Days between dates
Count the distance between two Gregorian calendar dates. Weekdays mean Monday through Friday and do not exclude holidays.
135,101 days
From Sunday, October 15, 1656 to Monday, September 7, 2026.
Monday–Friday weekdays96,501
Weeks and days19,300w 1d
Calendar span369 years, 10 months, 23 days
Standard mode excludes the earlier endpoint and includes the later endpoint. Reversed inputs keep the same absolute counts and are identified above.