Days between dates
Count the distance between two Gregorian calendar dates. Weekdays mean Monday through Friday and do not exclude holidays.
198,955 days
From Tuesday, December 20, 1481 to Wednesday, September 9, 2026.
Monday–Friday weekdays142,111
Weeks and days28,422w 1d
Calendar span544 years, 8 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.