Ground floor House Extension in Portrush

Compare Single Storey House Extension Prices in Portrush

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Ground floor House Extension in Portrush

Are you searching for Single storey house extension in Portrush? Our network of builders can assist with your project. All of our Builder in Portrush are examined so you can see local honest reviews, when the business was created, rankings, satisfaction and cost,  allowing you to make the best decision on who to work with. Let us take the trouble out of discovering up to 4 experts for your Single storey house extension project.

Single storey extensions are a great way to add space and value to your home. A single storey extension can be quite cost effective and they're suitable for many houses. Smaller single storey home extensions can be built without having to apply for planning permission as they are covered under permitted development rights. Sizeable single storey extensions will still need planning permission. Single storey home extensions can also generally be situated to either the side or back of a property. Single storey home extensions can be used to expand kitchens or to put in a downstairs study or utility room.

 

Also, they are often used to make a larger open plan area in the downstairs of the property that might be used as a kitchen diner or living area. Adding roof lighting and bifold doors to your home extension will generate a large airy space that creates a seamless transition into the garden. While single storey home extensions may appear simpler than other sorts of extension, careful planning is still essential to ensure that the new space is useful and attractive. Certified architects and building contractors will be able to advise you on the most effective design for your home extension, considering the specifications of the new space as well as the best way to complement the present building. Your single storey home extension could be designed to accentuate your existing property and employ similar materials for its construction or be designed to contrast, supplying a striking effect by using differing materials.

 

Variables that effect Single Storey Extension Costs

There are a couple of elements to keep in mind when you are setting your budget. The main factors that affect the price of a single storey extension are the dimension and the finish. Yet there are other aspects that it is worth bearing in mind while you are making your strategies.

High Priced Groundworks Needed

If it is challenging to dig the foundations and also lay the ground for your extension, after that this can boost the cost of your extensions. This could be the situation if the ground is hard to collaborate with. Debris in the ground can additionally elevate the costs.

  • Grade of Fixtures as well as Fitting
    After the dimension of the extension, the following largest element is the grade of the finish. Selecting high-end choices can lead to the final rate being more than double what it would certainly be when choosing the basic choices.
  • Dimension of Extension
    When you are obtaining an extension on your house, the single greatest aspect that will certainly influence the price of your extension is the size of it. The larger the extension is, the much more you will end up paying. If the location inside the extension is simple, with no inner wall surfaces, after that this will certainly decrease the cost per m2 slightly. Nonetheless, even with this in mind. The bigger the area of your extension, the much more you pay.
  • Kind of Extension
    The type of extension you choose will certainly go a long way in the direction of dictating how huge your extension will certainly be. Side return extensions create the tiniest additional room so are typically the most inexpensive choice, while a wraparound kitchen area extension will certainly produce the most room and have one of the most high-priced fittings and fixtures.
  • Building Regulations
    In most cases, constructing policies do not include a lot of cost to a building job. Nonetheless, if you are constructing an extension onto an older home, there may be some unexpected costs. This is particularly true if the house has actually not recently been upgraded. Structure policies will relate to your entire house, not simply the extension. This can result in the need for electrics to be taken a look at or door replaced.

 

Kitchen Extensions:

Kitchen extensions mainly come under the areas of ground storey extensions, although all sort of property extensions could be used to incorporate additional area for a kitchen.

As an approximate overview, a single floor extension will cost from ₤ 1,000 - ₤ 2,000/ m2, with a fundamental construct at the lower end of the scale as well as an excellent build top quality at the higher end at an array, with prices of ₤ 2,500/ m2 plus.

 

How to find a builder for your extension:

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Average Single storey house extension cost in Portrush

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

Average price per Single storey house extension job in 2025

Avg. price low

Avg. price low
£23,200

Avg. price

Avg. price
£29,000

Avg. price high

Avg. price high
£34,800

£35300

£26475

£17650

£8825

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Prices based on actual Single storey house extension costs for Portrush, as reported by local LeadsDoWork members.

Single storey house extension installation cost in Portrush 2025

Labour cost £14,000
Material cost £12,000
Waste removal £3,000
Time frame: 8-12 weeks

Single storey house extension searches in February 2025

Single storey house extension Projects in Portrush in January 2025

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Requests for quotations in Portrush in January 2025

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Requests for Single storey house extension quotations in Portrush in January 2025. 0% change from December 2024.

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Requests for Single storey house extension quotations in County Antrim in January 2025. 0% change from December 2024.

