Days between dates
Count the distance between two Gregorian calendar dates. Weekdays mean Monday through Friday and do not exclude holidays.
80,827 days
From Monday, May 20, 1805 to Saturday, September 5, 2026.
Monday–Friday weekdays57,734
Weeks and days11,546w 5d
Calendar span221 years, 3 months, 16 days
Standard mode excludes the earlier endpoint and includes the later endpoint. Reversed inputs keep the same absolute counts and are identified above.