Days between dates
Count the distance between two Gregorian calendar dates. Weekdays mean Monday through Friday and do not exclude holidays.
145,945 days
From Saturday, February 6, 1627 to Monday, September 7, 2026.
Monday–Friday weekdays104,246
Weeks and days20,849w 2d
Calendar span399 years, 7 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.