Ground floor House Extension in Hertford

Discover Single Storey House Extension Prices in Hertford

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

Ground floor House Extension in Hertford

Are you searching for Single storey house extension in Hertford? Our network of builders can help with your job. Every one of our Builder in Hertford are examined so you can see local write-ups, when business was started, ratings, satisfaction and day rate,  enabling you to make the ideal decision on who to work with. Allow us take the problem 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 house. A single storey extension can be extremely affordable and they are appropriate for many homes. Smaller single storey home extensions can be built without having to apply for planning permission because they are protected by permitted development rights. Sizeable single storey extensions will still need planning permission. Single storey home extensions can also often be situated to either the side or back of a property. Single storey home extensions are often used to extend kitchens or 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 lamps and bifold doors to your home extension will create a big airy space that provides a seamless transition into the garden. While single storey home extensions may appear less complicated than other types of extension, careful planning is still needed to ensure that the new space is functional and beautiful. Certified architects and building contractors can advise you on the most appropriate design for your home extension, taking into account the requirements 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 existing property and use similar materials for its construction or be made to contrast, giving an impressive effect by using different materials.

 

Factors that effect Single Storey Extension Costs

There are a couple of elements to bear in mind when you are setting your budget. The major factors that influence the cost of a single storey extension are the size and the surface. Yet there are other aspects that it is worth keeping in mind while you are making your plans.

Over-priced Groundworks Needed

If it is tough to dig the foundations and lay the footing for your extension, after that this can increase the price of your extensions. This may be the instance if the ground is tough to collaborate with. Particles in the ground can likewise elevate the costs.

  • Grade of Fixtures as well as Fitting
    After the dimension of the extension, the following most significant variable is the quality of the finish. Choosing premium choices can result in the final cost being more than dual what it would be when choosing the basic choices.
  • Dimension of Extension
    When you are getting an extension on your house, the single greatest factor that will influence the cost of your extension is the size of it. The larger the extension is, the a lot more you will wind up paying. If the location inside the extension is simple, without inner wall surfaces, then this will reduce the price per m2 somewhat. Nonetheless, even with this in mind. The larger the area of your extension, the extra you pay.
  • Sort of Extension
    The sort of extension you choose will go a long way in the direction of dictating just how huge your extension will certainly be. Side return extensions create the smallest added room so are often the cheapest choice, while a wraparound kitchen extension will produce one of the most space and have one of the most over-priced fittings as well as fixtures.
  • Building Regulations
    For the most part, constructing guidelines don't include a lot of cost to a building job. Nonetheless, if you are developing an extension onto an older house, there might be some unexpected prices. This is particularly true if the home has actually not just recently been updated. Structure regulations will put on your whole home, not simply the extension. This can bring about the requirement for electrics to be taken a look at or door changed.

 

Kitchen Extensions:

Kitchen extensions greatly fall into the realms of single storey extensions, although all sort of home extensions could be utilized to integrate added space for a kitchen.

As an approximate guide, a single storey extension will cost from ₤ 1,000 - ₤ 2,000/ m2, with a fundamental build at the lower end of the range as well as a superb build top quality at the higher end at a variety, with prices of ₤ 2,500/ m2 plus.

 

How to find a builder for your extension:

We will provide up to four Single storey house extension pros in your area, that will use quotations for the work you desire done. You'll receive a home visit from professionals in Hertford who'll assist you to choose the best Single storey house extension for your residence before executing the setup. Enter your postal code to start browsing currently.

Average Single storey house extension cost in Hertford

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 Hertford, as reported by local LeadsDoWork members.

Single storey house extension installation cost in Hertford 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 Hertford

Google searches that showed Local Quotes, 19 July to 16 October 2026

420

Searches that showed our Single storey house extension page for Hertford

2,562

Searches that showed one of our pages for Hertford, 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 Hertford, 19 July to 16 October 2026

3

Searches that showed our page for Much Hadham

3

Searches that showed our page for Hitchin

Hertford

Hertford is the county town of Hertfordshire, England, and it's a civil parish in the East Hertfordshire region of the county. Hertfordshire is located in the south of England, nearby other counties such as Essex and Cambridgeshire. Greater London is also directly to the south.

Looking for Single storey house extension in Hertford?

Get free quotes from local builders

Get free quotes

Single storey house extension pros in Hertford

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 Hertford

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 Hertford

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

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

does a single storey extension add value to your house?

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.

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.

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 Hertford

Customer Reviews

Overall rating:


Hertford Single storey house extension pros are rated 4.4 out of 5 on average: 8 rated pros, 120 reviews, of 36 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 Hertford Single storey house extension contractors

Are you a builder in Hertford?

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

Join today