Days between dates
Count the distance between two Gregorian calendar dates. Weekdays mean Monday through Friday and do not exclude holidays.
161,180 days
From Wednesday, May 22, 1585 to Monday, September 7, 2026.
Monday–Friday weekdays115,128
Weeks and days23,025w 5d
Calendar span441 years, 3 months, 16 days
Standard mode excludes the earlier endpoint and includes the later endpoint. Reversed inputs keep the same absolute counts and are identified above.