The U.S. Department of Energy Solar Decathlon challenges 20 collegiate teams to design, build, and operate solar-powered houses that are cost-effective, energy-efficient, and attractive. The winner of the competition is the team that best blends affordability, consumer appeal, and design excellence with optimal energy production and maximum efficiency.

Photo of the Solar Decathlon 2015 teams gathered in the Solar Decathlon village.


Who will compete in the
U.S. Department of Energy Solar Decathlon 2015
in Irvine, California?

See the complete list of participating teams.



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Photo of Team Austria celebrating.


Congratulations to the winner of the
U.S. Department of Energy Solar Decathlon 2013!

Vienna University of Technology




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Photo of decathletes walking to their lot as the sun rises over mountains in the background.


Miss the U.S. Department of Energy
Solar Decathlon 2013?

Check out our photos
to see the excitement!



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Photo of a member of the media videotaping a student decathlete inside the Southern California Institute of Architecture and California Institute of Technology house at Solar Decathlon 2013.


Learn more about the U.S. Department of Energy
Solar Decathlon 2013 houses and teams.

See our video collection for event highlights,
team interviews, and a look inside the houses.



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The U.S. Department of Energy Solar Decathlon challenges collegiate teams to design, build, and operate solar-powered houses that are cost-effective, energy-efficient, and attractive. The winner of the competition is the team that best blends affordability, consumer appeal, and design excellence with optimal energy production and maximum efficiency.

Latest Photos

For the latest Solar Decathlon photos, see the Department of Energy Solar Decathlon Flickr site.

For the latest Solar Decathlon photos, see the Department of Energy Solar Decathlon Flickr site.

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