Gas Installation Cost

Written by Samantha Jones
Samantha Jones
Editor-in-Chief
I have a degree in English & Writing. I have been working as a content developer for three years now and have also been freelance writing for three years. I have been focussing my freelance writing within the home improvement and DIY sector.
11th March, 2026
How we get our data
We gather our data from real quotes given by UK tradespeople to UK homeowners on the MyJobQuote platform.
At a glance
  • Cost to connect a new gas supply is £2,000 to £4,000.
  • The cost of gas reconnection is £400 to £700.
  • A new gas connection will take approximately 8 - 12 weeks to complete.
In this guide:
  • Cost breakdown for a new gas connection.
  • Factors that affect gas installation costs and what's involved in a gas installation.
  • How to find and hire a qualified gas installer.

Want to discover the cost of connecting your home to gas?

If you do, this guide covers everything you need to know. We break down typical costs related to installing a gas mains supply including gas installer fees, how different factors affect the price you're quoted, and what you need to do to get started.

If you're refurbishing an old property and want to connect to mains gas, or you're a developer who want to install a new gas supply, it's advised to get quotes as early as possible so you can properly cost the project.

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Average Cost of Running a Gas Supply to a Property:

Depending on the work required, the job can take between 8 – 12 weeks.

£650

How Much Does a New Gas Supply Cost?

Typical costs for a new gas supply connection in the UK range from £2,000 to £4,000.

However, the prices you're quoted will depend on the property's distance from the mains, property type, and whether you're using a Gas Distribution Network (GDN) or an Independent Gas Transporter (IGT).

Many homeowners consider installing a mains gas connection for several reasons.

You might have just moved into a property that's never been connected before, you may be building a new home, or you could be switching from electric heating to a gas boiler and radiators.

While the upfront cost of a new gas connection can seem high, mains gas is generally far more cost effective than electricity in the long term.

Connecting to the gas network is a complex process, so it must be carried out by qualified specialists.

If your property is not already connected, you'll need to apply through a Gas Distribution Network (GDN) company, which manages the mains supply in your region.

Alternatively, you may choose an Independent Gas Transporter. These smaller companies can often provide the same service at a lower cost and with more flexibility.

Gas Connection Prices

Job Description Duration Typical Cost
Reconnection to existing mains supply 2-4 weeks £400-£700
New connection within 23m of mains 6-8 weeks £500-£1,000
New connection – over 23m from mains 8-12 weeks £2,000-£4,000
Additional trenching/reinstatement varies £500-£1,500
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Factors Affecting Gas Connection Costs

  • Distance From Mains. Longer distances require more piping and trenching, increasing costs.
  • Ground Type. Digging through roads or concrete is more expensive than soil or grass.
  • Provider Choice. IGTs can often offer lower costs for contestable work.
  • Additional Work. Reinstatement, internal pipework and appliance installation such as a gas boiler add to the total cost.

What's Involved in Getting Gas Connected to Your Home

Getting gas connected to your home is not a DIY job. You must always have Gas Safe registered engineers carry out any gas installation.

With MyJobQuote, you can request several quotes from local gas engineers. It's fast, free, and there is no obligation to go ahead.

Here's a broad overview of what to expect when connecting your house to the mains gas network:

Before the Job Starts

  • Check for Previous Connection — Check if the property has previously been connected to the gas network.
  • Request a Survey — Identify your regional gas network operator (GDN) and request a survey. They'll assess the route and confirm whether highway restrictions or local traffic management will be required.
  • Compare Quotes — Compare quotes from Independent Gas Transporters (IGTs) for contestable work, as this can reduce overall labour costs.

During the Job

  • Gas Installation — The gas network operator carries out the gas installation according to regulations.
  • Internal Pipework — A Gas Safe registered gas engineer installs internal gas pipes, radiators and a combi boiler.
  • Gas Meter Installation — Once the connection is complete, you'll need to contact a gas supplier to arrange gas meter installation before any appliances can be used.

