Days between dates
Count the distance between two Gregorian calendar dates. Weekdays mean Monday through Friday and do not exclude holidays.
180,676 days
From Monday, May 12, 2521 to Tuesday, September 8, 2026.
Monday–Friday weekdays129,054
Weeks and days25,810w 6d
Calendar span494 years, 8 months, 4 days
Standard mode excludes the earlier endpoint and includes the later endpoint. Reversed inputs keep the same absolute counts and are identified above.