Days between dates
Count the distance between two Gregorian calendar dates. Weekdays mean Monday through Friday and do not exclude holidays.
135,162 days
From Tuesday, August 15, 1656 to Monday, September 7, 2026.
Monday–Friday weekdays96,544
Weeks and days19,308w 6d
Calendar span370 years, 23 days
Standard mode excludes the earlier endpoint and includes the later endpoint. Reversed inputs keep the same absolute counts and are identified above.