Liverpool · North West · 2026 Prices

How much does a house extension cost in Liverpool?

The average cost of a house extension in Liverpool ranges from £17,000 to £68,000, with most homeowners paying around £34,000. Prices include VAT.

House Extension cost summary — Liverpool

Budget

£17,000

Average

£34,000

Premium

£68,000

Typical timeframe: 10-20 weeks. Prices are estimates for Liverpool and may vary.

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What affects the cost of a house extension in Liverpool?

1

Single or double storey

2

Size (sq m)

3

Foundation type

4

Roof type

5

Windows and doors

6

Internal finishing

Related costs in Liverpool

Kitchen Extension

£12,750 – £46,750

Loft Conversion

£17,000 – £55,250

Garage Conversion

£6,800 – £21,250

New Build House

£127,500 – £425,000

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