Days between dates
Count the distance between two Gregorian calendar dates. Weekdays mean Monday through Friday and do not exclude holidays.
186,454 days
From Sunday, March 12, 1516 to Tuesday, September 8, 2026.
Monday–Friday weekdays133,182
Weeks and days26,636w 2d
Calendar span510 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.