Days between dates
Count the distance between two Gregorian calendar dates. Weekdays mean Monday through Friday and do not exclude holidays.
218,231 days
From Thursday, March 12, 1429 to Wednesday, September 9, 2026.
Monday–Friday weekdays155,879
Weeks and days31,175w 6d
Calendar span597 years, 5 months, 28 days
Standard mode excludes the earlier endpoint and includes the later endpoint. Reversed inputs keep the same absolute counts and are identified above.