Days between dates
Count the distance between two Gregorian calendar dates. Weekdays mean Monday through Friday and do not exclude holidays.
186,506 days
From Thursday, January 20, 1516 to Tuesday, September 8, 2026.
Monday–Friday weekdays133,218
Weeks and days26,643w 5d
Calendar span510 years, 7 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.