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Frequently Asked Questions

How is electricity used in U.S. homes?

U.S. residential sector electricity consumption by major end uses in 2018, as projected in the Annual Energy Outlook 2019:

End use

Billion kWh
Share of total
Space cooling   214
Space heating   207 14%
Water heating   174 12%
Lighting     91   6%
Refrigeration     87   6%
Televisions and related equipment1     62   4%
Clothes dryers     60
Computers and related equipment2
    26   2%
Furnace fans and boiler circulation pumps     25
Freezers     20
    16   1%
Clothes washers3     10   1%
Dishwashers3      7   1%
Other uses4   460
Total consumption 1,462  

1 Includes televisions, set-top boxes, home theater systems, DVD players, and video game consoles.
2 Includes desktop and laptop computers, monitors, and networking equipment.
3 Does not include water heating.
4 Includes small electric devices, heating elements, exterior lights, outdoor grills, pool and spa heaters, backup electricity generators, and motors not listed above. Does not include electric vehicle charging.

Learn more:
Annual Energy Outlook, Reference case, Table 4: Residential sector key indicators and consumption
Residential Energy Consumption Survey (RECS)

Last updated: January 28, 2019

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