How much does it cost to rewire a 3 bed house?

A typical 3 bedroom semi costs around £3,500 to £6,000 to rewire, more if it is occupied or needs extensive making good.

How long does a rewire take?

Most homes take 5 to 10 working days. An empty property is quicker because the electrician is not working around furniture and routine.

Do I get a certificate after a rewire?

Yes. A registered electrician issues an Electrical Installation Certificate and notifies building control, which you will need when you sell.

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How much does it cost to rewire a house in the UK?

A full rewire is priced mainly by the number of bedrooms, which is a proxy for the number of circuits, sockets and the time on site.

From

£3,000

Typical

£5,500

Up to

£9,000

for the house · typical UK job, 2026

Time on site: 5 to 10 days depending on size

Price your house rewire

Adjust for your job and area to get a range.

What's included in the price

New consumer unit (fuse board)
New cabling, sockets, switches and light fittings
Testing and an electrical certificate
Making good chases in walls (often basic)

What changes the cost

Number of bedrooms and floors
Whether the property is occupied (slower) or empty
Access under floors and behind walls
How much making good and redecoration you want included

Costs by area

London adds around 25 to 30 percent. Rural jobs can carry a small travel premium.

Common questions

How much does it cost to rewire a 3 bed house?: A typical 3 bedroom semi costs around £3,500 to £6,000 to rewire, more if it is occupied or needs extensive making good.
How long does a rewire take?: Most homes take 5 to 10 working days. An empty property is quicker because the electrician is not working around furniture and routine.
Do I get a certificate after a rewire?: Yes. A registered electrician issues an Electrical Installation Certificate and notifies building control, which you will need when you sell.

These are independent guide prices based on typical UK jobs in 2026. Your actual cost depends on your property, spec, access and where you live. Always get at least three written quotes before committing.