House Extension in city

Find House Extension Prices in city

Home > Extensions & Conversions Projects > House extensions > Dorking

House Extension in city

House extension includes a wide range of benefits which makes it very easy to see why the extension could be a fantastic uptick in the possible cost of your home in regards to sales. So if you're looking to build a new residence extension but still not persuaded about the project, we're right here to help you. Being totally mindful any kind of home building and construction work is generally a hefty investment, there's a massive requirement to be set on your choice prior to scheduling the commencement of any kind of work. So are house extensions worth it? Below are several of the top advantages provided by house extensions to help you decide if it's the most ideal course for you.

 

What's Involved in Building an Extension?

The actions will certainly differ depending upon the range of your extension, but you can expect some, otherwise all, of the listed below to be entailed when adding an expansion to your house:

 

  1. Getting Building Regulations or Planning Permission (if called for as the extension is larger than permitted development).
  2. Examining your leasehold contract (if relevant) to make sure you can do what you wish to do.
  3. Hiring an architect  to prepare the plans, considering your expected use ( cooking area, bathroom, research study).
  4. Hiring a competent builder with experience of larger projects.
  5. Calling your insurance coverage provider to allow them understand of the intended job ahead of it starting.
  6. Obtaining car park permits if needed for your specialists to guarantee they have easy accessibility to your residential building.
  7. Ensuring all planned work drops within allowed allowables.
  8. Cleaning the area and also excavating if essential, consisting of the elimination of trees.
  9. Building job can start.

 

What is the price of a house extension in city?

If you're taking into consideration adding a two storey house extension, then establishing a allocate this project would certainly be a wonderful way to start. Similar to a rear extension, a two storey extension generally leaves the rest of the structure needing some job as well as, because of its dimension, this may imply the re-development of the whole house - which is why they can be very costly. Several of the various other influencing variables that can have large effect on a two floor house extension price includes: your location, the size of the build, intricacy of the design (anything beyond the basic build will usually call for even more competence and also time), the glazing to be incorporated (the a lot more the glass utilized in the project, the a lot more the material cost), as well as the team utilized.

Average House extensions cost in Dorking

The regular cost of House extensions are £52,000 in Dorking. Costs vary based upon the materials and the company picked. The upper price range can be as high as £71,600. The material costs are in most cases around£10,500.

Average price per House extensions job in 2026

Avg. price low

Avg. price low
£34,400

Avg. price

Avg. price
£52,000

Avg. price high

Avg. price high
£71,600

£72100

£54075

£36050

£18025

£0

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

House extensions installation cost in Dorking 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 Dorking in August 2026

539

Requests for quotations in Dorking in August 2026

5

Requests for House extensions quotations in Dorking in August 2026. -17% change from July 2026.

180

Requests for House extensions quotations in Surrey in August 2026. -25% change from July 2026.

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

House extensions searches in cities and towns near Dorking August 2026

10

Requests for quotations in East Grinstead in August 2026

10

Requests for quotations in Crawley in August 2026

10

Requests for quotations in Oxted in August 2026

10

Requests for quotations in Reigate in August 2026

10

Requests for quotations in Horsham in August 2026

Dorking

Dorking is a market town in the English county of Surrey. Set in the valley of the Pipp Brook between the North Downs and the Greensand Ridge, it is 21 miles from London. It is nestled in between two hills: Box Hill and Leith Hill. Over the course of the Georgian and Victorian time periods, 7 of the foothills and slopes in the area emerged as sizeable country estates. This includes Norbury Park, Denbies Vineyard, Betchworth Castle, Polesden Lacey, Wotton House and Deepdene. Dorking is primarily a commuter settlement in the present day, and people have access to three train stations with efficient and regular trains stopping at the town. As early as 1911, the town was described as being virtually entirely non commercial in nature. Much of Dorkin's conventional character continues in the town's amenities and landmarks spread throughout the town, whilst also serving to cope with the requirements of companies of the 21st century. By the end of the 1990s, Dorking Halls underwent substantial restoration work, changing it into a movie theater and theatre complex, and a new modern leisure centre with a swimming pool was on in 2003. The town has a great image for its antique dealers. This can be found on the main trading streets of the High Street, which are enhanced by a small outdoors shopping centre and St. Martin's Walk. The town has a population of 11185. In the middle of the 1960s, the Godwyns council estate was constructed to satisfy population growth, which has been praised by architectural historians. Dorking was selected as a location for the cycling path in the 2012 London Olympics, including in the FIA-ranked London-Surrey cycle classic ever since. For all your home upgrades, make certain to make use of dependable contractors in Dorking to make particular of quality.

Looking for House extensions in Dorking?

