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

255,847 days

From Wednesday, March 20, 1326 to Sunday, September 13, 2026.

Monday–Friday weekdays182,747
Weeks and days36,549w 4d
Calendar span700 years, 5 months, 24 days

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