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

90,890 days

From Friday, October 31, 1777 to Sunday, September 6, 2026.

Monday–Friday weekdays64,920
Weeks and days12,984w 2d
Calendar span248 years, 10 months, 6 days

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