Days between dates
Count the distance between two Gregorian calendar dates. Weekdays mean Monday through Friday and do not exclude holidays.
150,122 days
From Monday, August 31, 1615 to Monday, September 7, 2026.
Monday–Friday weekdays107,230
Weeks and days21,446w 0d
Calendar span411 years, 7 days
Standard mode excludes the earlier endpoint and includes the later endpoint. Reversed inputs keep the same absolute counts and are identified above.