House Extension in city

Find House Extension Prices in city

Home > Extensions & Conversions Projects > House extensions > Biggleswade

House Extension in city

House extension features a vast array of benefits which makes it very easy to see why the extension could be a great uptick in the potential price of your residential or commercial property in regards to sales. So if you're seeking to develop a brand-new home extension yet still not encouraged concerning the task, we're here to help you. Being totally mindful any type of house construction work is usually a hefty investment, there's a substantial requirement to be set on your choice before setting up the start of any work. So are house extensions worth it? Below are several of the leading advantages offered by house extensions to assist you choose if it's the most ideal route for you.

 

What's Involved in Building an Extension?

The actions will certainly differ relying on the range of your extension, yet you can anticipate some, otherwise all, of the below to be included when adding an extension to your home:

 

  1. Obtaining Building Regulations or Planning Permission (if called for as the extension is larger than permitted development).
  2. Inspecting your leasehold agreement (if relevant) to make sure you can do what you intend to do.
  3. Enlisting an architect  to create the plans, considering your expected use (kitchen, shower room, research study).
  4. Hiring a competent builder with experience of larger projects.
  5. Contacting your insurance policy supplier to let them know of the planned work ahead of it starting.
  6. Obtaining car parking allows if needed for your contractors to guarantee they have simple access to your building.
  7. Making sure all intended job drops within allowed allowables.
  8. Clearing the area and also excavating if necessary, including the elimination of trees.
  9. Building work can begin.

 

What is the cost of a house extension in city?

If you're taking into consideration adding a two floor house extension, after that establishing a budget for this project would be a fantastic way to start. Similar to a back extension, a 2 floor extension normally leaves the rest of the building needing some work and, because of its size, this may indicate the re-development of the whole house - which is why they can be very costly. A few of the other affecting factors that can have large influence on a 2 floor house extension price includes: your place, the dimension of the develop, complexity of the layout (anything beyond the standard construct will typically require even more know-how and time), the glazing to be included (the more the glass used in the task, the a lot more the product price), along with the group made use of.

Average House extensions cost in Biggleswade

The regular cost of House extensions are £44,375 in Biggleswade. Costs vary based upon the materials and the company picked. The upper price range can be as high as £62,000. The material costs are in most cases around£10,500.

Average price per House extensions job in 2026

Avg. price low

Avg. price low
£29,250

Avg. price

Avg. price
£44,375

Avg. price high

Avg. price high
£62,000

£62500

£46875

£31250

£15625

£0

Prices based on actual House extensions costs for Biggleswade, as reported by local LeadsDoWork members.

House extensions installation cost in Biggleswade 2026

Labour cost £27,000
Material cost £10,500
Waste removal £2,500
Time frame: 10-14 weeks
Advertisement

House extensions on Google in Biggleswade

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

1,746

Searches that showed one of our pages for Biggleswade, 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.

Biggleswade

Biggleswade is a market town and civil parish located on the River Ivel inside the English county of Bedfordshire. It is situated 40 miles north of Central London and 20 miles from Cambridge. Settlements in close proximity to Biggleswade are considered to have existed from around 10000 BC, which is supported by archaeological evidence, such as ancient arrowheads that have been discovered in the town. As per the 2011 Census, the town had a permanent population of roughly 16,550. On account of effective transportation links, being positioned along the A1 road between London and the North, at the same time as getting a railway station within the most important rail link North from London, the population has increased by nearly ten percent during the last 10 years. This growth is anticipated to continue owing to new housing developments. Traditionally, Biggleswade was a vegetable growing region with a great deal of the produce being taken to markets in London, such as Covent Garden. Although much of the trade has closed, Bedfordshire Growers, positioned on the outskirts of the town, still produce the main United Kingdom supermarkets in the UK with potatoes and onions grown in Biggleswade. Biggleswade is also home to the headquarters for Jordan's cereals, a business that manufactures numerous sorts of muesli and granola. Sports and leisure activities play a significant role in the local community. For all of your property improvement work, be sure that you utilise trusted specialists in Biggleswade to ensure you get a fantastic quality service.

Looking for House extensions in Biggleswade?

Get free quotes from local builders

Get free quotes

House extensions pros in Biggleswade

Dream the Build

19 review(s)
Based: in London, EC1V 2NX

DREAM the Build. Ltd ' Constructing your Vision Making home development exciting, fun and asset building experience , future proofing household & investors Who we are ? Starting fresh in a new country is never easy, but what we did Catal...

Latest review

Patricia Z., SE21
5

House Extension in London

Great consultation by Catalin Spent a lot of time with us understanding the project and various options.

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

Julian F., HP2
4

House Extension in Hemel Hempstead

No quote received

Similar Customer Enquiries for House extensions in and around Biggleswade

04 Jun

House extensions

Luton - LU3

Enquiry from: Saadia K

Start Date: Immediate

2 bedrooms and 1 washroom in loft . Kitchen in ground floor

Post a similar request >

23 Oct

House extensions

Bedford - MK42

Enquiry from: Padamraj S

Start Date: Immediate

House extensions enquiry

Post a similar request >

12 Oct

House extensions

Henlow - SG16

Enquiry from: Ann G

Start Date: Immediate

House extensions enquiry

Post a similar request >

06 Oct

House extensions

Bedford - MK42

Enquiry from: Salvatore P

Start Date: 1 to 3 months

Annex space for use as washing if possible toilet pan, bidet, sink, washing machine

Property: terrace · When: 1-3 months

Post a similar request >

12 Mar

House extensions

Cambridge - CB23

Enquiry from: Jay M

Start Date: Immediate

House extensions enquiry

Post a similar request >

Advertisement

Local & reliable builders near me

Tell us about your house extensions project

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

Find up to 4 builders in Biggleswade

Get free, no-obligation local house extensions quotes from 4 verified builders working in Biggleswade.

