Instantly calculate your loft conversion costs based on size, type, and region. Updated for 2025, our calculator gives accurate pricing to help you budget with confidence.
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Use our free loft conversion cost calculator to get a quick, accurate estimate based on your loft type, size, insulation level, and location. It’s ideal if you’re just starting your project or comparing options before requesting a quote.
Your estimate is based on average market rates for your region and conversion type. For a detailed quote tailored to your property, we work with trusted loft conversion specialists across England and Wales. Click below to compare quotes and get expert advice, no obligation, just accurate guidance.
Loft Conversion Types: Explore the various types of loft conversions, including Dormer, Velux, Mansard, Modular and Hip to Gable loft conversions, to find the best fit for your home. This guide provides detailed descriptions and benefits of each type.
Loft Conversion Costs: Get a comprehensive breakdown of the costs associated with different loft conversions. Learn about the factors that influence pricing and budget considerations for your project. Also check out our specific location cost pages including loft conversion costs in London.
Check out our specific cost guides for:
1. Hip to gable loft conversion costs
2. Velux loft conversion costs
3. Dormer loft conversion costs
Loft Conversion Planning Permission: Understand the planning permission requirements for your loft conversion project. This guide helps you navigate the legalities and ensures your conversion complies with local regulations.
Finance for Your Loft Conversion: Discover various financing options available for your loft conversion. This guide explains different loan types, grants, and budgeting tips to make your project affordable.
Loft conversion ROI: Understand the potential ROI on your loft conversion. Understand ROI and what to consider with your new loft conversion, use our calculator to project the potential profit you'll make on an type of loft conversion.
Are loft conversions worth is? This guide explores the increase in the costs of a loft conversion comparing 2014 all the way to 2024, and analysing future trends into the next decade.
