Date-to-date calculator

Days between dates

Count the distance between two Gregorian calendar dates. Weekdays mean Monday through Friday and do not exclude holidays.

Excluding the start date

87,068 days

From Thursday, April 17, 1788 to Saturday, September 5, 2026.

Monday–Friday weekdays62,191
Weeks and days12,438w 2d
Calendar span238 years, 4 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.