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

40,373 days

From Monday, February 21, 1916 to Friday, September 4, 2026.

Monday–Friday weekdays28,839
Weeks and days5,767w 4d
Calendar span110 years, 6 months, 14 days

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