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Days until Constitution Day 2026
How many days until Constitution Day 2026? The date falls on a Thursday, September 17, 2026. The counter below runs right in your browser and updates every second, with days, hours, minutes and seconds.
Constitution Day from 2026 to 2030
| Year | Date | Weekday |
|---|---|---|
| 2026 | September 17, 2026 | Thursday |
| 2027 | September 17, 2027 | Friday |
| 2028 | September 17, 2028 | Sunday |
| 2029 | September 17, 2029 | Monday |
| 2030 | September 17, 2030 | Tuesday |
Constitution Day 2026 on the calendar
September 17, 2026 is day 260 of the year and falls on a Thursday, one bridge day away from the weekend. From there to the end of 2026 there are 105 days left. The date is fixed on the calendar: the weekday changes, the day of the month never does. In 2027 it will fall on a Friday.
Looking for another year? See days until Constitution Day 2027.
Where Constitution Day comes from
It recalls the signing of the US Constitution on September 17, 1787 in Philadelphia. Since 2004, every school receiving federal funds is required to teach about the Constitution on this date.
Last updated: · Methodology and sources