Days between dates
Count the distance between two Gregorian calendar dates. Weekdays mean Monday through Friday and do not exclude holidays.
28,753 days
From Monday, December 15, 1947 to Friday, September 4, 2026.
Monday–Friday weekdays20,539
Weeks and days4,107w 4d
Calendar span78 years, 8 months, 20 days
Standard mode excludes the earlier endpoint and includes the later endpoint. Reversed inputs keep the same absolute counts and are identified above.