The Congressional App Challenge is a prestigious student computer science competition that encourages middle and high school students to code and learn about STEM by creating and submitting their own original applications.
2026 applications open
May 1, 2026
2026 student applications deadline
Oct 26, 2026
2026 winners announcement
Jan 15, 2027
2027 applications open
May 1, 2027
2027 student applications deadline
Oct 26, 2027
2027 national celebration at U.S. Capitol
Jun 15, 2027