Date-to-date calculator

Days between dates

Count the distance between two Gregorian calendar dates. Weekdays mean Monday through Friday and do not exclude holidays.

Excluding the start date

184,267 days

From Wednesday, March 8, 1522 to Tuesday, September 8, 2026.

Monday–Friday weekdays131,619
Weeks and days26,323w 6d
Calendar span504 years, 6 months

Standard mode excludes the earlier endpoint and includes the later endpoint. Reversed inputs keep the same absolute counts and are identified above.