Days between dates
Count the distance between two Gregorian calendar dates. Weekdays mean Monday through Friday and do not exclude holidays.
181,637 days
From Monday, May 20, 1529 to Tuesday, September 8, 2026.
Monday–Friday weekdays129,741
Weeks and days25,948w 1d
Calendar span497 years, 3 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.