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House Extension in city

House extension includes a wide range of benefits that makes it very easy to see why the extension could be a terrific uptick in the possible rate of your building in regards to sales. So if you're looking to construct a new house extension however still not encouraged about the project, we're below to help you. Being totally conscious any home construction work is generally a heavy financial investment, there's a massive need to be set on your choice prior to scheduling the beginning of any job. So are house extensions worth it? Below are a few of the top benefits supplied by house extensions to aid you determine if it's the most suitable path for you.

 

What's Associated with Including an Extension?

The actions will differ depending upon the range of your extension, but you can anticipate some, if not all, of the listed below to be entailed when including an extension to your home:

 

  1. Getting Building Regulations or Planning Permission (if called for as the extension is larger than permitted development).
  2. Inspecting your leasehold contract (if appropriate) to make certain you can do what you want to do.
  3. Getting an architect  to draw up the plans, considering your planned use ( kitchen area, bathroom, research study).
  4. Hiring a competent builder with experience of larger projects.
  5. Contacting your insurance company to allow them recognize of the planned work ahead of it beginning.
  6. Obtaining vehicle parking allows if required for your contractors to guarantee they have simple access to your house.
  7. Making sure all planned work drops within permitted allowables.
  8. Clearing up the space and excavating if needed, including the elimination of trees.
  9. Structure work can start.

 

What is the price of a house extension in city?

If you're thinking about including a 2 storey house extension, after that establishing a budget for this task would be a terrific means to get started. Similar to a back extension, a 2 floor extension typically leaves the remainder of the building needing some job as well as, due to its dimension, this might suggest the re-development of the entire house - which is why they can be very pricey. Several of the other affecting elements that can have large effect on a two floor house extension price includes: your area, the dimension of the construct, intricacy of the design (anything past the typical develop will generally need even more expertise and also time), the glazing to be included (the more the glass made use of in the project, the extra the material price), as well as the team made use of.

Average House extensions cost in Broxbourne

The regular cost of House extensions are £51,667 in Broxbourne. Costs vary based upon the materials and the company picked. The upper price range can be as high as £73,000. The material costs are in most cases around£10,500.

Average price per House extensions job in 2026

Avg. price low

Avg. price low
£32,000

Avg. price

Avg. price
£51,667

Avg. price high

Avg. price high
£73,000

£73500

£55125

£36750

£18375

£0

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

House extensions installation cost in Broxbourne 2026

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

House extensions searches in September 2026

House extensions Projects in Broxbourne in August 2026

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3

Requests for House extensions quotations in Broxbourne in August 2026. 0% change from July 2026.

130

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House extensions searches in cities and towns near Broxbourne August 2026

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Requests for quotations in Broxbourne in August 2026

Broxbourne

Broxbourne is a commuter town within the Broxbourne borough of Hertfordshire in the East of England which has a population of about 13,300 as measured in the 2001 Census. The town's sister city is Sutera, in Sicily. The name Broxbourne is believed to derive from the Old English words brocc and burna which means Badger stream. The Manor of Broxbourne is mentioned in the Domesday Book, which mentions Broxbourne Mill. The area was exploited for its gravel and sand extraction in the twentieth century, that came to an end when the raw materials were depleted during the late 1960s leaving lots of water filled lakes. Several of the lakes are now part of the Lee Valley Regional Park. Although urbanised by industrial and commercial activity, the entire area preserves a lot of its rural character and is preferred by individuals commuting to London. The New River which passes by way of the centre of the town, was dug in the early 17th century. Broxbourne railway station was established in 1840. A terracotta works was opened soon after by James Pulham and Son, who specialised in making artificial rock garden features; some of their work survives within the gardens at Sandringham House and Buckingham Palace. There are 600 companies within the borough, with warehousing and distribution sectors being particularly well represented. The employers with over 250 workers include: Fitzpatrick PLC in Hoddesdon (civil engineers); J Sainsbury, also in Hoddesdon; Marks & Spencer; Turnford Retailers and Merck Sharp & Dohme in Hoddesdon involved with pharmaceutical research. Tesco has its national headquarters at Delamere Road, Cheshunt. The Borough of Broxbourne at Park Plaza Waltham Cross is also the location of the biggest printing plant in the world, which produces publications for News International including The Sun, The Times and The Sun on Sunday. For all of your property upgrades, ensure that you work with reputable experts in Broxbourne to make sure you get a fantastic quality service.

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House extensions pros in Broxbourne

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 Extensions in Hemel Hempstead

No quote received

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 Extensions in London

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

Similar Customer Enquiries for House extensions in Broxbourne

29 Jul

House Extensions

Broxbourne - EN10

Enquiry from: Ollie C

Start Date: Immediate

I want a single storey extension to extend the current kitchen and increase the dining area. Are you the property owner: Owner of the property Property Type: Terrace Looking For: Single storey extensi...

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20 May

House Extensions

Broxbourne - EN10

Enquiry from: Stephen W

Start Date: 1 to 3 months

Single storey rear extension. 4mx2m flat roof 2 roof windows Are you the property owner: Owner of the property Looking For: Single storey extension Property Type: Detached Do you have planning permiss...

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19 Jun

House Extensions

Broxbourne - EN10

Enquiry from: A

Start Date: Immediate

BUILD SINGLE STOREY EXTENSION.

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19 May

House Extensions

Broxbourne - EN10

Enquiry from: Aleksandra L

Start Date: Immediate

Home owner Roof extension - extended roof upwards to create more living space Loft conversion , whole lent of the house about 10 m 2 rooms with Juliet balcony and one shower room Assist with plans...

