Ground floor House Extension in Radlett

Compare Single Storey House Extension Prices in Radlett

Home > Extensions & Conversions Projects > Single storey house extension > Radlett

Ground floor House Extension in Radlett

Are you seeking Single storey house extension in Radlett? Our network of builders can help with your job. Every one of our Builder in Radlett are examined so you can see local testimonials, when business was started, rankings, satisfaction and day rate,  enabling you to make the best decision on who to work with. Allow us take the problem out of locating as much as 4 pros for your Single storey house extension project.

Single storey extensions are a great way to add space and value to your property. A single storey extension can be quite affordable and they're appropriate for numerous houses. Smaller sized single storey home extensions can be built without needing to apply for planning permission as they are protected by permitted development rights. Substantial single storey extensions will still need planning permission. Single storey home extensions can also generally be positioned to either the side or rear of your home. Single storey home extensions are often used to expand kitchen areas or to add a downstairs study or utility room.

 

They are also often used to make a larger open plan area in the downstairs of the home that may be used as a kitchen diner or living area. Adding roof lights and bifold doors to your home extension will generate a sizeable airy space that provides a seamless transition into the garden. While single storey home extensions may appear simpler than other types of extension, careful planning remains needed to make sure that the new space is functional and beautiful. Certified architects and contractors will be able to give you advice on the best design for your home extension, considering the needs of the new space as well as the best way to complement the present building. Your single storey home extension could be made to match your pre-existing property and make use of similar materials for its construction or be designed to contrast, offering a striking effect by using different materials.

 

Factors that effect Single Storey Extension Costs

There are a couple of factors to keep in mind when you are establishing your spending plan. The primary factors that influence the cost of a single storey extension are the dimension as well as the finish. However there are other variables that it deserves remembering while you are making your plans.

High Priced Groundworks Needed

If it is hard to dig the structures as well as lay the footing for your extension, then this can increase the price of your extensions. This may be the situation if the ground is hard to collaborate with. Debris in the ground can additionally increase the prices.

  • Quality of Fixtures and Fitting
    After the dimension of the extension, the next most significant element is the grade of the coating. Selecting premium alternatives can lead to the last cost being greater than double what it would be when selecting the fundamental options.
  • Size of Extension
    When you are obtaining an extension on your residence, the single largest factor that will impact the price of your extension is the size of it. The larger the extension is, the much more you will certainly end up paying. If the location inside the extension is simple, with no internal walls, after that this will reduce the cost per m2 somewhat. However, even with this in mind. The larger the location of your extension, the a lot more you pay.
  • Kind of Extension
    The kind of extension you pick will certainly go a long way in the direction of dictating exactly how huge your extension will be. Side return extensions develop the tiniest added room so are often the least expensive choice, while a wraparound kitchen area extension will create the most area as well as have the most high priced fittings and also fixtures.
  • Building Regulations
    Most of the times, developing policies don't add a lot of cost to a structure job. Nevertheless, if you are building an extension onto an older residence, there may be some unanticipated costs. This is specifically true if the home has actually not just recently been updated. Structure laws will apply to your entire house, not just the extension. This can bring about the need for electrics to be looked at or door replaced.

 

Kitchen Extensions:

Kitchen extensions mainly come under the realms of ground floor extensions, although all sort of house extensions could be utilized to integrate added space for a kitchen.

As an approximate overview, a single floor extension will certainly set you back from ₤ 1,000 - ₤ 2,000/ m2, with a fundamental construct at the lower end of the scale and also an exceptional construct high quality at the higher end at an array, with expenses of ₤ 2,500/ m2 plus.

 

How to find a builder for your extension:

We will give as much as four Single storey house extension pros in your area, who will certainly supply quotations for the work you want done. You'll receive a home visit from specialists in Radlett who'll assist you to pick the appropriate Single storey house extension for your home prior to accomplishing the setup. Enter your postal code to start browsing currently.

Average Single storey house extension cost in Radlett

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 2026

Avg. price low

Avg. price low
£24,400

Avg. price

Avg. price
£34,667

Avg. price high

Avg. price high
£44,934

£45500

£34125

£22750

£11375

£0

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

Single storey house extension installation cost in Radlett 2026

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

Single storey house extension on Google in Radlett

Google searches that showed Local Quotes, 15 July to 12 October 2026

1,307

Searches that showed one of our pages for Radlett, all services

Source: Google Search Console, the number of times our pages appeared in Google search results. It counts searches that showed the page, not quote requests.

Single storey house extension searches near Radlett, 15 July to 12 October 2026

31

Searches that showed our page for Watford

24

Searches that showed our page for Rickmansworth

8

Searches that showed our page for Borehamwood

Radlett

Radlett is a wealthy negotiation in the region of Hertfordshire, England, in between St Albans and also Elstree on Watling Street, with a population of 8,042. It remains in the council district of Hertsmere as well as is covered by 2 wards; Aldenham East and also Aldenham West. It lies inside the M25 motorway. Radlett hinges on the valley of Tykes Water, a stream that runs north from Aldenham Reservoir to the River Colne. Currently completely bordered by the Metropolitan Green Belt, it goes through significant 'infill' advancement as well as there is pressure to loosen up the Green Belt limitations. Radlett is located 14 miles north west of the centre of London. It is among one of the most flourishing places in Britain as well as the 6th most costly community to acquire a home outside London. The town consists of numerous considerable detached homes with huge yards. In the older centre there are additionally a few roads with Victorian semi removed and terraced houses. Watling Street, which is the highway with Radlett, has a wide array of neighborhood stores as well as dining establishments, as well as some nationwide store, a Post Office inside the neighborhood Budgens grocery store, and the Radlett Centre with a 300-seat amphitheater for different efficiencies. Affixed to the Radlett Centre is the regional Public Library.

