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

119,320 days

From Tuesday, December 29, 1699 to Sunday, September 6, 2026.

Monday–Friday weekdays85,228
Weeks and days17,045w 5d
Calendar span326 years, 8 months, 8 days

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