Get free quotes from local builders

Get free quotes

House extensions pros in Dorking

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 Dorking

10 Apr

House Extensions

Dorking - RH5

Enquiry from: Alison C

Start Date: 1 to 3 months

extension 2 storey, to increase kitchen size and bathroom upstairs and create 4th bedroom. Customer is currently in the process of looking for quotes to add a Double storey extension to their propert...

Post a similar request >

09 Apr

House Extensions

Betchworth, Dorking - RH4

Enquiry from: Anna H

Start Date: Immediate

Customer visited the myhouseextension.co.uk site and submitted an enquiry. Property type: Semi detached, Work description: Single story extension for kitchen / and small bathroom, totalling 26.3 squ...

Post a similar request >

13 Jul

House Extensions

Dorking - RH5

Enquiry from: Richard R

Start Date: 1 to 3 months

Are you the property owner: Owner Have you considered getting your windows replaced to match a new conservatory: Yes How many windows are you looking for: 5+ Other Forms: 17, 45, 10024, 56 Agreed to ...

Post a similar request >

10 Nov

House Extensions

Betchworth, Dorking - RH4

Enquiry from: Pettrina K

Start Date: Immediate

2 story extension, 1 new bathroom, extended kitchen, refurbed wet room & utility room. looking at options for budget currently, may be 1 storey extension only.

Post a similar request >

20 Jul

House Extensions

Dorking - RH5

Enquiry from: Matthew N

Start Date: Immediate

Back and side extension

Post a similar request >

06 Mar

House Extensions

Dorking - RH5

Enquiry from: Andrew A

Start Date: Immediate

We are just completing the new house purchase of this property by the end of March and would like to get some rough quotes as to how much the double extension plans would cost and how long it would ta...

Post a similar request >

20 Jan

House Extensions

Betchworth, Dorking - RH4

Enquiry from: Janice M

Start Date: 3+ months

EMAIL QUOTES ONLY Are you the property owner: Owner of the property Property Type: Detached Looking For: Single storey extension Do you have planning permission: No Would you require assistance t...

Post a similar request >

24 Sep

House Extensions

Crawley - RH10

Enquiry from: James D

Start Date: Immediate

House extention In back or side of garden

Post a similar request >

10 Dec

House Extensions

Guildford - GU5

Enquiry from: Edward P

Start Date: Immediate

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

Post a similar request >

05 Dec

House Extensions

Lingfield - RH7

Enquiry from: Kate F

Start Date: Immediate

customer in lingfield areas is looking to do a couple of projects at the moment, and would like quotes for house extension.confirmed interest via telephone, sms and email at 05/12/2022 10:36.please ca...

Post a similar request >

20 Sep

House Extensions

Crawley - RH10

Enquiry from: Tazeem A

Start Date: Immediate

*homeowner house extension please call to appoint

Post a similar request >

08 Aug

House Extensions

Lingfield - RH7

Enquiry from: Esther R

Start Date: Immediate

hi we are looking for a prefab extension spanning the full length of our property. dimension 3m x 8.9m. we are looking for full length bifold or pocket doors and 3 electric sky lights spaced equally. ...

Post a similar request >

12 Jul

House Extensions

Crawley - RH10

Enquiry from: Saber A

Start Date: 1 to 3 months

hi, i'm interested in extending an existing room over the garage. so it will involve knocking one was down and an extension of roughly 3mx4m. would like to know the cost with an ensuite and without. a...

Post a similar request >

08 Jul

House Extensions

Horsham - RH12

Enquiry from: Reynald D

Start Date: Immediate

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

Post a similar request >

01 Jul

House Extensions

Crawley - RH10

Enquiry from: Gareth J

Start Date: Immediate

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

Post a similar request >

30 Jun

House Extensions

Horley - RH6

Enquiry from: Renu G

Start Date: Immediate

rear extension for 39 sq metre side extension for 67 sq metre outside garden bldg 35 sq metre ( external wood cladding) customer is currently in the process of looking for quotes to add a single sto...

Post a similar request >

28 Jun

House Extensions

Crawley - RH11

Enquiry from: Nicola P

Start Date: 1 to 3 months

add a second floor or roof conversion to a bungalow are you the property owner: owner of the property property type: detached looking for: single storey extension do you have planning permission: no d...

Post a similar request >

12 Jun

House Extensions

Crawley - RH11

Enquiry from: Thulakshan V

Start Date: Immediate

customer made an online enquiry for house extension and confirmed on telephone, sms and email they would like a call with a builder to discuss prices.please call to arrange an appointment to quote. ar...

Post a similar request >

04 Mar

House Extensions

Reigate - RH2

Enquiry from: Josh F

Start Date: Immediate

we need the plans for a back extension within the permitted development limitations. are you the property owner: owner of the property property type: semi detached looking for: single storey extension...

Post a similar request >

14 Jan

House Extensions

Horley - RH6

Enquiry from: Keith R

Start Date: Immediate

You built a bungalow back in 1981 on an old petrol filling station. We are in the process of buying this bungalow but have hit a problem that the old petrol tanks may be still underground. I wondered ...

