Days between dates
Count the distance between two Gregorian calendar dates. Weekdays mean Monday through Friday and do not exclude holidays.
184,629 days
From Friday, March 11, 1521 to Tuesday, September 8, 2026.
Monday–Friday weekdays131,877
Weeks and days26,375w 4d
Calendar span505 years, 5 months, 28 days
Standard mode excludes the earlier endpoint and includes the later endpoint. Reversed inputs keep the same absolute counts and are identified above.