Days between dates
Count the distance between two Gregorian calendar dates. Weekdays mean Monday through Friday and do not exclude holidays.
187,550 days
From Wednesday, March 12, 1513 to Tuesday, September 8, 2026.
Monday–Friday weekdays133,964
Weeks and days26,792w 6d
Calendar span513 years, 5 months, 27 days
Standard mode excludes the earlier endpoint and includes the later endpoint. Reversed inputs keep the same absolute counts and are identified above.