Days between dates
Count the distance between two Gregorian calendar dates. Weekdays mean Monday through Friday and do not exclude holidays.
28,731 days
From Monday, May 4, 2105 to Friday, September 4, 2026.
Monday–Friday weekdays20,521
Weeks and days4,104w 3d
Calendar span78 years, 8 months
Standard mode excludes the earlier endpoint and includes the later endpoint. Reversed inputs keep the same absolute counts and are identified above.