Looking for Single storey house extension in Radlett?

Get free quotes from local builders

Get free quotes

Single storey house extension pros in Radlett

Jassi Builders Ltd

2 review(s)
Based: in Hayes, UB4 9YD

Hi Jassi Builders LTD here, I am a specialist in planning, designing and building control services. I make sure that I have completed all my work on perfect time and leave customers in complete satisfaction. We do all types of loft conversions, exten...

Latest review

Angela A., HP1
3

Single Storey House Extension in Hemel Hempstead

Assured me he Would give me a good price which made me feel less confident with this builder he was supposed to phone on...

Similar Customer Enquiries for Single storey house extension in and around Radlett

06 May

Single storey house extension

London - NW6

Enquiry from: Noam G

Start Date: Immediate

Property: semi detached · When: immediate

Post a similar request >

12 Mar

Single storey house extension

Borehamwood - WD6

Enquiry from: Jabeen B

Start Date: Immediate

Single storey Extension cost

Post a similar request >

Advertisement

Local & reliable builders near me

Tell us about your single storey house extension project

Answer a few quick questions, so we can match you with local builders who can help.

Find up to 4 builders in Radlett

Get free, no-obligation local single storey house extension quotes from 4 verified builders working in Radlett.

Hire with confidence

Compare customer reviews, services and prices, and choose the right tradesperson for you.

Our reviews

Average

Quick responses and lots of informa ...

Quick responses and lots of information shared

It did help me to find good archite ...

It did help me to find good architect.

Did all the leg work to identify ap ...

Did all the leg work to identify appropriate traders to complete my job

FAQs

how much does a kitchen extension cost?

Being the most used room in a house, it’s little surprise kitchen extension are usually one of the most popular requests in the UK. They do not only open up a frequently used space in your home, but also goes a long way to add value to your property. However, to know the value that’ll added you must first determine the cost of building such an extension before moving forward. Generally, a typical kitchen extension will cost within the range of £20,000 to about £50,000 plus VAT, based on the size of your project as well as your location.

In reality, a single accurate cost of a kitchen extension will vary depending on a lot of influencing factors, one of which is the type of the extension. Let’s take a look!

✓ Rear extension. You may want to consider this type, if you do not have sufficient space for a side return. This will extend your kitchen into your garden which implies that you’re going to give up some green space to make this a reality. The average price to have this done in London will be about £30,000 or more including VAT, and about £20,000 plus VAT or more in other areas.

✓ Side return extension. This, normally, isn’t a huge add to your property, but will create a lot of space for your kitchen while also be a lot reasonable in terms of cost. This type will extend your home into an alleyway at the side of your property if any is available there. On average, the cost of the side return extension should be about £50,000 plus VAT in London and a lot less in the other regions.

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 long does a small extension take?

If you’re planning to build a small extension on your property, you’ll most likely want to know the length of time it’ll take to complete the home extension. Just like many other home improvement projects, it’s impossible to provide a specific number of day in which your project will be completed as the duration is based on a number of influencing factors. This includes the size of the development work as well as whether or not you plan to live in the house when the work is being done. In this article, we’re going to give you a breakdown of the processes that’s involved in building a small single storey extension alongside the duration for each so you can have an idea of how long your small extension project will take. Let’s take a look!

✓ A small single storey extension will normally take about 3 months to be completed.

✓ Site preparation is the first step in the process and it’ll take up to 2 weeks the dig out the footings and prepare foundations. Followed by a further 2 weeks to fit the damp course as well as any drains required around the extension.

✓ The 5th week is spent on working on the external walls and putting in place blockwork to deliver cavity wall insulation.

✓ The next 2 weeks will be spent on installing the roof structure as well as internal walls.

✓ Once done. The builders will make the structure weather proof and electricians or gas fitters will be on site to add power to the extension. This will be followed by internal walls’ plastering as well as breaking into your main house.

✓ After this, when the plaster is dry and decoration completed, units or furniture will then be installed.

how much does a kitchen diner extension cost?

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.

Single storey house extension

Other Top Projects in Radlett

Customer Reviews

Overall rating:


Radlett Single storey house extension pros are rated 4.2 out of 5 on average: 7 rated pros, 69 reviews, of 46 pros covering the area.
The LeadsDoWork rating and review is an overall rating based on verified reviews and feedback from the customers with Single storey house extension projects that have been connected with Single storey house extension pros to help them. All Single storey house extension contractors All Radlett Single storey house extension contractors

Are you a builder in Radlett?

We can help you get more single storey house extension work with our qualified job leads and boost your business.

Join today