What are the costs for house extensions in Acton?

The cost of house extensions in Acton typically ranges from £1,200 to £2,500 per square meter in 2026, depending on the complexity of the project and materials used. For a standard two-storey extension, you might be looking at an overall budget of £30,000 to £65,000. It's essential to ensure that any builder you hire is Certified by the Federation of Master Builders or holds relevant local council certifications.

## Planning and Regulations Before starting your project, you'll need to check if you require planning permission. In most cases, extensions fall under permitted development rights, but it's best to confirm this with your local council. In Acton, consulting with a reputable builder who understands the local regulations can save you time and money.

## Additional Costs Don’t forget to budget for additional expenses like utility connections, landscaping, and interior finishes, which can add £5,000 to £15,000 to your total.

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