Days between dates
Count the distance between two Gregorian calendar dates. Weekdays mean Monday through Friday and do not exclude holidays.
146,068 days
From Tuesday, October 6, 1626 to Monday, September 7, 2026.
Monday–Friday weekdays104,334
Weeks and days20,866w 6d
Calendar span399 years, 11 months, 1 day
Standard mode excludes the earlier endpoint and includes the later endpoint. Reversed inputs keep the same absolute counts and are identified above.