Hire with confidence

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

Our reviews

Average

We haven't decided yet

We haven't decided yet

Helped find a good company without ...

Helped find a good company without all the ringing around

Simple process which gets you resul ...

Simple process which gets you results! Well done.

FAQs

how much value does an extension add to your house?

Are you interested in extending your home to create more living space? If yes, then you’d probably want to know how much value it can add to your property in order to compare the building costs to the potential value gain. Well, as long as you know what you’re doing, your house doesn’t necessarily have to be a money pit. So what are your options when talking about home extensions and what’s the associated value to be gained?

• Bathroom Extensions

Although you should have it in mind that bathroom extensions isn’t usually that cheap, but once done, it can increase the value of a standard UK house within the range of £12,000 to £15,000. Meanwhile the finishing cost of a bathroom can range from £2,500 to £7,000.

• Single or Double Storey Extensions

Single storey extensions are always huge when it comes to increasing the value of your home - giving about 4 to 7 percent increase. If it goes that far, then literally nothing beats a full spectrum, double storey extension which can give up to 11 percent increase in the value of a property - equalling about a whooping £33,000 for a standard home in the UK.

• Conservatory Extension

With conservatories becoming more and more popular in the UK due to the weather conditions, several buyers are now including it’s availability as part of the criteria for purchasing a house. Wonder why? This is simply because everyone wants to enjoy their garden all throughout the year. As a result of this high demand, adding this type of extension to your house can go a long way to increase it’s value. However, it’s very important to incorporate high quality materials during construction. With glass conservatories offering, on the average, up to £5,000 increase in value, the cheaper PVC alternative offers much less value and can also deter potential buyers.

when do you need planning permission for a house extension?

If you’re planning on adding a house extension to your property, you’d probably be worried about whether or not your proposed extension would require a planing permission. Well, it may be relieving to know that not every house extension project would require a formal consent, and in fact, several extensions are covered by the permitted development rights. Not only can this save you a considerable amount of time especially at the project’s planning phase, but it’ll also save you money on the application fee. In the UK, single storey extensions to the house’s rear can be 3 metres deep for both semi detached houses and terraces or 8 metres deep for detached homes.

So how do you know when you’d require a planning permission for your home extension? Well, if your extension plan fits these criteria explained below, then your project is most likely going to be allowable as a permitted development.

• Extensions, which includes previous additions, must not go beyond half of the original house’s total surrounding land area.

• The main elevation, or side elevation where it fronts the highway, must not be extended forward.

• For single storeys, the rear additions must not extend more than the original house’s rear by more than 3 metres in both semi attached homes and terraces (4 metres for detached houses).

• Extensions to the side must be a single storey with a height not exceeding 4 metres and not going beyond 50% of the original house’s width.

• Extensions hat within 2 metres of a boundary should have a eaves height not more than 3 metres.

• Multi storey addition must not extend beyond the original house’s rear wall by a maximum of 3 metres or 7 metres of the boundary opposite the rear wall.

• Permitted development rights do not apply in listed buildings or designated areas.

how much is a double house extension?

A double house extension is basically a construction to any aspect of your house that elevates up to offer two floors of space. It can be structured to suit your existing home in two storeys or as a side wing on a taller property. If you’re considering building a double house extension, then estimating the cost is a very important task to do before commencing the project. In this article, we’ll give you an idea of the cost of a double house extension so you can estimate yours accordingly.

The double house extension cost depends on several factors that’s specific to your home as well as your design choice. These includes:

• Location of your property. Places like London and the southeast will generally cost more than the other regions due to higher demands.

• Accessibility of the site. The ease of your site’s accessibility also plays a key role in the price.

• Size of the extension. The more the extension’s size in footprint and square metres, the higher the possible costs.

• Materials used in making the roof as well as the complexity of the roof design.

• Your choice of finishing. These includes flooring window and door frames, glazing, underfloor heating and roof lights.

• Your property’s soil type. Different types of soil requires varying treatments as well as materials to develop solid foundations.

Constructing a double house extension is a quite simple build in terms of technicality when its to the side or rear of your house as this can also help you save some money. Generally, considerably expanding your home’s space by building a double house extension will cost within the range of £1,500 per m2 to about £2,800 per m2.

Can an extension add value to my home?

Yes. Most extensions will add substantial value to your home, and you may find that the extension adds more value than it cost. However, it’s important to be sure that the home remains balanced. Extending your garage and leaving your property with no parking spaces, for example, may impact your ability to sell.

House extensions

Other Top Projects in Biggleswade

Customer Reviews

Overall rating:


Biggleswade House extensions pros are rated 4.4 out of 5 on average: 8 rated pros, 82 reviews, of 45 pros covering the area.
The LeadsDoWork rating and review is an overall rating based on verified reviews and feedback from the customers with House extensions projects that have been connected with House extensions pros to help them. All House extensions contractors All Biggleswade House extensions contractors

Are you a builder in Biggleswade?

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

Join today