part conversions are actually one of our most popular requests. For example we can use some of the space to create a W.C or utility room while retaining the front of the garage including the door to access a smaller storage space.

Do you need planning permission to convert part of your garage?

Planning permission for a garage conversion is not necessary in many cases, although it is always best to double check with your local authority first. Most integral garage conversions fall under Permitted Development which means there is no need to make a planning application.

Can I convert part of my garage into a utility room?

Garage Conversion to Utility Room
  • 1) Replace existing door/window with New UPVC double glazed single door and window
  • 2) New fireproof partition stud wall with fire door to existing garage
  • 3) Raise floor (approx 20mm) to same level as kitchen
  • 4) Replace door/frame into kitchen
  • 5) Plasterboard + insulation for ceiling

Is it legal to build a room in a garage?

To convert a garage into living space would require a permit. However, enforcement of building and zoning codes are generally complaint-driven so if there are no complaints you could probably get away with it.

What is a partial garage conversion?

Partial garage conversion cost

For example, it could be a storage space and a downstairs bathroom. Or, it could be used as an extension to your living room and a space for utilities. This can help keep the costs down as you can keep the existing garage door and only need to convert part of the space.

5 Tips for Converting a Garage

Can I convert half of my garage?

If you're going for a partial garage conversion to retain a parking space, you'll need to erect a fully-insulated internal dividing wall that is designed to provide 30-minute fire protection. This can be done in blockwork, or switch to timber studwork lined with pink fireline plasterboard on the garage side.

Can I convert part of my garage into a room?

Converting a garage into liveable space will always require Building Regulations approval, so your local council needs to be informed. This involves submitting a building notice or full plans application to the building control department of your local planning authority.

Can I put a bedroom in my garage?

As long as you obey building code requirements, you can create any type of living space with your garage remodel. Depending on the zoning of your home, you might have to jump more hurdles when building an independent living space, such as an apartment, than converting your garage into a bedroom.

Do you need planning permission to put a toilet and shower in a garage?

If you're converting a non-residential space, like a loft or garage, into a bathroom, planning permission might be required. This is because you're changing the use of the space, which could impact the overall property.

Is it illegal to live in an unfinished house?

Living in an unfinished house

But are you allowed to live in an unfinished house while working on it? “Some municipalities require an occupancy permit and will not issue one until all necessary repairs are completed and the home has passed an inspection,” says Sjoblom.

Can I turn my garage into an annex?

CONVERTING A GARAGE – WHEN DETACHED FROM YOUR HOUSE

The building must also only be used for a purpose incidental to the enjoyment of the existing dwellinghouse. Conversion of a detached garage into an annexe or separate living accommodation is likely to require a planning application.

Can I build a laundry room in my garage?

You optimize space by taking advantage of an under-utilized corner of your home. If they're well-planned and organized, a garage with a laundry nook will make a very nice complement to your home. They're both convenient for your day-to-day needs.

Can I convert my detached garage into a guest room?

The Need for a Garage Conversion Permit

This process involves obtaining approvals from various agencies, including the zoning and building departments. The permit ensures that the converted space meets all safety and habitability standards, protecting both you as the homeowner and any potential guests.

Can I block up my garage door?

Can I brick up my garage door without planning permission? Generally speaking, planning permission is not needed to brick up a garage door if the work is internal and doesn't involve enlarging the house.

Do you need consent to convert a garage?

Building Consent

If you want to convert your garage to a bedroom, living room or media room, it will need to be re-classified from a non-habitable space to a habitable space. This requires a building consent.

How to turn a garage into a room cheaply?

Typically, the cheapest type of garage conversion will just involve blocking up the garage doors and finishing out the walls, floors, and ceiling with insulation, drywall, carpet, or other flooring material. Think of a bonus room, family room, playroom, game room, or man cave.

Can I put a shower and toilet in my garage?

Technically it is possible to add a bathroom to a garage- it just all comes down to the time, work and budget available. In many cases you might be limited due to the plumbing location for water and waste services.

Can I convert my garage without planning permission?

Planning permission is not usually required to convert your garage into additional living space for your home, providing the work is internal and does not involve enlarging the building.

Is it legal to convert a garage into a room?

Since California has passed the new ADU laws this year, usable rooms like garage conversions can be used as a source of passive income. Even if you're only planning on converting the garage to an additional bedroom or home office, permits will be needed for residential construction.

How much does a garage conversion cost?

On average, a garage conversion costs between £18,000 and £28,300. Keep in mind that cost of labour is higher in London and the Southeast, sometimes by up to 20% on average. A garage conversion could add a lot of value to your home.

Can I sleep in my detached garage?

Domestic exemptions

Covered way, covered yard or car port, open on at least two sides, less than 30m² floor area; Garage or other detached building (no sleeping accommodation) either: less than 30m² floor area and substantially non-combustible or, less than 30m² floor area and 1.0m or more from boundary.

Can I convert my garage into a bedroom and bathroom?

The short answer to this question is, it depends. The permitting process for converting a garage to a bedroom and bathroom or other living space is going to vary widely based on where you live. You may be wondering if you need a general contractor to pull a permit, and in our experience this is not required.

Can I remove my garage door and replace with a window?

Can a garage door be replaced with a window? Yes, a garage door can be replaced with a window.

Do I need planning permission to put a window in my garage?

If you are replacing your garage door with a window, but all other walls to the garage remain as is, planning permission is not usually required. However, if your garage conversion involves adding windows to the side or back of your garage, then permitted development may not apply.

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