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

252,188 days

From Monday, March 26, 1336 to Sunday, September 13, 2026.

Monday–Friday weekdays180,134
Weeks and days36,026w 6d
Calendar span690 years, 5 months, 18 days

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