After the Job

  • Final Inspection — A final inspection is carried out and the gas is activated.
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Key Things to Consider Before Connecting Gas to Your Home

Connecting a house to mains gas is a major decision, and could require a lot of work, depending on your property and the location.

  • Was your home previously connected to gas? To connect gas to your home, you must be connected to the main gas grid. If your home was once connected to mains gas, it's a simple task of reconnecting to the existing mains gas network. Reconnections to the gas network shouldn't cost too much money, with an average cost of around £500. A brand new connection will cost more, and getting a new supply line from the gas grid can cost several thousand pounds.
  • What is contestable and non-contestable work? Connecting to the gas mains can only be carried out by the local GDN and is non-contestable work. Other parts of the job, such as laying pipework on private land, are contestable, meaning you can hire an IGT or independent contractor for the work, which can reduce costs.
  • How close are you to the nearest mains? The proximity of your home to the nearest mains will be one of the biggest cost factors. If neighbours already have gas, you're likely close to a main gas line. In rural or remote areas, costs rise because new pipes may need to be laid over long distances.
  • Which gas network operates in your area? There are currently eight gas companies covering different parts of the UK, including Wales and West, Northern Gas Networks and SGN. You can find out which one covers your area online in minutes. IGTs also operate smaller gas networks alongside the main GDNs, and hiring an IGT can help keep costs to a minimum.

Checklist: Hiring a Gas Engineer for Running Gas to Your Home

Consider these key points before hiring a gas engineer for your gas installation:

  • Are they Gas Safe registered? It is a legal requirement in the UK for any engineer carrying out gas work to be on the Gas Safe Register.
  • Are they a member of IGEM? The Institution of Gas Engineers and Managers is the professional body for gas engineers in the UK.
  • Do they have experience with gas installation? Gas installation work differs from standard boiler or pipework jobs. Check they have relevant experience.
  • Do they have insurance? Public liability protects you if something goes wrong during the gas installation.
  • Will they provide an itemised quote? Ask for a full breakdown of costs, so you know what is included and whether there are any additional fees you need to consider.
  • Do they have examples of similar work? Ask to see previous gas installation jobs or check the photos on their MyJobQuote profile.
  • Do they have positive reviews? Check their MyJobQuote profile to read feedback from previous homeowners.
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FAQs

Who do I need to contact get a gas supply to my property?

To start running gas to your property, you will need to contact the regional Gas Distribution Network to evaluate the job and carry out the work for you. GDNs own and are responsible for most of the utilities and networks in the region, therefore will have authority to complete the work.

Can I hire a different company to connect my property to a gas supply?

Yes, you can - instead of going to a GDN, you can go to an Independent Gas Transporter. IGTs are allowed to operate within the regions due to OFGEM regulations for competitors and consumer choice as GDNs hold a monopoly on this service.

IGTs can offer much more competitive prices. However, they are only authorised to carry out some aspects of the job, the work will have to be completed by the GDN.

Can I run a gas supply to my house without hiring a specialist?

Unfortunately, you cannot undertake this work as a DIY project. Getting gas connected to your house requires access to the gas supply in your area, and you are not authorised to do that. You will have to contact the regional GDN.

What is a gas Meter Point Reference Number (MPRN)?

A gas Meter Point Reference Number (MPRN) is a unique number that identifies the gas connection point at your address. You will need to provide your MPRN when contacting a gas supplier to arrange gas meter installation. If you don't know your MPRN, you can find it by searching the national gas meter point register online using your postcode.

What if my home is more than 23 metres from the gas main?

If your home is more than 23 metres from the nearest gas main, the gas installation costs will be higher. The gas network operator will need to lay a gas line from the main to your boundary, and the additional costs will depend on the distance, ground conditions, and whether the gas line crosses any roads or pavements.

If this is the case, it's worth getting quotes from an IGT as well as your regional GDN, as gas pipes laid on private land are contestable work.
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