Days between dates
Count the distance between two Gregorian calendar dates. Weekdays mean Monday through Friday and do not exclude holidays.
135,159 days
From Friday, August 18, 1656 to Monday, September 7, 2026.
Monday–Friday weekdays96,541
Weeks and days19,308w 3d
Calendar span370 years, 20 days
Standard mode excludes the earlier endpoint and includes the later endpoint. Reversed inputs keep the same absolute counts and are identified above.