Days between dates
Count the distance between two Gregorian calendar dates. Weekdays mean Monday through Friday and do not exclude holidays.
146,687 days
From Saturday, January 25, 1625 to Monday, September 7, 2026.
Monday–Friday weekdays104,776
Weeks and days20,955w 2d
Calendar span401 years, 7 months, 13 days
Standard mode excludes the earlier endpoint and includes the later endpoint. Reversed inputs keep the same absolute counts and are identified above.