Cost estimation for construction projects in London
This calculator provides approximate cost estimates for home extensions in London based on current 2025 market prices. The final cost may vary depending on project complexity and chosen materials.
These estimates are indicative only and may differ from actual costs. Prices can vary significantly based on site conditions, material choices, planning requirements, and contractor selection.
For an accurate, personalized quote for your project, please contact our team for a professional assessment:
Get Professional Quote →Estimated total project cost
Remember: This is an estimate only. For accurate pricing, contact us for a professional quote.