Days between dates
Count the distance between two Gregorian calendar dates. Weekdays mean Monday through Friday and do not exclude holidays.
17,598 days
From Thursday, June 29, 1978 to Thursday, September 3, 2026.
Monday–Friday weekdays12,570
Weeks and days2,514w 0d
Calendar span48 years, 2 months, 5 days
Standard mode excludes the earlier endpoint and includes the later endpoint. Reversed inputs keep the same absolute counts and are identified above.