Days between dates
Count the distance between two Gregorian calendar dates. Weekdays mean Monday through Friday and do not exclude holidays.
223,000 days
From Tuesday, February 20, 1416 to Wednesday, September 9, 2026.
Monday–Friday weekdays159,286
Weeks and days31,857w 1d
Calendar span610 years, 6 months, 20 days
Standard mode excludes the earlier endpoint and includes the later endpoint. Reversed inputs keep the same absolute counts and are identified above.