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

90,516 days

From Monday, November 9, 1778 to Sunday, September 6, 2026.

Monday–Friday weekdays64,654
Weeks and days12,930w 6d
Calendar span247 years, 9 months, 28 days

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