House Extensions | Single Storey
Swansea - SA8
Enquiry from: Lucy J
Start Date: Immediate

Single extension (small bedroom) build on top of an existing ground floor extension. Flat roof
Are you seeking Single storey house extension in West Glamorgan? Our network of builders can help with your project. Every one of our Builder in West Glamorgan are checked so you can see local consumer reviews, when business was started, ratings, approval and also price, permitting you to make the best decision on who to hire. Allow us take the hassle out of finding as much as 4 professionals for your Single storey house extension job.
Single storey extensions are a great way to add space and value to your property. A single storey extension can be extremely affordable and they're suited to many homes. Smaller sized single storey home extensions can be built without the need to apply for planning permission because they are covered under permitted development rights. Substantial single storey extensions will still need planning permission. Single storey home extensions can also generally be located to either the side or rear of your home. Single storey home extensions can be used to extend kitchens or even to add a downstairs study or utility room.
Also, they are often used to make a larger open plan area in the downstairs of the house that could be used as a kitchen diner or living area. Adding roof lighting and bifold doors to your home extension will create a large airy space that creates a seamless transition into the garden. While single storey home extensions may appear less complicated than other sorts of extension, careful planning remains essential to make sure that the new space is functional and beautiful. Competent architects and builders will be able to advise you on the best design for your home extension, considering the needs of the new space as well as the best way to complement the pre-existing building. Your single storey home extension could be designed to accentuate your pre-existing property and make use of similar materials for its construction or be made to contrast, providing an impressive effect by using differing materials.
Elements that effect Single Storey Extension Costs
There are a few factors to remember when you are setting your budget. The main variables that influence the price of a single storey extension are the dimension and the coating. Yet there are other aspects that it is worth bearing in mind while you are making your plans.
Costly Groundworks Needed
If it is difficult to dig the structures and also lay the footing for your extension, after that this can raise the cost of your extensions. This may be the situation if the ground is hard to collaborate with. Debris in the ground can additionally elevate the costs.
Kitchen Extensions:
Kitchen extensions greatly fall under the realms of single floor extensions, although all kinds of house extensions could be utilized to include added space for a kitchen.
As an approximate guide, a single storey extension will certainly set you back from ₤ 1,000 - ₤ 2,000/ m2, with a standard build at the lower end of the range as well as an outstanding construct top quality at the greater end at a variety, with expenses of ₤ 2,500/ m2 plus.
How to find a builder for your extension:
We will provide up to four Single storey house extension pros locally, that will offer quotes for the job you desire done. You'll obtain a property visit from professionals in West Glamorgan who'll assist you to select the ideal Single storey house extension for your home before accomplishing the setup. Enter your postal code to begin browsing now.
The typical cost of Single storey house extension is £29000. Costs alter based on the materials and the firm selected. The upper price range can be as high as £34800. The material costs are in general around £12000
Avg. price low | Avg. price low |
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Avg. price | Avg. price |
Avg. price high | Avg. price high |
£35300
£26475
£17650
£8825
£0
Labour cost | £14,000 | |
Material cost | £12,000 | |
Waste removal | £3,000 |
Requests for quotations in West Glamorgan in May 2025
Requests for Single storey house extension quotations in West Glamorgan in May 2025. 0% change from April 2025.
Requests for Single storey house extension quotations in Wales in May 2025. 0% change from April 2025.
Swansea - SA8
Enquiry from: Lucy J
Start Date: Immediate
Single extension (small bedroom) build on top of an existing ground floor extension. Flat roof
Swansea - SA2
Enquiry from: Enass A
Start Date: Immediate
customer has a extensions & conversions project they are looking to have done, specially they want quotes for single storey house extension. they are unsure of options so would like to discuss with a ...
Swansea - SA6
Enquiry from: Dom L
Start Date: 1 to 3 months
customer requested quotes for single storey house extension from a builder around swansea. they are considering a couple of projects at the moment.call anytime to arrange appointment to discuss. the i...
Swansea - SA3
Enquiry from: Lynne E
Start Date: 1 to 3 months
customer in the swansea area made an enquiry a couple of projects including single storey house extension.call anytime and arrange an appointment to discuss. below is some details about this project:c...
