Days between dates
Count the distance between two Gregorian calendar dates. Weekdays mean Monday through Friday and do not exclude holidays.
161,027 days
From Tuesday, October 22, 1585 to Monday, September 7, 2026.
Monday–Friday weekdays115,019
Weeks and days23,003w 6d
Calendar span440 years, 10 months, 16 days
Standard mode excludes the earlier endpoint and includes the later endpoint. Reversed inputs keep the same absolute counts and are identified above.