Solar Panel Calculator

The Solar Panel Calculator on Solar -Estimate is the leading tool in America to work out how many solar panels you need to cover the utility bills you rack up at your house.

The Solar Panel Calculator on Solar Estimate also tells you the likely cost of a solar system for your home based on industry average prices supplied by our network of over 200 installers across the country.
The solar production data is taken from the PV Watts solution but the solar panel calculator on Solar Estimate extends this data and provides better financial return information


The Calculator also will show you the cost to buy a solar system versus the monthly costs and savings if you lease a solar system.

The solar panel calculator is free to use for consumers.


Register your address to find out what tax credits
and other solar incentives your property is eligible for




per month
  Solar Power Calculator