Swansea - SA2
Enquiry from: Tony G
Start Date: 3+ months
customer has a general building project they are looking to have done, specially they want quotes for home improvements. they are unsure of options so would like to discuss with a builder.confirmed in...
Swansea - SA2
Enquiry from: Russ M
Start Date: Immediate
customer in the swansea area made an enquiry a couple of projects including single storey house extension.call anytime and arrange an appointment to discuss. below is some details about this project:c...
Neath - SA11
Enquiry from: David W
Start Date: Immediate
demolish existing single storey and 2 storey extension and replace with 2 storey 5m x 9m 2 storey extension are you the property owner: owner of the property property type: terrace looking for: double...
Swansea - SA7
Enquiry from: Richard D
Start Date: Immediate
customer in swansea areas is looking to do a couple of projects at the moment, and would like quotes for single storey house extension.confirmed interest via telephone and email at 05/04/2021 13:05.pl...
Swansea - SA1
Enquiry from: Rajendra S
Start Date: Immediate
customer has a extensions & conversions project they are looking to have done, specially they want quotes for single storey house extension. they are unsure of options so would like to discuss with a ...
Swansea - SA1
Enquiry from: Rajendra S
Start Date: 1 to 3 months
customer in swansea areas is looking to do a couple of projects at the moment, and would like quotes for single storey house extension.confirmed interest via telephone, sms and email at 26/03/2021 00:...
Swansea - SA3
Enquiry from: John D
Start Date: 1 to 3 months
we are planning a 6.6 x 5.8 kitchen/dining extension. single storey. clad with timber boarding and concrete tiled roof. there will be a 4 x 2.2 opening in the west gable wall, a 3 x 2.2 opening on th...
Swansea - SA4
Enquiry from: Rob J
Start Date: 1 to 3 months
Customer is currently in the process of looking for quotes to add a Single storey extension to their property. Are you the property owner: Owner of the property Property Type: Detached Looking For: Si...
Swansea - SA4
Enquiry from: Cara L
Start Date: Immediate
Customer is currently in the process of looking for quotes to add a Single storey extension to their property. Are you the property owner: Owner of the property Property Type: Detached Looking For: Si...
Swansea - SA4
Enquiry from: Peter S
Start Date: Less than one month
Customer is currently in the process of looking for quotes to add a Single storey extension to their property. Are you the property owner: Owner of the property Property Type: Detached Looking For: Si...
Port Talbot - SA13
Enquiry from: Jack R
Start Date: Less than one month
Customer is currently in the process of looking for quotes to add a Single storey extension to their property. Are you the property owner: Owner of the property Property Type: Semi detached Looking Fo...
Swansea - SA6
Enquiry from: Chereen C
Start Date: Immediate
Customer is currently in the process of looking for quotes to add a Single storey extension to their property. Are you the property owner: Owner of the property Property Type: Semi detached Looking Fo...
Neath - SA10
Enquiry from: Samantha G
Start Date: Immediate
Customer is currently in the process of looking for quotes to add a Single storey extension to their property. Are you the property owner: Owner of the property Property Type: Detached Looking For: Si...
Swansea - SA2
Enquiry from: Leah W
Start Date: Immediate
Are you the property owner: Owner of the property Property Type: Semi detached Looking For: Single storey extension Do you have planning permission: No Would you require assistance to gain this: Yes ...
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Builders are everywhere, but finding one for your project can be tricky and stressful, with both cost and reliability coming into question. This is even more worrisome when you’re fully aware that your house extension can only be as good as the builder. If you’re also facing the same challenge, then you’ve come to the right place. In this article, we’ll share with you some tips on how to choose a professional and reliable builder who’ll ensure you get immense value for every penny spent. Let’s take a look!
✓ Ask for recommendations. To find a tradesperson, not just a builder, personal recommendations is the best way to go. Building a house extension is a major undertaking which comes with a lot of costs, so if you’re going to do it the least you can do is ensure you do it right. Carry out your research, ask friends and family, neighbours and loved ones if the know of any reliable builder in the local area. If they’ve have one they’ve used, you can request for the cost, quality of the job done, the duration of the project and any other detail you feel you should know.
