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

71,488 days

From Tuesday, December 14, 1830 to Saturday, September 5, 2026.

Monday–Friday weekdays51,063
Weeks and days10,212w 4d
Calendar span195 years, 8 months, 22 days

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