Days between dates
Count the distance between two Gregorian calendar dates. Weekdays mean Monday through Friday and do not exclude holidays.
262,427 days
From Thursday, March 15, 1308 to Monday, September 14, 2026.
Monday–Friday weekdays187,447
Weeks and days37,489w 4d
Calendar span718 years, 5 months, 30 days
Standard mode excludes the earlier endpoint and includes the later endpoint. Reversed inputs keep the same absolute counts and are identified above.