Days between dates
Count the distance between two Gregorian calendar dates. Weekdays mean Monday through Friday and do not exclude holidays.
206,899 days
From Wednesday, March 21, 1460 to Wednesday, September 9, 2026.
Monday–Friday weekdays147,785
Weeks and days29,557w 0d
Calendar span566 years, 5 months, 19 days
Standard mode excludes the earlier endpoint and includes the later endpoint. Reversed inputs keep the same absolute counts and are identified above.