Date-to-date calculator

Days between dates

Count the distance between two Gregorian calendar dates. Weekdays mean Monday through Friday and do not exclude holidays.

Excluding the start date

123,056 days

From Thursday, October 6, 1689 to Sunday, September 6, 2026.

Monday–Friday weekdays87,896
Weeks and days17,579w 3d
Calendar span336 years, 11 months

Standard mode excludes the earlier endpoint and includes the later endpoint. Reversed inputs keep the same absolute counts and are identified above.