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.

The end date comes before the start date

3,629 days

From Tuesday, August 12, 2036 to Saturday, September 5, 2026.

Monday–Friday weekdays2,592
Weeks and days518w 3d
Calendar span9 years, 11 months, 7 days

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