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Kitchen Extension Cost Calculator

Get an instant estimate for your kitchen extension project in South East London. Factor in extension type, size, finish level, and your borough for a personalised cost breakdown.

Frequently Asked Questions

How accurate is this kitchen extension cost calculator?

This calculator provides a ballpark estimate based on average London construction costs. Actual costs vary based on site conditions, access, and specifications. For a fixed-price quote, book a free consultation.

What does a kitchen extension cost per square metre?

In South East London, kitchen extensions typically cost between £2,200 and £3,500 per square metre depending on the finish level. Premium finishes with high-end appliances and materials cost more.

What is included in the kitchen extension cost?

Our estimates include foundations, structural steelwork, walls, roof, glazing, electrics, plumbing, plastering, kitchen units and appliances, and final decoration. Planning fees and party wall costs are shown separately.

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