Post a similar request >

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 Dorking

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

Hire with confidence

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

Our reviews

Average

Would highly recommend

Would highly recommend, they found me a firm which I was happy with a quote they give me and went ahead and had my job done within 2 days of enquiring.

Good easy way to find a selection of…

Good easy way to find a selection of trades you need all in one place.

Love Local Quotes it's a big part of my …

Love Local Quotes it's a big part of my Business I would recommend to anyone

FAQs

how much does a two storey house extension cost?

If you’re considering adding a two storey house extension, then setting a budget for this project would be a great way to get started. Similar to a rear extension, a two storey extension usually leaves the rest of the building needing some work and, due to its size, this may imply the re-development of the entire house - which is why they can be very costly. Some of the other influencing factors that can have big impact on a two storey house extension cost includes: your location, the size of the build, complexity of the design ( anything beyond the standard build will normally require more expertise and time), the glazing to be incorporated ( the more the glass used in the project, the more the material cost), as well as the team used.

Generally, when it comes to extensions, the major part of the expenses will be made on the build of the project. This is because it doesn’t only cover the material cost but also the contractor’s overhead as well as the daily rates. At this stage, the extension prices can be determined by the standard of the work that’s being done.

For a fairly average room size of about 18 square metre, the two storey extension should cost within the range of £2,500 to £3,000 per square metre - with the range being determined by the finishes incorporated. Therefore, a two storey extension of about 18 square metre should cost within the range of £45,000 to £55,000. However, this is with the assumption that there are standard window sizes, bathroom suits are modest, and without any need for any purpose joinery or glazing. If you wish to include all these extra features you’ll also have to pay more to make the total cost between £70,000 to £80,000.

how long do house extensions take?

If you’re about to start your house extension project and wondering how long it’ll take to complete, you’re not alone! This is one of the most common questions that’s asked by homeowners in the UK and across the globe. However, there’s no single precise answer for this as there are multiple factors that’ll affect the length of time it’ll take to complete your home extension. These factors include the size of the construction work as well as whether you’re planning to live in the house after completion or otherwise.

For a single extension, the length of time it’ll take to complete the home extension is normally up to 3 months. So let’s break this down:

As you would have expected, the first step to be taken is the preparation of the site. You start by digging out the footing and preparing the foundation which should take about 2 weeks. This is then followed by the damp course installation as well as the fitting of any drains needed around the extension which will also take a further 2 weeks.

The 5th week will be for the construction of the external walls as well as putting the blockwork in place for the provision of the cavity wall insulation. A further 2 weeks after this, will be dedicated to the installation of the roof structure and the internal walls.

It’s at this junction that you’ll call on your weather proof installer to fit in your uPVC windows and doors. Once done, the gas fitters and electricians will have to be on site to connect power to your new extension building. Subsequently, this will be followed by internal wall plastering as well as breaking through your main house. Once the plaster is dried, decorations completed and all the required furniture and units installed, the extension is ready for use.

are house extensions worth it?

Often referred to by many as the holy grail of home improvements, house extension comes with a wide range of benefits which makes it easy to see why the extension could be a great uptick in the potential price of your property in terms of sales. So if you’re looking to build a new home extension but still not convinced about the project, we’re here to help you. Being fully aware any home construction work is usually a heavy investment, there’s a huge need to be set on your decision before scheduling the commencement of any work. So are house extensions worth it? Below are some of the top benefits offered by house extensions to help you decide if it’s the most suitable route for you.

• Add To Your Home’s Value

Building an home extension is a great way to add value to your home before selling. Increasing the living space of your home is an incredible appeal to many buyers which significantly increases your property’s total value. However, you must ensure that the extension is impressively designed using top quality materials in order to generate more value.

• Good Alternative To House Moving

The most common reason for moving is usually due to a lack of sufficient space, but with house prices steadily on the increase a cost effective alternative is highly sought after. This alternative is house extension which creates more space for the household to spread out and have more privacy.

• You May Not Require A Planning Permission

You can extend your house and still not need to apply for a planning permission. To achieve this, simply comply with the laid down rules set under the permitted development rights.

• Extra Living Space

If you fill you’re starting to outgrow your existing structure and do not buy into the idea of moving, then your best bet might just be to extend your home.

What types of extension are there?

There are many different types of extension. For example, you could install an orangery, flat or pitched roof extension, over-structure extension, single or double storey extension or a glass box extension. Which one of these is most suitable will depend on your existing property.

House extensions

Other Top Projects in Dorking

Customer Reviews

Overall rating:


Dorking House extensions installers are rated 4.4 out of 5 based on 9 reviews of 60 pros.
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 Dorking House extensions contractors

Are you a builder in Dorking?

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

Join today