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

258,035 days

From Saturday, March 23, 1320 to Sunday, September 13, 2026.

Monday–Friday weekdays184,310
Weeks and days36,862w 1d
Calendar span706 years, 5 months, 21 days

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