Source: Numbers calculated based on the search volumes in major search engines

Single storey house extension searches in cities and towns near Portrush January 2025

Northern Ireland is the Irish area of the United Kingdom, with the Republic of Ireland providing the remainder of the island. It comes with a population of just over 1.8 million, plus a population density of 133 people per square kilometre. This population is just 3% of the United Kingdom and 28% of people on the island of Ireland. Northern Ireland’s capital city of Belfast holds the most significant population of around 340,000, while Derry and Lisburn have 100,000 and 45,000 respectively. For all your home improvement projects in Northern Ireland, use reputable specialists to make sure you get a high-quality finish.

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FAQs

do i need planning permission for a kitchen extension?

If you’re planning to construct a kitchen extension on your property, one of the first things that comes to mind is whether or not you’ll require a planning permission before you proceed. Generally, kitchen extensions are normally classified as permitted development which allows you to carry out your project without any interruptions from the law or your local authority. In other words, if your extension is meets up with the guidelines of the permitted development rights, you won’t have to apply for a planning permission. However if otherwise, you’ll have to apply for a planning permission to your local council and may require additional reports. And regardless of your position, you’ll always need building regulations approval before you can carry out any kitchen extension project. It may also be required that you’ll have to issue a part wall notice if you’re to build on or close to the boundary with a neighbour.

If you don’t want to go through the hassle and stress involved in applying for a planning permission with your local council, then you must ensure the following:

✓ Your kitchen extension must not be over half of the area of land around your main house.

✓ The kitchen extension must not be side elevation onto a highway or forward of the principal elevation.

✓ The extension must not be taller than the highest part of the roof.

✓ The height of your kitchen extension must not go beyond four metres.

✓ Kitchen extension that’s more than one storey must not go exceed the rear wall of the main house by more than three metres.

✓ Two storey kitchen extensions must not be closer to rear boundary by anything less than seven metres.

✓ The kitchen extension must not include balconies, verandas or any raised platforms.

does a kitchen extension add value to your house?

If you’re planning to add a kitchen extension to your property or perhaps you’re simply looking for ways to increase the value of your property, this is one of the common questions that usually pops up. A simple answer to this question is yes, a kitchen extension will add value to your house. With a kitchen being one of the most frequently used room in a house, adding an extra space to the commonly used room can only increase the value of the entire property. However, to determine the value added by such an extension, there’s a need to calculate the cost of setting one up first.

Kitchen extension costs are greatly influenced by a wide range of variables such as the size, type of the extension and specifications, your location, professional fees, materials used and more. Overall, the type of the extension you opt for will play the most significant role in the determination of your kitchen extension cost. Here, we’ll be looking at a single storey kitchen extension.

For a single storey kitchen extension, you can expect your home’s market value to increase within the range of 5 percent to about 10 percent. When trying to calculate the cost of kitchen extension, it’s crucial to take into account how much value it’ll add to your home so as to make sure that the amount expended will not outweigh the expected value to be added by the project.

For a more accurate idea, there’s the need to consult local estate agents. However, for a much needed guideline, single storey kitchen extensions are usually able to add about 5 to 10 percent to a home’s value, while double storey extension should be up to 20 percent. But as stated earlier, this will depend on several variables.

how much is a ground floor extension?

Generally, extensions can be a very tricky undertaking - where it can be quite difficult to have a clear comprehension of the rules, regulations as well as costs. Therefore before you rush in to kick start your ground floor extension project, it’ll be wise to get a good grip on the cost. In this article, we’re going to give you a rough estimate of the cost of a ground floor extension. Let’s take a look!

Just like several other home improvement projects, the cost of constructing a ground floor extension is based on a number of things which includes the size, materials used, your location, the quality of the tradesmen or company hired and lots more. For instance, if you happen to reside in London, the cost of your ground floor extension is going to be a lot higher than the other regions.

The single cost of a ground floor extension should fall within the range of £1,500 per square metre to about £2,000 per square metre. However, if you happen to live in London or the South East, this price can reach up to £1,900 per square metre to about £2,400 per square metre. These prices are for good quality ground floor extensions only. Basic or low quality extensions would naturally cost less while superior quality extension will cost more.

Now looking at the size of the ground floor extension, if you’re looking for a size of about 5m x 5m, you can expect to pay a price within the range of £32,000 to about £36,000. And as usual, in London or the South East, this price can reach up to £50,000 or even more. And that’s just for constructing the extension. If the other relevant costs like the 10 percent to 15 percent professional fees for the architect, planning application (if needed), building regulations and more, the price goes up.

how much does a single storey house extension cost?

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).

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