Solar Decathlon Blog - Competition

Students from the University of Arizona won multiple awards at the 2024 Design Challenge for their partnership with the Hopi Tribe to design the Tawa’ovi Community Development project. Photo: NREL.

Registration is now open for the U.S. Department of Energy Solar Decathlon® 2025 Design Challenge! In this challenge, interdisciplinary collegiate teams will create efficient, resilient, and sustainable buildings that meet community needs as part of DOE’s longest-running student competition.

Each year, Design Challenge teams compete to create high-performance, low-carbon building designs that address real-world issues such as existing building retrofits, community impacts, affordability, and resilience. Learn more about the competition through the 2024 Design Challenge Recap video.

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2024 Design Challenge

ICYMI: 2024 Design Challenge Winners Partner with Hopi Tribe, Look to Construct

In case you missed the announcement, The University of Arizona is the Grand Winner of the U.S. Department of Energy Solar Decathlon® 2024 Design Challenge!

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The team from The University of Arizona earned the Grand Winner award in the 2024 Design Challenge.

Today the U.S. Department of Energy (DOE) Solar Decathlon^® DOE’s longest-running student competition, announced the winners of the 2024 Design Challenge.

The Solar Decathlon challenges the next generation of building professionals to design high-performance, low-carbon buildings powered by renewable energy, promoting student innovation, STEM education, and workforce development opportunities in the buildings industry. The Solar Decathlon’s Design Challenge is a one- to two-semester, design-only competition.

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Forty teams from 37 collegiate institutions are advancing to the final stage of the U.S. Department of Energy (DOE) Solar Decathlon® 2024 Design Challenge based on their cutting-edge, zero energy building designs.

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3 Days Remain! Nominate for the Solar Decathlon Alumni/Faculty Awards by Feb. 1

Only 3 days remain to nominate an outstanding U.S. Department of Energy Solar Decathlon^® alumni or faculty lead for the Solar Decathlon Awards!

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Nominate an Outstanding Solar Decathlon Alum or Faculty Member by Feb. 1!

Know a Solar Decathlon alum or faculty lead who should be celebrated for accomplishments in the buildings industry? Nominate them for the Solar Decathlon Alumni/Faculty Awards!

These annual awards are given to past U.S. Department of Energy (DOE) Solar Decathlon® participants at the student or faculty level who have made outstanding contributions to the transition to a clean energy economy.

Nominate by Feb. 1 to be considered. Winners will be announced in April 2024 at the Solar Decathlon Competition Event at the National Renewable Energy Laboratory in Golden, Colorado.

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105 teams from 93 collegiate institutions are leading the charge on tackling climate change by designing high-performance, zero energy buildings as part of the U.S. Department of Energy Solar Decathlon^® 2024 Design Challenge.

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Are you a student or professor interested in transforming buildings to tackle the climate crisis?

The U.S. Department of Energy Solar Decathlon^® is seeking collegiate student participants from diverse majors to join the next round of the zero energy building design competition. Students from collegiate institutions in the United States and around the world are encouraged to form interdisciplinary teams and register!

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Eleven collegiate teams competing in the U.S. Department of Energy Solar Decathlon^® 2023 Build Challenge are hosting community open houses for their zero energy homes through April 18.

The teams, located across the globe, have spent nearly two years designing and building full-size, high-performance, low-carbon, zero energy houses for the competition. These dwellings demonstrate creative solutions to real-world climate issues, as well as long-term durability for local environmental conditions.

Additionally, these homes are built in communities across the country and around the world so more people can see them.

Learn when, where you can visit

Renderings from a selection of Solar Decathlon 2023 Design Challenge finalist teams.
Graphic by NREL

Fifty-seven teams from 63 collegiate institutions have earned a spot in the final stage of the U.S. Department of Energy Solar Decathlon^® 2023 Design Challenge.

“Solar Decathlon has pioneered energy efficient building designs for more than two decades; this year’s finalist teams showed there is always room to push the envelope on zero energy buildings,” said Rachel Romero, Design Challenge competition manager.

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Last Chance to Nominate a Faculty Advisor or Alum for the Solar Decathlon Richard King Award!

Has an influential U.S. Department of Energy Solar Decathlon^® Alum or Faculty Advisor made a positive impact on you, the program, or building a clean energy economy? Nominate them for the Richard King Award by February 1, 2023!

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97 collegiate institutions with 124 total teams are participating in the Solar Decathlon 2023 Design Challenge.

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A Blok modular apartment unit is installed at the NREL Research Block. (Photo courtesy of NREL)

Solar Decathlon has long been synonymous with digestible building science education. Now, the competition is launching a new initiative—SD Studio—to feature one cutting-edge building topic in depth each academic year. This year’s topic is industrialized construction!

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2022 Design Challenge Residential Grand Winners from the Georgia Institute of Technology.

Register for the 2023 Design Challenge by the October 26 deadline!

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