Days between dates
Count the distance between two Gregorian calendar dates. Weekdays mean Monday through Friday and do not exclude holidays.
185,655 days
From Monday, May 20, 1518 to Tuesday, September 8, 2026.
Monday–Friday weekdays132,611
Weeks and days26,522w 1d
Calendar span508 years, 3 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.