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

90,089 days

From Monday, January 10, 1780 to Sunday, September 6, 2026.

Monday–Friday weekdays64,349
Weeks and days12,869w 6d
Calendar span246 years, 7 months, 27 days

Standard mode excludes the earlier endpoint and includes the later endpoint. Reversed inputs keep the same absolute counts and are identified above.