Energy Saver Calculator – Home Energy Costs
![Go Back](/wp-content/uploads/2020/07/back_button_energy_saver_calculator.png)
First tell us some key facts about your home energy costs:
Use these national averages, or enter your own costs.
![](../../../wp-content/uploads/2020/07/fill.gif)
kWh = killowat-hour, a measure of electricity use. Ten 100-watt light bulbs on for 1 hour use 1 kWh of electricity.
![Show tip](../../../wp-content/uploads/2020/07/fill.gif)
A therm is a measure of natural gas, about 100 cubic feet.
If you do not use gas, leave this box empty.