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

39,066 days

From Saturday, September 20, 1919 to Friday, September 4, 2026.

Monday–Friday weekdays27,905
Weeks and days5,580w 6d
Calendar span106 years, 11 months, 15 days

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