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Cost Guide
6 minute read

Rewiring a House – the complete guide

$$1,500 to $$12,000

Estimated 1 day - 1 week build

Prices based on national averages
$$1,500
$$12,000

We know that the cost of rewiring a house can be a hefty sum, but it’s a worthy investment to keep your property safe.

There are numerous dangers brought about by damaged or deteriorated wiring. An old electrical wiring system could cause faulty sockets and eventually lead to frequent power trips, someone getting electrocuted, or even massive fires.

It may be stressful to compute how much it costs to rewire a house. Depending on the size of your home, it can range from $3,500 to $8,000 for a medium-sized home. We understand that rewiring costs can put a dent in your pocket. However, there are numerous dangers brought about by damaged or deteriorated wiring. An  old electrical wiring system could cause faulty sockets and eventually lead to frequent power trips, someone getting electrocuted, or even massive fires. The cost to rewire a house can be a worthy investment to keep your property safe.

Home electrical writing should adhere to Australian government standards. Those with rental properties, for example, should know about their obligations and requirements when it comes to electrical safety. That means the cost of rewiring a flat can be a necessary expense to continue leasing out the property after a few years.

The best way to prepare yourself for an electrical wiring cost is to do some research. Airtasker has a guide that can help you determine how much it costs to rewire a room or house even before starting your project. Before you take a deep dive into the numbers, here are some things you need to look around the property first and take note of:

•           The size of the property

•           The extent of rewiring required for  the property

•           The time the original wiring was laid out

•           The appliance that you intend to use in the property

•           The location of the property

Knowing how to calculate the cost of electrical rewiring can be tricky. It’s easy to search for an electrical rewire cost calculator, but arriving at the final cost can be trickier, especially if you don’t have a background in electricity or construction. While a house rewiring cost calculator can help you come up with a rough estimate for what it will cost, knowing which figures to consider is essential in creating the right budget for the project.

To better understand the average cost to rewire a house, let’s discuss first what is included in an electrical rewiring project.

Inspection

Before you start a massive project, it’s important to do your research. You need to be sure that you’re getting the best bang for your buck, and that you’re going to get the results that you want. In this article, we’ll be talking about some common factors that can affect your rewiring cost.

 

Purchasing a new switchboard

A replacement unit can add up to how much the cost is to completely rewire a house. The unit itself costs around $500 to $1800. Bigger houses may need a pricier and more advanced fuse box. On top of this, there are service fees for removing the unit and installing a new one.

 

Loosening floor tiling and drilling of walls.

Removing old electrical wiring and installing a new system is a big job. It involves floor tiles, cement walls, and even ceilings being removed to access the wires. These removals can be temporary or permanent depending on the make and material covering the existing wires. This can be very inconvenient for people or pets in the house, so it’s best to have a temporary flat to stay in during the rewiring.

 

Layout and installation of wiring.

A good electrician will finish the layout first before the actual installation to avoid wasting time and resources. If you want to save up on bedroom or kitchen rewire costs, make sure it’s done right the first time. You don’t want to double your spend more than the average cost to redo the electrical in a house.

This is the most crucial part in determining how much it costs to rewire an old house. Should the current electrical use be very different from the setup, adjustments should then be made. Effective planning is just as important as technical rewiring skills.

Compliance check.

When it comes to electrical work, it’s important that you double-check your contractor’s work before the job is complete. If you don’t, you may end up wasting your energy and time on rewiring a 3-bedroom house only for it to be non-compliant with the Electrical Safety Regulation. Each state and territory has its own regulations when it comes to electrical safety. Therefore, it’s important to double-check with your contractor and ensure that everything is compliant. Have them sign a checklist as well for easier reference.

Average cost to rewire a house

Now that you know what electrical rewiring services entail and which parts of your property need fixing, it will be easier for you to know the costs of rewiring a house per square foot and come up with a more accurate budget. You can then see where you fall under in this table:

House Size

Price Range

2 Bedrooms

$1,500-$5,000

3 Bedrooms

$4,000-$8,000

4 Bedrooms

$10,000-$12,000

Electrical Certificate of Compliance

You’ve taken the first step in getting your electrical work inspected. It’s always a good idea to have another set of eyes on your project, so we’ll be glad to send out another Tasker to check your work. However, if you’d like to avoid the extra service fee, you can request quotes for an electrician or contractor specifically.

Rewiring an old house

When you are working with a vintage cabin, it is important to realize that upgrading an electrical system is a big investment. However, it is worth it.

When you work with a Tradie, you need to be sure that they will be able to upgrade your electrical system and make sure that everything is safe and secure for your family members.

The most important thing about upgrading an electrical system is making sure that the house is structurally sound. This means checking for cracks in walls, holes in ceilings and floors, or anything else that may have been damaged by age or weather conditions over time.

It also means checking for any other parts of the house that may need fixing before beginning work on the electrical systems themselves—this includes plumbing, heating/cooling systems, etcetera!

Finally (but very importantly!), it’s important to consider future occupants of the property—do they have access to power sources? Do they have space for all their devices?

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