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When is Pi Day 2026?
Saturday, March 14, 2026
There are 17 days left until Pi Day 2026.
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17
days
Pi Day
Date details for Pi Day 2026
- Day of week: Saturday
- Full date: Saturday, March 14, 2026
- Days remaining: 17
- Weeks remaining: 2
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About Pi Day
Pi Day 2026 is on Saturday, March 14th. The date 3/14 represents the first three digits of the mathematical constant pi (3.14).
History & Significance
Pi Day was founded by physicist Larry Shaw in 1988 at the San Francisco Exploratorium. In 2009, the U.S. House of Representatives officially recognized March 14th as National Pi Day. It also happens to be Albert Einstein's birthday.
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