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House Extension in city

House extension features a variety of benefits which makes it simple to see why the extension could be a terrific uptick in the prospective cost of your residential or commercial property in regards to sales. So if you're seeking to build a brand-new house extension but still not convinced concerning the task, we're below to help you. Being fully mindful any residence building work is normally a hefty financial investment, there's a substantial need to be set on your choice before setting up the start of any kind of job. So are house extensions worth it? Below are some of the top benefits offered by house extensions to aid you decide if it's the most suitable path for you.

 

What's Involved in Including an Extension?

The actions will vary relying on the scope of your extension, yet you can anticipate some, otherwise all, of the below to be included when including an extension to your home:

 

  1. Acquiring Building Regulations or Planning Permission (if needed as the extension is larger than permitted development).
  2. Inspecting your leasehold agreement (if relevant) to ensure you can do what you wish to do.
  3. Enlisting an architect  to draw up the plans, considering your intended use ( kitchen area, washroom, study).
  4. Hiring a competent builder with experience of larger projects.
  5. Calling your insurance carrier to allow them recognize of the intended job ahead of it beginning.
  6. Acquiring parking permits if needed for your contractors to guarantee they have simple accessibility to your home.
  7. Seeing to it all prepared work drops within allowed allowables.
  8. Clearing the space and digging deep into if essential, including the removal of trees.
  9. Structure job can start.

 

What is the cost of a house extension in city?

If you're considering adding a 2 storey house extension, after that establishing a budget for this project would certainly be a terrific way to get started. Similar to a rear extension, a 2 floor extension normally leaves the rest of the building needing some job as well as, because of its size, this might indicate the re-development of the entire house - which is why they can be really pricey. Several of the various other influencing elements that can have huge influence on a 2 floor house extension expense consists of: your area, the size of the construct, complexity of the style (anything past the typical build will normally require more proficiency and time), the glazing to be integrated (the extra the glass made use of in the task, the more the material expense), as well as the group utilized.

Average House extensions cost in Hassocks

The regular cost of House extensions are £41,250 in Hassocks. Costs vary based upon the materials and the company picked. The upper price range can be as high as £54,000. The material costs are in most cases around£10,500.

Average price per House extensions job in 2026

Avg. price low

Avg. price low
£33,500

Avg. price

Avg. price
£41,250

Avg. price high

Avg. price high
£54,000

£54500

£40875

£27250

£13625

£0

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

House extensions installation cost in Hassocks 2026

Labour cost £27,000
Material cost £10,500
Waste removal £2,500
Time frame: 10-14 weeks
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House extensions searches near Hassocks, 18 July to 15 October 2026

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Hassocks

Hassocks is a large town as well as civil parish in the Mid Sussex district of West Sussex, England. Its name is thought to derive from the tufts of grass located in the bordering areas. Found around 7 miles (11 kilometres) north of Brighton, with a population of 7,667, the area now occupied by Hassocks was just a collection of small houses and also a training house until the 19th century, when work started on the London to Brighton train. Hassocks until 2000 was simply a postal area as well as before that the name of the train station. The Parishes were called Clayton and Keymer as well as it is believed that when the train was available in 1841 the Parish Councils were provided the chance of naming the terminal. Nevertheless they can not agree and at some point the supervisors of the London, Brighton & South Coast Railway gave up waiting as well as called the station Hassocks Gate themselves. Hassocks has a blend of shops. The village likewise gains from having a well-used community centre called Adastra Hall which is made use of for a wide range of community and private events. The former council buildings housing the road upkeep department on London Road have actually been knocked down as well as have come to be a variety of residences, whilst the land given to the people of Hassocks (via East Sussex County Council) by a benefactor, previously used by a kids's charity, was built upon in 2014/15 the charity having declared possession.

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FAQs

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.

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.

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 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.

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