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

9,832 days

From Tuesday, October 5, 1999 to Saturday, September 5, 2026.

Monday–Friday weekdays7,023
Weeks and days1,404w 4d
Calendar span26 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.