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27 Jul

House Extensions

Broxbourne - EN10

Enquiry from: Stephen W

Start Date: 3+ months

Work description: Single story rear extension 5mx3m incorporating w/c Are you the property owner: Owner of the property Property Type: Semi detached Time scale: 3-6 months Looking For: Single stor...

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24 Jun

House Extensions

Broxbourne - EN10

Enquiry from: Lauren K

Start Date: Immediate

single storey extension and double storey extension Please contact to appoint

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07 Jun

House Extensions

Broxbourne - EN10

Enquiry from: OLUWAKEMI A

Start Date: Immediate

Work description: I WANT TO GET A QUOTE ON AN EXTENSION BEING PROPOSED IN MY NEW HOME. Owner of the property Detached Single storey extension Would you consider an easy payment plan: Yes Do you h...

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23 Feb

House Extensions

Broxbourne - EN10

Enquiry from: Lisa M

Start Date: 3+ months

Single story extension Homeowner Will need assistance with planning permission Plans will need to be drawn up Please contact to appoint

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26 Apr

House Extensions

London - E7

Enquiry from: Mujibur O

Start Date: Less than one month

customer requested quotes for house extension from a builder around london. they are considering a couple of projects at the moment.call anytime to arrange appointment to discuss. the information belo...

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04 Oct

House Extensions

London - E13

Enquiry from: Lutfa B

Start Date: Immediate

mrs requested quotes for house extension from a builder around london. they are considering a couple of projects at the moment.call anytime to arrange appointment to discuss. the information below is ...

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14 May

House Extensions

London - E7

Enquiry from: Loreto S

Start Date: 3+ months

customer made an online enquiry for house extension and confirmed on email they would like a call with a builder to discuss prices.please call to arrange an appointment to quote. are you the property ...

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07 May

House Extensions

London - E7

Enquiry from: Loreto S

Start Date: 3+ months

customer made an online enquiry for home improvements and confirmed on online they would like a call with a builder to discuss prices.please call to arrange an appointment to quote. are you the proper...

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27 Mar

House Extensions

London - E12

Enquiry from: GLENDA C

Start Date: Immediate

customer requested quotes for house extension from a builder around london. they are considering a couple of projects at the moment.call anytime to arrange appointment to discuss. the information belo...

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01 Jul

House Extensions

London - E15

Enquiry from: Manivannan R

Start Date: Immediate

need to do planning permission & rear and side extension with kitchen and bathroom are you the property owner: owner of the property property type: terrace looking for: single storey extension do you...

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20 Feb

House Extensions

London - E7

Enquiry from: Louise R

Start Date: Immediate

Are you the property owner: Owner Have you considered getting your windows replaced to match a new conservatory: No Other Forms: Kitchen Design & Installation, House Extension, Building Maintenance Ag...

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07 Jan

House Extensions

London - E7

Enquiry from: Nihad A

Start Date: Immediate

Are you the home owner of that property? YES Are you replacing an existing porch or is this a new build? New Build and 1 front door What material do you require, UPVC? Brick and UPVC open to options W...

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11 Nov

House Extensions

London - E13

Enquiry from: Imani B

Start Date: Immediate

Home Owner Supplied and Fitted Call to Appoint

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03 Sep

House Extensions

London - N1

Enquiry from: Terence D

Start Date: Immediate

Customer is currently in the process of looking for quotes to add a Double storey extension to their property. Are you the property owner: Owner of the property Property Type: Semi detached Looking Fo...

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06 Aug

House Extensions

London - E13

Enquiry from: Peter P

Start Date: 1 to 3 months

Ground floor rear extension to terrace to include kitchen, full width. 2nd floor extension to include wet room. Loft conversion. Are you the property owner: Owner of the property Property Type: Terrac...

Post a similar request >

06 Aug

House Extensions

London - E9

Enquiry from: Ash D

Start Date: Immediate

Homeowner Please contact to appoint

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FAQs

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.

Will my extension be expensive?

It depends on the size and type of extension. Small porches or flat roof extensions are very reasonably priced. More substantial two storey extensions can be expensive. In general, the price is roughly proportional to the amount of space you add to your home.

where to start with a house extension?

Have you decided to improve your property instead of moving? The common problem most homeowners face after deciding to embark on a home extension project is not knowing where to start. In this article we’ll walk you through everything you need to consider and put in place before commencement of your home extension project.

• Is the extension worth it?

Before breaking the bank, you must be sure that the project will add good value to your home. In terms of “value, this is not only limited to the financial gain after disposal of the property, but also several other juicy benefits to be derived from extending your home like an extra living space for the household to spread out and more.

• Do you need a planning permission?

Check with your local authority to determine whether or not you’ll require to submit an application. You can also consult a building expert like an architect for advice.

• What are the building regulation?

Even though planning permission can be dodged, you can not avoid building regulations. These regulations are the set national minimum standards for construction and design which you must comply with to ensure the safety of the individuals in and around it.

• Who will design the extension?

You have to decided whether you’ll hire a professional architect to design the extension or not.

• Who will manage the building work?

If your home extension project is designed and built by a professional company, they’ll be responsible for the management. However, if you decide to use an architect or designed it yourself, you’ll have to hire a main contractor to manage the build.

• How to set the budget?

There are so many factors that can affect the cost of an extension, so it’s better to get the costs from your builder before proceeding.

• Do I need yo inform my home insurance firm?

Absolutely! This is very important as the new extension may affect the rebuilding cost of your property which could have an impact on the policy premium.

• Do I need to inform my neighbours?

It’s very important to discuss your plan with your neighbours before applying for a planning permission and communicate about the concerns they might have.

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.

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