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

41,430 days

From Monday, March 31, 1913 to Friday, September 4, 2026.

Monday–Friday weekdays29,594
Weeks and days5,918w 4d
Calendar span113 years, 5 months, 4 days

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