Days between dates
Count the distance between two Gregorian calendar dates. Weekdays mean Monday through Friday and do not exclude holidays.
188,262 days
From Friday, March 31, 1511 to Tuesday, September 8, 2026.
Monday–Friday weekdays134,472
Weeks and days26,894w 4d
Calendar span515 years, 5 months, 8 days
Standard mode excludes the earlier endpoint and includes the later endpoint. Reversed inputs keep the same absolute counts and are identified above.