Days between dates
Count the distance between two Gregorian calendar dates. Weekdays mean Monday through Friday and do not exclude holidays.
195,585 days
From Thursday, March 12, 1491 to Tuesday, September 8, 2026.
Monday–Friday weekdays139,703
Weeks and days27,940w 5d
Calendar span535 years, 5 months, 27 days
Standard mode excludes the earlier endpoint and includes the later endpoint. Reversed inputs keep the same absolute counts and are identified above.