✓ Search Online. Use our search feature to look at the builders available or submit and enquiry and we will find you one. Our site holds details of numerous builders and building companies which you can go through their ratings to select the best.
✓ Select a reliable builder from trading association. Most reliable builders are usually a member of a recognized trading association or the other. Though this is not obligatory for builders, but it can be used as a dependable medium to find a good builder. We list what trade association the builders are a member of.
If you’re planning to build a single story house extension, this is one of the first questions that usually comes to mind to help you set a budget and start to make plans. But as simple as it seems, a single accurate answer can not be provided due to the fact that there are several variables that can play a key role in influencing the price of a single story house extension. These variables includes the size, location, design or specification as well as the build route. In this guide, we’ll provide you with a rough estimate that you can work with to put you on the right path.
The main determinant of the cost of a single storey extension is the size of the build, while the next most relevant factor is the quality of the finish you opt for. For a small extension, you can expect to spend a sum within the range of £14,000 to £17,000. Meanwhile for a larger single storey extension, if you opt for a large wrap around the extension with a great amount of glass to be incorporated in both the walls and roof, you can expect to pay a sum within the range of £80,000 to £120,000.
Overall, the average cost of a single story house extension is usually within the range of £34,000 to £37,000. For this price, you should get a standard sized rear or side extension which also includes the cost of a kitchen - it’s the most commonly use for a single story extension especially in the UK.
There are some additional costs you may also need to factor in to your extension budget. These includes surveys, architect fees, planning application fee (if needed), insurance and Party Wall Agreement (if needed).
If you’re planning to construct a kitchen diner extension, to help you set a budget and start planning you must first have a cost estimate that’ll complete the entire project. If not, there’s a probability that you may have to spend more than would have been necessary or probably break the bank to have the project done. In truth, there’s no single and short answer to this question as the cost of a kitchen diner is largely dependent of several variables. In this article, we’re going to give a good insight into kitchen diner extension cost so as to help you make informed decisions moving forward. Let’s take a look!
On the average, a kitchen diner extension will cost within the range of £25,000 to about £45,000, however if you happen to reside in London, you can expect the cost to be a lot more than that - closer to £60,000. And due to the fact that there happens to be a plethora of options out there, any decision to make be it on the size, tradesman, flooring, finishes or type of the kitchen diner extension, will have a considerable impact on the overall cost of the project. For instance, a basic kitchen diner extension cost can be within the range of £12,000 to about £15,000., while a high end kitchen diner extension can reach a whooping price between £80,000 to about £100,000.
The total cost of your kitchen diner project will rely heavily of the size as well as the quality of the finishes. For example, a kitchen diner extension that’s small and basic is likely to cost about £1,300 to £1,500 per square metre. However, if you’re going for higher quality finishes, you can expect to pay within the range of £1,900 to about £3,000 per square metre.
Does A Single Storey Extension Add Value To Your House?
When you’re looking to construct a single storey extension or perhaps you’re just searching for means to increase the value of your property, this question always pops up. The short and simple answer to this question is a resounding yes, a single storey extension can go a long way to increase the value of your property. Just like any other home improvement, when done right, adding a little extra living space is one of the top things you can probably think of that’ll provide a cool increase in your property’s value. However, before you rush in you must also take note of some factors so you can be certain a single storey extension is the right option for you. These factors include the quality of the build, complexity of the build, cost of the build versus the value gain, ceiling price in the area, finance costs as well as the inconveniences and stress.
Generally, the average cost of a single storey extension can range from £34,000 to £37,000. For this price, you should get a standard sized rear or side extension which also includes the cost of a kitchen - it’s the most commonly use for a single story extension especially in the UK. So it’s important to know the value they’ll add to your house before deciding to make such an investment.
The value added to your property will depend largely on the quality and size of your single storey extension. The value is usually calculated by estate agents using the number of bedrooms, bathrooms as well as the floor area. Inside London, it’ll typically be priced at £5,000 to £10,000 per square metre, while outside London should be within the range of £900 to £2,000 per square metre.
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