Days between dates
Count the distance between two Gregorian calendar dates. Weekdays mean Monday through Friday and do not exclude holidays.
181,058 days
From Saturday, December 20, 1530 to Tuesday, September 8, 2026.
Monday–Friday weekdays129,327
Weeks and days25,865w 3d
Calendar span495 years, 8 months, 19 days
Standard mode excludes the earlier endpoint and includes the later endpoint. Reversed inputs keep the same absolute counts and are identified above.