Days between dates
Count the distance between two Gregorian calendar dates. Weekdays mean Monday through Friday and do not exclude holidays.
146,946 days
From Saturday, May 11, 1624 to Monday, September 7, 2026.
Monday–Friday weekdays104,961
Weeks and days20,992w 2d
Calendar span402 years, 3 months, 27 days
Standard mode excludes the earlier endpoint and includes the later endpoint. Reversed inputs keep the same absolute counts and are identified above.