Days between dates
Count the distance between two Gregorian calendar dates. Weekdays mean Monday through Friday and do not exclude holidays.
259,142 days
From Friday, March 12, 1317 to Sunday, September 13, 2026.
Monday–Friday weekdays185,100
Weeks and days37,020w 2d
Calendar span709 years, 6 months, 1 day
Standard mode excludes the earlier endpoint and includes the later endpoint. Reversed inputs keep the same absolute counts and are identified above.