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What is the cost price estimate for a house extension in Bury?

United KingdomAsked 2026-04-1835 views1 answers71 total votes

What is the cost price estimate for a house extension in Bury?

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Helen CrossBuilding Specialist · 8 yrs
2026-03-19

The cost of a house extension in Bury can vary significantly based on the size, design, and materials used. On average, you can expect to pay between £1,200 and £2,500 per square metre for a standard single-storey extension, which typically includes building work, materials, and basic finishes. For example, a simple 20 square metre extension might cost around £24,000 to £50,000. If you’re considering larger or more complex designs, such as a two-storey extension, prices can escalate to around £1,500 to £3,000 per square metre.

It's essential to engage certified builders, especially those registered with Building Regulations. For projects that involve gas installations, ensure your contractor is Gas Safe registered. Additionally, if electrical work is needed, look for contractors who are NICEIC approved. These certifications ensure that the work is safe and compliant with local regulations, providing peace of mind.

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