Days between dates
Count the distance between two Gregorian calendar dates. Weekdays mean Monday through Friday and do not exclude holidays.
146,951 days
From Monday, May 6, 1624 to Monday, September 7, 2026.
Monday–Friday weekdays104,965
Weeks and days20,993w 0d
Calendar span402 years, 4 months, 1 day
Standard mode excludes the earlier endpoint and includes the later endpoint. Reversed inputs keep the same absolute counts and are identified above.