Days between dates
Count the distance between two Gregorian calendar dates. Weekdays mean Monday through Friday and do not exclude holidays.
187,906 days
From Thursday, March 21, 1512 to Tuesday, September 8, 2026.
Monday–Friday weekdays134,218
Weeks and days26,843w 5d
Calendar span514 years, 5 months, 18 days
Standard mode excludes the earlier endpoint and includes the later endpoint. Reversed inputs keep the same absolute counts and are identified above.