Days between dates
Count the distance between two Gregorian calendar dates. Weekdays mean Monday through Friday and do not exclude holidays.
124,444 days
From Wednesday, December 19, 1685 to Monday, September 7, 2026.
Monday–Friday weekdays88,888
Weeks and days17,777w 5d
Calendar span340 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.