Providing estimates on the value that renovations or extensions may add to a property the renovation calculator is found within the Sold House Price section. If this is an available function for the property you'll see the below. Start by choosing 'Track this property'.
After answering the required questions to Track the property you will have the option to explore renovations and extensions estimates.

What options for major renovation projects does the renovation calculator have to explore?
- Loft conversion
- Garage conversion
- Basement conversion
- Conservatory
- Barn conversion
- Single-storey extension
- Two-storey extension
- First-floor extension
- Side and rear extensions
How do we come to this estimate?
- Planning permission data
- Local sold house prices
- Typical sizes for extensions or conversions in your local area
Once you've completed the steps below you can go back to 'Edit' the renovation or add more renovations to the calculator: