Days between dates
Count the distance between two Gregorian calendar dates. Weekdays mean Monday through Friday and do not exclude holidays.
150,025 days
From Sunday, December 6, 1615 to Monday, September 7, 2026.
Monday–Friday weekdays107,161
Weeks and days21,432w 1d
Calendar span410 years, 9 months, 1 day
Standard mode excludes the earlier endpoint and includes the later endpoint. Reversed inputs keep the same absolute counts and are identified above.