Days between dates
Count the distance between two Gregorian calendar dates. Weekdays mean Monday through Friday and do not exclude holidays.
187,554 days
From Saturday, March 8, 1513 to Tuesday, September 8, 2026.
Monday–Friday weekdays133,967
Weeks and days26,793w 3d
Calendar span513 years, 6 months
Standard mode excludes the earlier endpoint and includes the later endpoint. Reversed inputs keep the same absolute counts and are identified above.